* fields with the result. Returns 0 on success and an error otherwise.
*/
static int
-cifs_parse_devname(const char *devname, struct smb_vol *vol)
+cifs_parse_devname(const char *devname, struct smb3_fs_context *ctx)
{
char *pos;
const char *delims = "/\\";
/* move "pos" up to delimiter or NULL */
pos += len;
- vol->UNC = kstrndup(devname, pos - devname, GFP_KERNEL);
- if (!vol->UNC)
+ ctx->UNC = kstrndup(devname, pos - devname, GFP_KERNEL);
+ if (!ctx->UNC)
return -ENOMEM;
- convert_delimiter(vol->UNC, '\\');
+ convert_delimiter(ctx->UNC, '\\');
/* skip any delimiter */
if (*pos == '/' || *pos == '\\')
if (!*pos)
return 0;
- vol->prepath = kstrdup(pos, GFP_KERNEL);
- if (!vol->prepath)
+ ctx->prepath = kstrdup(pos, GFP_KERNEL);
+ if (!ctx->prepath)
return -ENOMEM;
return 0;
static int
cifs_parse_mount_options(const char *mountdata, const char *devname,
- struct smb_vol *vol, bool is_smb3)
+ struct smb3_fs_context *ctx, bool is_smb3)
{
char *data, *end;
char *mountdata_copy = NULL, *options;
bool got_ip = false;
bool got_version = false;
unsigned short port = 0;
- struct sockaddr *dstaddr = (struct sockaddr *)&vol->dstaddr;
+ struct sockaddr *dstaddr = (struct sockaddr *)&ctx->dstaddr;
separator[0] = ',';
separator[1] = 0;
delim = separator[0];
- /* ensure we always start with zeroed-out smb_vol */
- memset(vol, 0, sizeof(*vol));
+ /* ensure we always start with zeroed-out ctx */
+ memset(ctx, 0, sizeof(*ctx));
/*
* does not have to be perfect mapping since field is
* informational, only used for servers that do not support
* port 445 and it can be overridden at mount time
*/
- memset(vol->source_rfc1001_name, 0x20, RFC1001_NAME_LEN);
+ memset(ctx->source_rfc1001_name, 0x20, RFC1001_NAME_LEN);
for (i = 0; i < strnlen(nodename, RFC1001_NAME_LEN); i++)
- vol->source_rfc1001_name[i] = toupper(nodename[i]);
+ ctx->source_rfc1001_name[i] = toupper(nodename[i]);
- vol->source_rfc1001_name[RFC1001_NAME_LEN] = 0;
+ ctx->source_rfc1001_name[RFC1001_NAME_LEN] = 0;
/* null target name indicates to use *SMBSERVR default called name
if we end up sending RFC1001 session initialize */
- vol->target_rfc1001_name[0] = 0;
- vol->cred_uid = current_uid();
- vol->linux_uid = current_uid();
- vol->linux_gid = current_gid();
- vol->bsize = 1024 * 1024; /* can improve cp performance significantly */
+ ctx->target_rfc1001_name[0] = 0;
+ ctx->cred_uid = current_uid();
+ ctx->linux_uid = current_uid();
+ ctx->linux_gid = current_gid();
+ ctx->bsize = 1024 * 1024; /* can improve cp performance significantly */
/*
* default to SFM style remapping of seven reserved characters
* unless user overrides it or we negotiate CIFS POSIX where
* it is unnecessary. Can not simultaneously use more than one mapping
* since then readdir could list files that open could not open
*/
- vol->remap = true;
+ ctx->remap = true;
/* default to only allowing write access to owner of the mount */
- vol->dir_mode = vol->file_mode = S_IRUGO | S_IXUGO | S_IWUSR;
+ ctx->dir_mode = ctx->file_mode = S_IRUGO | S_IXUGO | S_IWUSR;
- /* vol->retry default is 0 (i.e. "soft" limited retry not hard retry) */
+ /* ctx->retry default is 0 (i.e. "soft" limited retry not hard retry) */
/* default is always to request posix paths. */
- vol->posix_paths = 1;
+ ctx->posix_paths = 1;
/* default to using server inode numbers where available */
- vol->server_ino = 1;
+ ctx->server_ino = 1;
/* default is to use strict cifs caching semantics */
- vol->strict_io = true;
+ ctx->strict_io = true;
- vol->actimeo = CIFS_DEF_ACTIMEO;
+ ctx->actimeo = CIFS_DEF_ACTIMEO;
/* Most clients set timeout to 0, allows server to use its default */
- vol->handle_timeout = 0; /* See MS-SMB2 spec section 2.2.14.2.12 */
+ ctx->handle_timeout = 0; /* See MS-SMB2 spec section 2.2.14.2.12 */
/* offer SMB2.1 and later (SMB3 etc). Secure and widely accepted */
- vol->ops = &smb30_operations;
- vol->vals = &smbdefault_values;
+ ctx->ops = &smb30_operations;
+ ctx->vals = &smbdefault_values;
- vol->echo_interval = SMB_ECHO_INTERVAL_DEFAULT;
+ ctx->echo_interval = SMB_ECHO_INTERVAL_DEFAULT;
/* default to no multichannel (single server connection) */
- vol->multichannel = false;
- vol->max_channels = 1;
+ ctx->multichannel = false;
+ ctx->max_channels = 1;
if (!mountdata)
goto cifs_parse_mount_err;
cifs_dbg(FYI, "Null separator not allowed\n");
}
}
- vol->backupuid_specified = false; /* no backup intent for a user */
- vol->backupgid_specified = false; /* no backup intent for a group */
+ ctx->backupuid_specified = false; /* no backup intent for a user */
+ ctx->backupgid_specified = false; /* no backup intent for a group */
- switch (cifs_parse_devname(devname, vol)) {
+ switch (cifs_parse_devname(devname, ctx)) {
case 0:
break;
case -ENOMEM:
/* Boolean values */
case Opt_user_xattr:
- vol->no_xattr = 0;
+ ctx->no_xattr = 0;
break;
case Opt_nouser_xattr:
- vol->no_xattr = 1;
+ ctx->no_xattr = 1;
break;
case Opt_forceuid:
override_uid = 1;
override_gid = 0;
break;
case Opt_noblocksend:
- vol->noblocksnd = 1;
+ ctx->noblocksnd = 1;
break;
case Opt_noautotune:
- vol->noautotune = 1;
+ ctx->noautotune = 1;
break;
case Opt_nolease:
- vol->no_lease = 1;
+ ctx->no_lease = 1;
break;
case Opt_hard:
- vol->retry = 1;
+ ctx->retry = 1;
break;
case Opt_soft:
- vol->retry = 0;
+ ctx->retry = 0;
break;
case Opt_perm:
- vol->noperm = 0;
+ ctx->noperm = 0;
break;
case Opt_noperm:
- vol->noperm = 1;
+ ctx->noperm = 1;
break;
case Opt_nodelete:
- vol->nodelete = 1;
+ ctx->nodelete = 1;
break;
case Opt_mapchars:
- vol->sfu_remap = true;
- vol->remap = false; /* disable SFM mapping */
+ ctx->sfu_remap = true;
+ ctx->remap = false; /* disable SFM mapping */
break;
case Opt_nomapchars:
- vol->sfu_remap = false;
+ ctx->sfu_remap = false;
break;
case Opt_mapposix:
- vol->remap = true;
- vol->sfu_remap = false; /* disable SFU mapping */
+ ctx->remap = true;
+ ctx->sfu_remap = false; /* disable SFU mapping */
break;
case Opt_nomapposix:
- vol->remap = false;
+ ctx->remap = false;
break;
case Opt_sfu:
- vol->sfu_emul = 1;
+ ctx->sfu_emul = 1;
break;
case Opt_nosfu:
- vol->sfu_emul = 0;
+ ctx->sfu_emul = 0;
break;
case Opt_nodfs:
- vol->nodfs = 1;
+ ctx->nodfs = 1;
break;
case Opt_rootfs:
#ifdef CONFIG_CIFS_ROOT
- vol->rootfs = true;
+ ctx->rootfs = true;
#endif
break;
case Opt_posixpaths:
- vol->posix_paths = 1;
+ ctx->posix_paths = 1;
break;
case Opt_noposixpaths:
- vol->posix_paths = 0;
+ ctx->posix_paths = 0;
break;
case Opt_nounix:
- if (vol->linux_ext)
+ if (ctx->linux_ext)
cifs_dbg(VFS,
"conflicting unix mount options\n");
- vol->no_linux_ext = 1;
+ ctx->no_linux_ext = 1;
break;
case Opt_unix:
- if (vol->no_linux_ext)
+ if (ctx->no_linux_ext)
cifs_dbg(VFS,
"conflicting unix mount options\n");
- vol->linux_ext = 1;
+ ctx->linux_ext = 1;
break;
case Opt_nocase:
- vol->nocase = 1;
+ ctx->nocase = 1;
break;
case Opt_brl:
- vol->nobrl = 0;
+ ctx->nobrl = 0;
break;
case Opt_nobrl:
- vol->nobrl = 1;
+ ctx->nobrl = 1;
/*
* turn off mandatory locking in mode
* if remote locking is turned off since the
* local vfs will do advisory
*/
- if (vol->file_mode ==
+ if (ctx->file_mode ==
(S_IALLUGO & ~(S_ISUID | S_IXGRP)))
- vol->file_mode = S_IALLUGO;
+ ctx->file_mode = S_IALLUGO;
break;
case Opt_nohandlecache:
- vol->nohandlecache = 1;
+ ctx->nohandlecache = 1;
break;
case Opt_handlecache:
- vol->nohandlecache = 0;
+ ctx->nohandlecache = 0;
break;
case Opt_forcemandatorylock:
- vol->mand_lock = 1;
+ ctx->mand_lock = 1;
break;
case Opt_setuids:
- vol->setuids = 1;
+ ctx->setuids = 1;
break;
case Opt_nosetuids:
- vol->setuids = 0;
+ ctx->setuids = 0;
break;
case Opt_setuidfromacl:
- vol->setuidfromacl = 1;
+ ctx->setuidfromacl = 1;
break;
case Opt_dynperm:
- vol->dynperm = true;
+ ctx->dynperm = true;
break;
case Opt_nodynperm:
- vol->dynperm = false;
+ ctx->dynperm = false;
break;
case Opt_nohard:
- vol->retry = 0;
+ ctx->retry = 0;
break;
case Opt_nosoft:
- vol->retry = 1;
+ ctx->retry = 1;
break;
case Opt_nointr:
- vol->intr = 0;
+ ctx->intr = 0;
break;
case Opt_intr:
- vol->intr = 1;
+ ctx->intr = 1;
break;
case Opt_nostrictsync:
- vol->nostrictsync = 1;
+ ctx->nostrictsync = 1;
break;
case Opt_strictsync:
- vol->nostrictsync = 0;
+ ctx->nostrictsync = 0;
break;
case Opt_serverino:
- vol->server_ino = 1;
+ ctx->server_ino = 1;
break;
case Opt_noserverino:
- vol->server_ino = 0;
+ ctx->server_ino = 0;
break;
case Opt_rwpidforward:
- vol->rwpidforward = 1;
+ ctx->rwpidforward = 1;
break;
case Opt_modesid:
- vol->mode_ace = 1;
+ ctx->mode_ace = 1;
break;
case Opt_cifsacl:
- vol->cifs_acl = 1;
+ ctx->cifs_acl = 1;
break;
case Opt_nocifsacl:
- vol->cifs_acl = 0;
+ ctx->cifs_acl = 0;
break;
case Opt_acl:
- vol->no_psx_acl = 0;
+ ctx->no_psx_acl = 0;
break;
case Opt_noacl:
- vol->no_psx_acl = 1;
+ ctx->no_psx_acl = 1;
break;
case Opt_locallease:
- vol->local_lease = 1;
+ ctx->local_lease = 1;
break;
case Opt_sign:
- vol->sign = true;
+ ctx->sign = true;
break;
case Opt_ignore_signature:
- vol->sign = true;
- vol->ignore_signature = true;
+ ctx->sign = true;
+ ctx->ignore_signature = true;
break;
case Opt_seal:
/* we do not do the following in secFlags because seal
* is a per tree connection (mount) not a per socket
* or per-smb connection option in the protocol
- * vol->secFlg |= CIFSSEC_MUST_SEAL;
+ * ctx->secFlg |= CIFSSEC_MUST_SEAL;
*/
- vol->seal = 1;
+ ctx->seal = 1;
break;
case Opt_noac:
pr_warn("Mount option noac not supported. Instead set /proc/fs/cifs/LookupCacheEnabled to 0\n");
cifs_dbg(VFS, "FS-Cache support needs CONFIG_CIFS_FSCACHE kernel config option set\n");
goto cifs_parse_mount_err;
#endif
- vol->fsc = true;
+ ctx->fsc = true;
break;
case Opt_mfsymlinks:
- vol->mfsymlinks = true;
+ ctx->mfsymlinks = true;
break;
case Opt_multiuser:
- vol->multiuser = true;
+ ctx->multiuser = true;
break;
case Opt_sloppy:
sloppy = true;
break;
case Opt_nosharesock:
- vol->nosharesock = true;
+ ctx->nosharesock = true;
break;
case Opt_nopersistent:
- vol->nopersistent = true;
- if (vol->persistent) {
+ ctx->nopersistent = true;
+ if (ctx->persistent) {
cifs_dbg(VFS,
"persistenthandles mount options conflict\n");
goto cifs_parse_mount_err;
}
break;
case Opt_persistent:
- vol->persistent = true;
- if ((vol->nopersistent) || (vol->resilient)) {
+ ctx->persistent = true;
+ if ((ctx->nopersistent) || (ctx->resilient)) {
cifs_dbg(VFS,
"persistenthandles mount options conflict\n");
goto cifs_parse_mount_err;
}
break;
case Opt_resilient:
- vol->resilient = true;
- if (vol->persistent) {
+ ctx->resilient = true;
+ if (ctx->persistent) {
cifs_dbg(VFS,
"persistenthandles mount options conflict\n");
goto cifs_parse_mount_err;
}
break;
case Opt_noresilient:
- vol->resilient = false; /* already the default */
+ ctx->resilient = false; /* already the default */
break;
case Opt_domainauto:
- vol->domainauto = true;
+ ctx->domainauto = true;
break;
case Opt_rdma:
- vol->rdma = true;
+ ctx->rdma = true;
break;
case Opt_multichannel:
- vol->multichannel = true;
+ ctx->multichannel = true;
/* if number of channels not specified, default to 2 */
- if (vol->max_channels < 2)
- vol->max_channels = 2;
+ if (ctx->max_channels < 2)
+ ctx->max_channels = 2;
break;
case Opt_nomultichannel:
- vol->multichannel = false;
- vol->max_channels = 1;
+ ctx->multichannel = false;
+ ctx->max_channels = 1;
break;
case Opt_compress:
- vol->compression = UNKNOWN_TYPE;
+ ctx->compression = UNKNOWN_TYPE;
cifs_dbg(VFS,
"SMB3 compression support is experimental\n");
break;
/* Numeric Values */
case Opt_backupuid:
- if (get_option_uid(args, &vol->backupuid)) {
+ if (get_option_uid(args, &ctx->backupuid)) {
cifs_dbg(VFS, "%s: Invalid backupuid value\n",
__func__);
goto cifs_parse_mount_err;
}
- vol->backupuid_specified = true;
+ ctx->backupuid_specified = true;
break;
case Opt_backupgid:
- if (get_option_gid(args, &vol->backupgid)) {
+ if (get_option_gid(args, &ctx->backupgid)) {
cifs_dbg(VFS, "%s: Invalid backupgid value\n",
__func__);
goto cifs_parse_mount_err;
}
- vol->backupgid_specified = true;
+ ctx->backupgid_specified = true;
break;
case Opt_uid:
- if (get_option_uid(args, &vol->linux_uid)) {
+ if (get_option_uid(args, &ctx->linux_uid)) {
cifs_dbg(VFS, "%s: Invalid uid value\n",
__func__);
goto cifs_parse_mount_err;
uid_specified = true;
break;
case Opt_cruid:
- if (get_option_uid(args, &vol->cred_uid)) {
+ if (get_option_uid(args, &ctx->cred_uid)) {
cifs_dbg(VFS, "%s: Invalid cruid value\n",
__func__);
goto cifs_parse_mount_err;
}
break;
case Opt_gid:
- if (get_option_gid(args, &vol->linux_gid)) {
+ if (get_option_gid(args, &ctx->linux_gid)) {
cifs_dbg(VFS, "%s: Invalid gid value\n",
__func__);
goto cifs_parse_mount_err;
__func__);
goto cifs_parse_mount_err;
}
- vol->file_mode = option;
+ ctx->file_mode = option;
break;
case Opt_dirmode:
if (get_option_ul(args, &option)) {
__func__);
goto cifs_parse_mount_err;
}
- vol->dir_mode = option;
+ ctx->dir_mode = option;
break;
case Opt_port:
if (get_option_ul(args, &option) ||
cifs_dbg(VFS, "Invalid minimum encrypted read offload size (esize)\n");
goto cifs_parse_mount_err;
}
- vol->min_offload = option;
+ ctx->min_offload = option;
break;
case Opt_blocksize:
if (get_option_ul(args, &option)) {
__func__);
goto cifs_parse_mount_err;
}
- vol->bsize = option;
+ ctx->bsize = option;
break;
case Opt_rsize:
if (get_option_ul(args, &option)) {
__func__);
goto cifs_parse_mount_err;
}
- vol->rsize = option;
+ ctx->rsize = option;
break;
case Opt_wsize:
if (get_option_ul(args, &option)) {
__func__);
goto cifs_parse_mount_err;
}
- vol->wsize = option;
+ ctx->wsize = option;
break;
case Opt_actimeo:
if (get_option_ul(args, &option)) {
__func__);
goto cifs_parse_mount_err;
}
- vol->actimeo = HZ * option;
- if (vol->actimeo > CIFS_MAX_ACTIMEO) {
+ ctx->actimeo = HZ * option;
+ if (ctx->actimeo > CIFS_MAX_ACTIMEO) {
cifs_dbg(VFS, "attribute cache timeout too large\n");
goto cifs_parse_mount_err;
}
__func__);
goto cifs_parse_mount_err;
}
- vol->handle_timeout = option;
- if (vol->handle_timeout > SMB3_MAX_HANDLE_TIMEOUT) {
+ ctx->handle_timeout = option;
+ if (ctx->handle_timeout > SMB3_MAX_HANDLE_TIMEOUT) {
cifs_dbg(VFS, "Invalid handle cache timeout, longer than 16 minutes\n");
goto cifs_parse_mount_err;
}
__func__);
goto cifs_parse_mount_err;
}
- vol->echo_interval = option;
+ ctx->echo_interval = option;
break;
case Opt_snapshot:
if (get_option_ul(args, &option)) {
__func__);
goto cifs_parse_mount_err;
}
- vol->snapshot_time = option;
+ ctx->snapshot_time = option;
break;
case Opt_max_credits:
if (get_option_ul(args, &option) || (option < 20) ||
__func__);
goto cifs_parse_mount_err;
}
- vol->max_credits = option;
+ ctx->max_credits = option;
break;
case Opt_max_channels:
if (get_option_ul(args, &option) || option < 1 ||
__func__, CIFS_MAX_CHANNELS);
goto cifs_parse_mount_err;
}
- vol->max_channels = option;
+ ctx->max_channels = option;
break;
/* String Arguments */
case Opt_blank_user:
/* null user, ie. anonymous authentication */
- vol->nullauth = 1;
- vol->username = NULL;
+ ctx->nullauth = 1;
+ ctx->username = NULL;
break;
case Opt_user:
string = match_strdup(args);
goto cifs_parse_mount_err;
}
- kfree(vol->username);
- vol->username = kstrdup(string, GFP_KERNEL);
- if (!vol->username)
+ kfree(ctx->username);
+ ctx->username = kstrdup(string, GFP_KERNEL);
+ if (!ctx->username)
goto cifs_parse_mount_err;
break;
case Opt_blank_pass:
tmp_end++;
if (!(tmp_end < end && tmp_end[1] == delim)) {
/* No it is not. Set the password to NULL */
- kfree_sensitive(vol->password);
- vol->password = NULL;
+ kfree_sensitive(ctx->password);
+ ctx->password = NULL;
break;
}
fallthrough; /* to Opt_pass below */
options = end;
}
- kfree_sensitive(vol->password);
+ kfree_sensitive(ctx->password);
/* Now build new password string */
temp_len = strlen(value);
- vol->password = kzalloc(temp_len+1, GFP_KERNEL);
- if (vol->password == NULL) {
+ ctx->password = kzalloc(temp_len+1, GFP_KERNEL);
+ if (ctx->password == NULL) {
pr_warn("no memory for password\n");
goto cifs_parse_mount_err;
}
for (i = 0, j = 0; i < temp_len; i++, j++) {
- vol->password[j] = value[i];
+ ctx->password[j] = value[i];
if ((value[i] == delim) &&
value[i+1] == delim)
/* skip the second deliminator */
i++;
}
- vol->password[j] = '\0';
+ ctx->password[j] = '\0';
break;
case Opt_blank_ip:
/* FIXME: should this be an error instead? */
goto cifs_parse_mount_err;
}
- kfree(vol->domainname);
- vol->domainname = kstrdup(string, GFP_KERNEL);
- if (!vol->domainname) {
+ kfree(ctx->domainname);
+ ctx->domainname = kstrdup(string, GFP_KERNEL);
+ if (!ctx->domainname) {
pr_warn("no memory for domainname\n");
goto cifs_parse_mount_err;
}
goto out_nomem;
if (!cifs_convert_address(
- (struct sockaddr *)&vol->srcaddr,
+ (struct sockaddr *)&ctx->srcaddr,
string, strlen(string))) {
pr_warn("Could not parse srcaddr: %s\n",
string);
}
if (strncasecmp(string, "default", 7) != 0) {
- kfree(vol->iocharset);
- vol->iocharset = kstrdup(string,
+ kfree(ctx->iocharset);
+ ctx->iocharset = kstrdup(string,
GFP_KERNEL);
- if (!vol->iocharset) {
+ if (!ctx->iocharset) {
pr_warn("no memory for charset\n");
goto cifs_parse_mount_err;
}
if (string == NULL)
goto out_nomem;
- memset(vol->source_rfc1001_name, 0x20,
+ memset(ctx->source_rfc1001_name, 0x20,
RFC1001_NAME_LEN);
/*
* FIXME: are there cases in which a comma can
/* don't ucase netbiosname for user */
if (string[i] == 0)
break;
- vol->source_rfc1001_name[i] = string[i];
+ ctx->source_rfc1001_name[i] = string[i];
}
/* The string has 16th byte zero still from
* set at top of the function
goto out_nomem;
/* last byte, type, is 0x20 for servr type */
- memset(vol->target_rfc1001_name, 0x20,
+ memset(ctx->target_rfc1001_name, 0x20,
RFC1001_NAME_LEN_WITH_NULL);
/* BB are there cases in which a comma can be
for (i = 0; i < 15; i++) {
if (string[i] == 0)
break;
- vol->target_rfc1001_name[i] = string[i];
+ ctx->target_rfc1001_name[i] = string[i];
}
/* The string has 16th byte zero still from
set at top of the function */
if (string == NULL)
goto out_nomem;
- if (cifs_parse_smb_version(string, vol, is_smb3) != 0)
+ if (cifs_parse_smb_version(string, ctx, is_smb3) != 0)
goto cifs_parse_mount_err;
got_version = true;
break;
if (string == NULL)
goto out_nomem;
- if (cifs_parse_security_flavors(string, vol) != 0)
+ if (cifs_parse_security_flavors(string, ctx) != 0)
goto cifs_parse_mount_err;
break;
case Opt_cache:
if (string == NULL)
goto out_nomem;
- if (cifs_parse_cache_flavor(string, vol) != 0)
+ if (cifs_parse_cache_flavor(string, ctx) != 0)
goto cifs_parse_mount_err;
break;
default:
goto cifs_parse_mount_err;
}
- if (vol->rdma && vol->vals->protocol_id < SMB30_PROT_ID) {
+ if (ctx->rdma && ctx->vals->protocol_id < SMB30_PROT_ID) {
cifs_dbg(VFS, "SMB Direct requires Version >=3.0\n");
goto cifs_parse_mount_err;
}
#ifndef CONFIG_KEYS
/* Muliuser mounts require CONFIG_KEYS support */
- if (vol->multiuser) {
+ if (ctx->multiuser) {
cifs_dbg(VFS, "Multiuser mounts require kernels with CONFIG_KEYS enabled\n");
goto cifs_parse_mount_err;
}
#endif
- if (!vol->UNC) {
+ if (!ctx->UNC) {
cifs_dbg(VFS, "CIFS mount error: No usable UNC path provided in device string!\n");
goto cifs_parse_mount_err;
}
/* make sure UNC has a share name */
- if (!strchr(vol->UNC + 3, '\\')) {
+ if (!strchr(ctx->UNC + 3, '\\')) {
cifs_dbg(VFS, "Malformed UNC. Unable to find share name.\n");
goto cifs_parse_mount_err;
}
/* No ip= option specified? Try to get it from UNC */
/* Use the address part of the UNC. */
- slash = strchr(&vol->UNC[2], '\\');
- len = slash - &vol->UNC[2];
- if (!cifs_convert_address(dstaddr, &vol->UNC[2], len)) {
+ slash = strchr(&ctx->UNC[2], '\\');
+ len = slash - &ctx->UNC[2];
+ if (!cifs_convert_address(dstaddr, &ctx->UNC[2], len)) {
pr_err("Unable to determine destination address\n");
goto cifs_parse_mount_err;
}
cifs_set_port(dstaddr, port);
if (uid_specified)
- vol->override_uid = override_uid;
+ ctx->override_uid = override_uid;
else if (override_uid == 1)
pr_notice("ignoring forceuid mount option specified with no uid= option\n");
if (gid_specified)
- vol->override_gid = override_gid;
+ ctx->override_gid = override_gid;
else if (override_gid == 1)
pr_notice("ignoring forcegid mount option specified with no gid= option\n");
}
static bool
-match_security(struct TCP_Server_Info *server, struct smb_vol *vol)
+match_security(struct TCP_Server_Info *server, struct smb3_fs_context *ctx)
{
/*
- * The select_sectype function should either return the vol->sectype
+ * The select_sectype function should either return the ctx->sectype
* that was specified, or "Unspecified" if that sectype was not
* compatible with the given NEGOTIATE request.
*/
- if (server->ops->select_sectype(server, vol->sectype)
+ if (server->ops->select_sectype(server, ctx->sectype)
== Unspecified)
return false;
* global_secflags at this point since if MUST_SIGN is set then
* the server->sign had better be too.
*/
- if (vol->sign && !server->sign)
+ if (ctx->sign && !server->sign)
return false;
return true;
}
-static int match_server(struct TCP_Server_Info *server, struct smb_vol *vol)
+static int match_server(struct TCP_Server_Info *server, struct smb3_fs_context *ctx)
{
- struct sockaddr *addr = (struct sockaddr *)&vol->dstaddr;
+ struct sockaddr *addr = (struct sockaddr *)&ctx->dstaddr;
- if (vol->nosharesock)
+ if (ctx->nosharesock)
return 0;
/* If multidialect negotiation see if existing sessions match one */
- if (strcmp(vol->vals->version_string, SMB3ANY_VERSION_STRING) == 0) {
+ if (strcmp(ctx->vals->version_string, SMB3ANY_VERSION_STRING) == 0) {
if (server->vals->protocol_id < SMB30_PROT_ID)
return 0;
- } else if (strcmp(vol->vals->version_string,
+ } else if (strcmp(ctx->vals->version_string,
SMBDEFAULT_VERSION_STRING) == 0) {
if (server->vals->protocol_id < SMB21_PROT_ID)
return 0;
- } else if ((server->vals != vol->vals) || (server->ops != vol->ops))
+ } else if ((server->vals != ctx->vals) || (server->ops != ctx->ops))
return 0;
if (!net_eq(cifs_net_ns(server), current->nsproxy->net_ns))
return 0;
if (!match_address(server, addr,
- (struct sockaddr *)&vol->srcaddr))
+ (struct sockaddr *)&ctx->srcaddr))
return 0;
if (!match_port(server, addr))
return 0;
- if (!match_security(server, vol))
+ if (!match_security(server, ctx))
return 0;
- if (server->echo_interval != vol->echo_interval * HZ)
+ if (server->echo_interval != ctx->echo_interval * HZ)
return 0;
- if (server->rdma != vol->rdma)
+ if (server->rdma != ctx->rdma)
return 0;
- if (server->ignore_signature != vol->ignore_signature)
+ if (server->ignore_signature != ctx->ignore_signature)
return 0;
- if (server->min_offload != vol->min_offload)
+ if (server->min_offload != ctx->min_offload)
return 0;
return 1;
}
struct TCP_Server_Info *
-cifs_find_tcp_session(struct smb_vol *vol)
+cifs_find_tcp_session(struct smb3_fs_context *ctx)
{
struct TCP_Server_Info *server;
* Skip ses channels since they're only handled in lower layers
* (e.g. cifs_send_recv).
*/
- if (server->is_channel || !match_server(server, vol))
+ if (server->is_channel || !match_server(server, ctx))
continue;
++server->srv_count;
}
struct TCP_Server_Info *
-cifs_get_tcp_session(struct smb_vol *volume_info)
+cifs_get_tcp_session(struct smb3_fs_context *ctx)
{
struct TCP_Server_Info *tcp_ses = NULL;
int rc;
- cifs_dbg(FYI, "UNC: %s\n", volume_info->UNC);
+ cifs_dbg(FYI, "UNC: %s\n", ctx->UNC);
/* see if we already have a matching tcp_ses */
- tcp_ses = cifs_find_tcp_session(volume_info);
+ tcp_ses = cifs_find_tcp_session(ctx);
if (tcp_ses)
return tcp_ses;
goto out_err;
}
- tcp_ses->ops = volume_info->ops;
- tcp_ses->vals = volume_info->vals;
+ tcp_ses->ops = ctx->ops;
+ tcp_ses->vals = ctx->vals;
cifs_set_net_ns(tcp_ses, get_net(current->nsproxy->net_ns));
- tcp_ses->hostname = extract_hostname(volume_info->UNC);
+ tcp_ses->hostname = extract_hostname(ctx->UNC);
if (IS_ERR(tcp_ses->hostname)) {
rc = PTR_ERR(tcp_ses->hostname);
goto out_err_crypto_release;
}
- tcp_ses->noblockcnt = volume_info->rootfs;
- tcp_ses->noblocksnd = volume_info->noblocksnd || volume_info->rootfs;
- tcp_ses->noautotune = volume_info->noautotune;
- tcp_ses->tcp_nodelay = volume_info->sockopt_tcp_nodelay;
- tcp_ses->rdma = volume_info->rdma;
+ tcp_ses->noblockcnt = ctx->rootfs;
+ tcp_ses->noblocksnd = ctx->noblocksnd || ctx->rootfs;
+ tcp_ses->noautotune = ctx->noautotune;
+ tcp_ses->tcp_nodelay = ctx->sockopt_tcp_nodelay;
+ tcp_ses->rdma = ctx->rdma;
tcp_ses->in_flight = 0;
tcp_ses->max_in_flight = 0;
tcp_ses->credits = 1;
INIT_LIST_HEAD(&tcp_ses->pending_mid_q);
mutex_init(&tcp_ses->srv_mutex);
memcpy(tcp_ses->workstation_RFC1001_name,
- volume_info->source_rfc1001_name, RFC1001_NAME_LEN_WITH_NULL);
+ ctx->source_rfc1001_name, RFC1001_NAME_LEN_WITH_NULL);
memcpy(tcp_ses->server_RFC1001_name,
- volume_info->target_rfc1001_name, RFC1001_NAME_LEN_WITH_NULL);
+ ctx->target_rfc1001_name, RFC1001_NAME_LEN_WITH_NULL);
tcp_ses->session_estab = false;
tcp_ses->sequence_number = 0;
tcp_ses->reconnect_instance = 1;
tcp_ses->lstrp = jiffies;
- tcp_ses->compress_algorithm = cpu_to_le16(volume_info->compression);
+ tcp_ses->compress_algorithm = cpu_to_le16(ctx->compression);
spin_lock_init(&tcp_ses->req_lock);
INIT_LIST_HEAD(&tcp_ses->tcp_ses_list);
INIT_LIST_HEAD(&tcp_ses->smb_ses_list);
INIT_DELAYED_WORK(&tcp_ses->echo, cifs_echo_request);
INIT_DELAYED_WORK(&tcp_ses->reconnect, smb2_reconnect_server);
mutex_init(&tcp_ses->reconnect_mutex);
- memcpy(&tcp_ses->srcaddr, &volume_info->srcaddr,
+ memcpy(&tcp_ses->srcaddr, &ctx->srcaddr,
sizeof(tcp_ses->srcaddr));
- memcpy(&tcp_ses->dstaddr, &volume_info->dstaddr,
+ memcpy(&tcp_ses->dstaddr, &ctx->dstaddr,
sizeof(tcp_ses->dstaddr));
- if (volume_info->use_client_guid)
- memcpy(tcp_ses->client_guid, volume_info->client_guid,
+ if (ctx->use_client_guid)
+ memcpy(tcp_ses->client_guid, ctx->client_guid,
SMB2_CLIENT_GUID_SIZE);
else
generate_random_uuid(tcp_ses->client_guid);
tcp_ses->tcpStatus = CifsNew;
++tcp_ses->srv_count;
- if (volume_info->echo_interval >= SMB_ECHO_INTERVAL_MIN &&
- volume_info->echo_interval <= SMB_ECHO_INTERVAL_MAX)
- tcp_ses->echo_interval = volume_info->echo_interval * HZ;
+ if (ctx->echo_interval >= SMB_ECHO_INTERVAL_MIN &&
+ ctx->echo_interval <= SMB_ECHO_INTERVAL_MAX)
+ tcp_ses->echo_interval = ctx->echo_interval * HZ;
else
tcp_ses->echo_interval = SMB_ECHO_INTERVAL_DEFAULT * HZ;
if (tcp_ses->rdma) {
goto out_err_crypto_release;
#endif
tcp_ses->smbd_conn = smbd_get_connection(
- tcp_ses, (struct sockaddr *)&volume_info->dstaddr);
+ tcp_ses, (struct sockaddr *)&ctx->dstaddr);
if (tcp_ses->smbd_conn) {
cifs_dbg(VFS, "RDMA transport established\n");
rc = 0;
module_put(THIS_MODULE);
goto out_err_crypto_release;
}
- tcp_ses->min_offload = volume_info->min_offload;
+ tcp_ses->min_offload = ctx->min_offload;
tcp_ses->tcpStatus = CifsNeedNegotiate;
tcp_ses->nr_targets = 1;
- tcp_ses->ignore_signature = volume_info->ignore_signature;
+ tcp_ses->ignore_signature = ctx->ignore_signature;
/* thread spawned, put it on the list */
spin_lock(&cifs_tcp_ses_lock);
list_add(&tcp_ses->tcp_ses_list, &cifs_tcp_ses_list);
return ERR_PTR(rc);
}
-static int match_session(struct cifs_ses *ses, struct smb_vol *vol)
+static int match_session(struct cifs_ses *ses, struct smb3_fs_context *ctx)
{
- if (vol->sectype != Unspecified &&
- vol->sectype != ses->sectype)
+ if (ctx->sectype != Unspecified &&
+ ctx->sectype != ses->sectype)
return 0;
/*
* If an existing session is limited to less channels than
* requested, it should not be reused
*/
- if (ses->chan_max < vol->max_channels)
+ if (ses->chan_max < ctx->max_channels)
return 0;
switch (ses->sectype) {
case Kerberos:
- if (!uid_eq(vol->cred_uid, ses->cred_uid))
+ if (!uid_eq(ctx->cred_uid, ses->cred_uid))
return 0;
break;
default:
/* NULL username means anonymous session */
if (ses->user_name == NULL) {
- if (!vol->nullauth)
+ if (!ctx->nullauth)
return 0;
break;
}
/* anything else takes username/password */
if (strncmp(ses->user_name,
- vol->username ? vol->username : "",
+ ctx->username ? ctx->username : "",
CIFS_MAX_USERNAME_LEN))
return 0;
- if ((vol->username && strlen(vol->username) != 0) &&
+ if ((ctx->username && strlen(ctx->username) != 0) &&
ses->password != NULL &&
strncmp(ses->password,
- vol->password ? vol->password : "",
+ ctx->password ? ctx->password : "",
CIFS_MAX_PASSWORD_LEN))
return 0;
}
* tcon_ipc. The IPC tcon has the same lifetime as the session.
*/
static int
-cifs_setup_ipc(struct cifs_ses *ses, struct smb_vol *volume_info)
+cifs_setup_ipc(struct cifs_ses *ses, struct smb3_fs_context *ctx)
{
int rc = 0, xid;
struct cifs_tcon *tcon;
* If the mount request that resulted in the creation of the
* session requires encryption, force IPC to be encrypted too.
*/
- if (volume_info->seal) {
+ if (ctx->seal) {
if (server->capabilities & SMB2_GLOBAL_CAP_ENCRYPTION)
seal = true;
else {
}
static struct cifs_ses *
-cifs_find_smb_ses(struct TCP_Server_Info *server, struct smb_vol *vol)
+cifs_find_smb_ses(struct TCP_Server_Info *server, struct smb3_fs_context *ctx)
{
struct cifs_ses *ses;
list_for_each_entry(ses, &server->smb_ses_list, smb_ses_list) {
if (ses->status == CifsExiting)
continue;
- if (!match_session(ses, vol))
+ if (!match_session(ses, ctx))
continue;
++ses->ses_count;
spin_unlock(&cifs_tcp_ses_lock);
/* Populate username and pw fields from keyring if possible */
static int
-cifs_set_cifscreds(struct smb_vol *vol, struct cifs_ses *ses)
+cifs_set_cifscreds(struct smb3_fs_context *ctx, struct cifs_ses *ses)
{
int rc = 0;
int is_domain = 0;
goto out_key_put;
}
- vol->username = kstrndup(payload, len, GFP_KERNEL);
- if (!vol->username) {
+ ctx->username = kstrndup(payload, len, GFP_KERNEL);
+ if (!ctx->username) {
cifs_dbg(FYI, "Unable to allocate %zd bytes for username\n",
len);
rc = -ENOMEM;
goto out_key_put;
}
- cifs_dbg(FYI, "%s: username=%s\n", __func__, vol->username);
+ cifs_dbg(FYI, "%s: username=%s\n", __func__, ctx->username);
len = key->datalen - (len + 1);
if (len > CIFS_MAX_PASSWORD_LEN || len <= 0) {
cifs_dbg(FYI, "Bad len for password search (len=%zd)\n", len);
rc = -EINVAL;
- kfree(vol->username);
- vol->username = NULL;
+ kfree(ctx->username);
+ ctx->username = NULL;
goto out_key_put;
}
++delim;
- vol->password = kstrndup(delim, len, GFP_KERNEL);
- if (!vol->password) {
+ ctx->password = kstrndup(delim, len, GFP_KERNEL);
+ if (!ctx->password) {
cifs_dbg(FYI, "Unable to allocate %zd bytes for password\n",
len);
rc = -ENOMEM;
- kfree(vol->username);
- vol->username = NULL;
+ kfree(ctx->username);
+ ctx->username = NULL;
goto out_key_put;
}
* for the request.
*/
if (is_domain && ses->domainName) {
- vol->domainname = kstrndup(ses->domainName,
+ ctx->domainname = kstrndup(ses->domainName,
strlen(ses->domainName),
GFP_KERNEL);
- if (!vol->domainname) {
+ if (!ctx->domainname) {
cifs_dbg(FYI, "Unable to allocate %zd bytes for domain\n",
len);
rc = -ENOMEM;
- kfree(vol->username);
- vol->username = NULL;
- kfree_sensitive(vol->password);
- vol->password = NULL;
+ kfree(ctx->username);
+ ctx->username = NULL;
+ kfree_sensitive(ctx->password);
+ ctx->password = NULL;
goto out_key_put;
}
}
}
#else /* ! CONFIG_KEYS */
static inline int
-cifs_set_cifscreds(struct smb_vol *vol __attribute__((unused)),
+cifs_set_cifscreds(struct smb3_fs_context *ctx __attribute__((unused)),
struct cifs_ses *ses __attribute__((unused)))
{
return -ENOSYS;
#endif /* CONFIG_KEYS */
/**
- * cifs_get_smb_ses - get a session matching @volume_info data from @server
+ * cifs_get_smb_ses - get a session matching @ctx data from @server
*
* This function assumes it is being called from cifs_mount() where we
* already got a server reference (server refcount +1). See
* cifs_get_tcon() for refcount explanations.
*/
struct cifs_ses *
-cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb_vol *volume_info)
+cifs_get_smb_ses(struct TCP_Server_Info *server, struct smb3_fs_context *ctx)
{
int rc = -ENOMEM;
unsigned int xid;
xid = get_xid();
- ses = cifs_find_smb_ses(server, volume_info);
+ ses = cifs_find_smb_ses(server, ctx);
if (ses) {
cifs_dbg(FYI, "Existing smb sess found (status=%d)\n",
ses->status);
if (ses->need_reconnect) {
cifs_dbg(FYI, "Session needs reconnect\n");
rc = cifs_setup_session(xid, ses,
- volume_info->local_nls);
+ ctx->local_nls);
if (rc) {
mutex_unlock(&ses->session_mutex);
/* problem -- put our reference */
else
sprintf(ses->serverName, "%pI4", &addr->sin_addr);
- if (volume_info->username) {
- ses->user_name = kstrdup(volume_info->username, GFP_KERNEL);
+ if (ctx->username) {
+ ses->user_name = kstrdup(ctx->username, GFP_KERNEL);
if (!ses->user_name)
goto get_ses_fail;
}
- /* volume_info->password freed at unmount */
- if (volume_info->password) {
- ses->password = kstrdup(volume_info->password, GFP_KERNEL);
+ /* ctx->password freed at unmount */
+ if (ctx->password) {
+ ses->password = kstrdup(ctx->password, GFP_KERNEL);
if (!ses->password)
goto get_ses_fail;
}
- if (volume_info->domainname) {
- ses->domainName = kstrdup(volume_info->domainname, GFP_KERNEL);
+ if (ctx->domainname) {
+ ses->domainName = kstrdup(ctx->domainname, GFP_KERNEL);
if (!ses->domainName)
goto get_ses_fail;
}
- if (volume_info->domainauto)
- ses->domainAuto = volume_info->domainauto;
- ses->cred_uid = volume_info->cred_uid;
- ses->linux_uid = volume_info->linux_uid;
+ if (ctx->domainauto)
+ ses->domainAuto = ctx->domainauto;
+ ses->cred_uid = ctx->cred_uid;
+ ses->linux_uid = ctx->linux_uid;
- ses->sectype = volume_info->sectype;
- ses->sign = volume_info->sign;
+ ses->sectype = ctx->sectype;
+ ses->sign = ctx->sign;
mutex_lock(&ses->session_mutex);
/* add server as first channel */
ses->chans[0].server = server;
ses->chan_count = 1;
- ses->chan_max = volume_info->multichannel ? volume_info->max_channels:1;
+ ses->chan_max = ctx->multichannel ? ctx->max_channels:1;
rc = cifs_negotiate_protocol(xid, ses);
if (!rc)
- rc = cifs_setup_session(xid, ses, volume_info->local_nls);
+ rc = cifs_setup_session(xid, ses, ctx->local_nls);
/* each channel uses a different signing key */
memcpy(ses->chans[0].signkey, ses->smb3signingkey,
free_xid(xid);
- cifs_setup_ipc(ses, volume_info);
+ cifs_setup_ipc(ses, ctx);
return ses;
return ERR_PTR(rc);
}
-static int match_tcon(struct cifs_tcon *tcon, struct smb_vol *volume_info)
+static int match_tcon(struct cifs_tcon *tcon, struct smb3_fs_context *ctx)
{
if (tcon->tidStatus == CifsExiting)
return 0;
- if (strncmp(tcon->treeName, volume_info->UNC, MAX_TREE_SIZE))
+ if (strncmp(tcon->treeName, ctx->UNC, MAX_TREE_SIZE))
return 0;
- if (tcon->seal != volume_info->seal)
+ if (tcon->seal != ctx->seal)
return 0;
- if (tcon->snapshot_time != volume_info->snapshot_time)
+ if (tcon->snapshot_time != ctx->snapshot_time)
return 0;
- if (tcon->handle_timeout != volume_info->handle_timeout)
+ if (tcon->handle_timeout != ctx->handle_timeout)
return 0;
- if (tcon->no_lease != volume_info->no_lease)
+ if (tcon->no_lease != ctx->no_lease)
return 0;
- if (tcon->nodelete != volume_info->nodelete)
+ if (tcon->nodelete != ctx->nodelete)
return 0;
return 1;
}
static struct cifs_tcon *
-cifs_find_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
+cifs_find_tcon(struct cifs_ses *ses, struct smb3_fs_context *ctx)
{
struct list_head *tmp;
struct cifs_tcon *tcon;
if (tcon->dfs_path)
continue;
#endif
- if (!match_tcon(tcon, volume_info))
+ if (!match_tcon(tcon, ctx))
continue;
++tcon->tc_count;
spin_unlock(&cifs_tcp_ses_lock);
}
/**
- * cifs_get_tcon - get a tcon matching @volume_info data from @ses
+ * cifs_get_tcon - get a tcon matching @ctx data from @ses
*
* - tcon refcount is the number of mount points using the tcon.
* - ses refcount is the number of tcon using the session.
* decrement the ses refcount.
*/
static struct cifs_tcon *
-cifs_get_tcon(struct cifs_ses *ses, struct smb_vol *volume_info)
+cifs_get_tcon(struct cifs_ses *ses, struct smb3_fs_context *ctx)
{
int rc, xid;
struct cifs_tcon *tcon;
- tcon = cifs_find_tcon(ses, volume_info);
+ tcon = cifs_find_tcon(ses, ctx);
if (tcon) {
/*
* tcon has refcount already incremented but we need to
goto out_fail;
}
- if (volume_info->snapshot_time) {
+ if (ctx->snapshot_time) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"Use SMB2 or later for snapshot mount option\n");
rc = -EOPNOTSUPP;
goto out_fail;
} else
- tcon->snapshot_time = volume_info->snapshot_time;
+ tcon->snapshot_time = ctx->snapshot_time;
}
- if (volume_info->handle_timeout) {
+ if (ctx->handle_timeout) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"Use SMB2.1 or later for handle timeout option\n");
rc = -EOPNOTSUPP;
goto out_fail;
} else
- tcon->handle_timeout = volume_info->handle_timeout;
+ tcon->handle_timeout = ctx->handle_timeout;
}
tcon->ses = ses;
- if (volume_info->password) {
- tcon->password = kstrdup(volume_info->password, GFP_KERNEL);
+ if (ctx->password) {
+ tcon->password = kstrdup(ctx->password, GFP_KERNEL);
if (!tcon->password) {
rc = -ENOMEM;
goto out_fail;
}
}
- if (volume_info->seal) {
+ if (ctx->seal) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"SMB3 or later required for encryption\n");
}
}
- if (volume_info->linux_ext) {
+ if (ctx->linux_ext) {
if (ses->server->posix_ext_supported) {
tcon->posix_extensions = true;
pr_warn_once("SMB3.11 POSIX Extensions are experimental\n");
* SetFS as we do on SessSetup and reconnect?
*/
xid = get_xid();
- rc = ses->server->ops->tree_connect(xid, ses, volume_info->UNC, tcon,
- volume_info->local_nls);
+ rc = ses->server->ops->tree_connect(xid, ses, ctx->UNC, tcon,
+ ctx->local_nls);
free_xid(xid);
cifs_dbg(FYI, "Tcon rc = %d\n", rc);
if (rc)
tcon->use_persistent = false;
/* check if SMB2 or later, CIFS does not support persistent handles */
- if (volume_info->persistent) {
+ if (ctx->persistent) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"SMB3 or later required for persistent handles\n");
}
} else if ((tcon->capabilities & SMB2_SHARE_CAP_CONTINUOUS_AVAILABILITY)
&& (ses->server->capabilities & SMB2_GLOBAL_CAP_PERSISTENT_HANDLES)
- && (volume_info->nopersistent == false)) {
+ && (ctx->nopersistent == false)) {
cifs_dbg(FYI, "enabling persistent handles\n");
tcon->use_persistent = true;
- } else if (volume_info->resilient) {
+ } else if (ctx->resilient) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"SMB2.1 or later required for resilient handles\n");
/* If the user really knows what they are doing they can override */
if (tcon->share_flags & SMB2_SHAREFLAG_NO_CACHING) {
- if (volume_info->cache_ro)
+ if (ctx->cache_ro)
cifs_dbg(VFS, "cache=ro requested on mount but NO_CACHING flag set on share\n");
- else if (volume_info->cache_rw)
+ else if (ctx->cache_rw)
cifs_dbg(VFS, "cache=singleclient requested on mount but NO_CACHING flag set on share\n");
}
- if (volume_info->no_lease) {
+ if (ctx->no_lease) {
if (ses->server->vals->protocol_id == 0) {
cifs_dbg(VFS,
"SMB2 or later required for nolease option\n");
rc = -EOPNOTSUPP;
goto out_fail;
} else
- tcon->no_lease = volume_info->no_lease;
+ tcon->no_lease = ctx->no_lease;
}
/*
* resources mounted more than once to the same server share the last
* value passed in for the retry flag is used.
*/
- tcon->retry = volume_info->retry;
- tcon->nocase = volume_info->nocase;
+ tcon->retry = ctx->retry;
+ tcon->nocase = ctx->nocase;
if (ses->server->capabilities & SMB2_GLOBAL_CAP_DIRECTORY_LEASING)
- tcon->nohandlecache = volume_info->nohandlecache;
+ tcon->nohandlecache = ctx->nohandlecache;
else
tcon->nohandlecache = 1;
- tcon->nodelete = volume_info->nodelete;
- tcon->local_lease = volume_info->local_lease;
+ tcon->nodelete = ctx->nodelete;
+ tcon->local_lease = ctx->local_lease;
INIT_LIST_HEAD(&tcon->pending_opens);
spin_lock(&cifs_tcp_ses_lock);
cifs_match_super(struct super_block *sb, void *data)
{
struct cifs_mnt_data *mnt_data = (struct cifs_mnt_data *)data;
- struct smb_vol *volume_info;
+ struct smb3_fs_context *ctx;
struct cifs_sb_info *cifs_sb;
struct TCP_Server_Info *tcp_srv;
struct cifs_ses *ses;
ses = tcon->ses;
tcp_srv = ses->server;
- volume_info = mnt_data->vol;
+ ctx = mnt_data->ctx;
- if (!match_server(tcp_srv, volume_info) ||
- !match_session(ses, volume_info) ||
- !match_tcon(tcon, volume_info) ||
+ if (!match_server(tcp_srv, ctx) ||
+ !match_session(ses, ctx) ||
+ !match_tcon(tcon, ctx) ||
!match_prepath(sb, mnt_data)) {
rc = 0;
goto out;
}
void reset_cifs_unix_caps(unsigned int xid, struct cifs_tcon *tcon,
- struct cifs_sb_info *cifs_sb, struct smb_vol *vol_info)
+ struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx)
{
/* if we are reconnecting then should we check to see if
* any requested capabilities changed locally e.g. via
* and once without posixacls or posix paths? */
__u64 saved_cap = le64_to_cpu(tcon->fsUnixInfo.Capability);
- if (vol_info && vol_info->no_linux_ext) {
+ if (ctx && ctx->no_linux_ext) {
tcon->fsUnixInfo.Capability = 0;
tcon->unix_ext = 0; /* Unix Extensions disabled */
cifs_dbg(FYI, "Linux protocol extensions disabled\n");
return;
- } else if (vol_info)
+ } else if (ctx)
tcon->unix_ext = 1; /* Unix Extensions supported */
if (tcon->unix_ext == 0) {
cifs_dbg(FYI, "unix caps which server supports %lld\n", cap);
/* check for reconnect case in which we do not
want to change the mount behavior if we can avoid it */
- if (vol_info == NULL) {
+ if (ctx == NULL) {
/* turn off POSIX ACL and PATHNAMES if not set
originally at mount time */
if ((saved_cap & CIFS_UNIX_POSIX_ACL_CAP) == 0)
cifs_dbg(VFS, "per-share encryption not supported yet\n");
cap &= CIFS_UNIX_CAP_MASK;
- if (vol_info && vol_info->no_psx_acl)
+ if (ctx && ctx->no_psx_acl)
cap &= ~CIFS_UNIX_POSIX_ACL_CAP;
else if (CIFS_UNIX_POSIX_ACL_CAP & cap) {
cifs_dbg(FYI, "negotiated posix acl support\n");
CIFS_MOUNT_POSIXACL;
}
- if (vol_info && vol_info->posix_paths == 0)
+ if (ctx && ctx->posix_paths == 0)
cap &= ~CIFS_UNIX_POSIX_PATHNAMES_CAP;
else if (cap & CIFS_UNIX_POSIX_PATHNAMES_CAP) {
cifs_dbg(FYI, "negotiate posix pathnames\n");
cifs_dbg(FYI, "mandatory transport encryption cap\n");
#endif /* CIFS_DEBUG2 */
if (CIFSSMBSetFSUnixInfo(xid, tcon, cap)) {
- if (vol_info == NULL) {
+ if (ctx == NULL)
cifs_dbg(FYI, "resetting capabilities failed\n");
- } else
+ else
cifs_dbg(VFS, "Negotiating Unix capabilities with the server failed. Consider mounting with the Unix Extensions disabled if problems are found by specifying the nounix mount option.\n");
}
}
}
-int cifs_setup_cifs_sb(struct smb_vol *pvolume_info,
+int cifs_setup_cifs_sb(struct smb3_fs_context *ctx,
struct cifs_sb_info *cifs_sb)
{
INIT_DELAYED_WORK(&cifs_sb->prune_tlinks, cifs_prune_tlinks);
spin_lock_init(&cifs_sb->tlink_tree_lock);
cifs_sb->tlink_tree = RB_ROOT;
- cifs_sb->bsize = pvolume_info->bsize;
+ cifs_sb->bsize = ctx->bsize;
/*
* Temporarily set r/wsize for matching superblock. If we end up using
* new sb then client will later negotiate it downward if needed.
*/
- cifs_sb->rsize = pvolume_info->rsize;
- cifs_sb->wsize = pvolume_info->wsize;
+ cifs_sb->rsize = ctx->rsize;
+ cifs_sb->wsize = ctx->wsize;
- cifs_sb->mnt_uid = pvolume_info->linux_uid;
- cifs_sb->mnt_gid = pvolume_info->linux_gid;
- cifs_sb->mnt_file_mode = pvolume_info->file_mode;
- cifs_sb->mnt_dir_mode = pvolume_info->dir_mode;
+ cifs_sb->mnt_uid = ctx->linux_uid;
+ cifs_sb->mnt_gid = ctx->linux_gid;
+ cifs_sb->mnt_file_mode = ctx->file_mode;
+ cifs_sb->mnt_dir_mode = ctx->dir_mode;
cifs_dbg(FYI, "file mode: %04ho dir mode: %04ho\n",
cifs_sb->mnt_file_mode, cifs_sb->mnt_dir_mode);
- cifs_sb->actimeo = pvolume_info->actimeo;
- cifs_sb->local_nls = pvolume_info->local_nls;
+ cifs_sb->actimeo = ctx->actimeo;
+ cifs_sb->local_nls = ctx->local_nls;
- if (pvolume_info->nodfs)
+ if (ctx->nodfs)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_DFS;
- if (pvolume_info->noperm)
+ if (ctx->noperm)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_PERM;
- if (pvolume_info->setuids)
+ if (ctx->setuids)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_SET_UID;
- if (pvolume_info->setuidfromacl)
+ if (ctx->setuidfromacl)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_UID_FROM_ACL;
- if (pvolume_info->server_ino)
+ if (ctx->server_ino)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_SERVER_INUM;
- if (pvolume_info->remap)
+ if (ctx->remap)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MAP_SFM_CHR;
- if (pvolume_info->sfu_remap)
+ if (ctx->sfu_remap)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MAP_SPECIAL_CHR;
- if (pvolume_info->no_xattr)
+ if (ctx->no_xattr)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_XATTR;
- if (pvolume_info->sfu_emul)
+ if (ctx->sfu_emul)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_UNX_EMUL;
- if (pvolume_info->nobrl)
+ if (ctx->nobrl)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_BRL;
- if (pvolume_info->nohandlecache)
+ if (ctx->nohandlecache)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_HANDLE_CACHE;
- if (pvolume_info->nostrictsync)
+ if (ctx->nostrictsync)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NOSSYNC;
- if (pvolume_info->mand_lock)
+ if (ctx->mand_lock)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NOPOSIXBRL;
- if (pvolume_info->rwpidforward)
+ if (ctx->rwpidforward)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_RWPIDFORWARD;
- if (pvolume_info->mode_ace)
+ if (ctx->mode_ace)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MODE_FROM_SID;
- if (pvolume_info->cifs_acl)
+ if (ctx->cifs_acl)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_CIFS_ACL;
- if (pvolume_info->backupuid_specified) {
+ if (ctx->backupuid_specified) {
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_CIFS_BACKUPUID;
- cifs_sb->mnt_backupuid = pvolume_info->backupuid;
+ cifs_sb->mnt_backupuid = ctx->backupuid;
}
- if (pvolume_info->backupgid_specified) {
+ if (ctx->backupgid_specified) {
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_CIFS_BACKUPGID;
- cifs_sb->mnt_backupgid = pvolume_info->backupgid;
+ cifs_sb->mnt_backupgid = ctx->backupgid;
}
- if (pvolume_info->override_uid)
+ if (ctx->override_uid)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_OVERR_UID;
- if (pvolume_info->override_gid)
+ if (ctx->override_gid)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_OVERR_GID;
- if (pvolume_info->dynperm)
+ if (ctx->dynperm)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_DYNPERM;
- if (pvolume_info->fsc)
+ if (ctx->fsc)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_FSCACHE;
- if (pvolume_info->multiuser)
+ if (ctx->multiuser)
cifs_sb->mnt_cifs_flags |= (CIFS_MOUNT_MULTIUSER |
CIFS_MOUNT_NO_PERM);
- if (pvolume_info->strict_io)
+ if (ctx->strict_io)
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_STRICT_IO;
- if (pvolume_info->direct_io) {
+ if (ctx->direct_io) {
cifs_dbg(FYI, "mounting share using direct i/o\n");
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_DIRECT_IO;
}
- if (pvolume_info->cache_ro) {
+ if (ctx->cache_ro) {
cifs_dbg(VFS, "mounting share with read only caching. Ensure that the share will not be modified while in use.\n");
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_RO_CACHE;
- } else if (pvolume_info->cache_rw) {
+ } else if (ctx->cache_rw) {
cifs_dbg(VFS, "mounting share in single client RW caching mode. Ensure that no other systems will be accessing the share.\n");
cifs_sb->mnt_cifs_flags |= (CIFS_MOUNT_RO_CACHE |
CIFS_MOUNT_RW_CACHE);
}
- if (pvolume_info->mfsymlinks) {
- if (pvolume_info->sfu_emul) {
+ if (ctx->mfsymlinks) {
+ if (ctx->sfu_emul) {
/*
* Our SFU ("Services for Unix" emulation does not allow
* creating symlinks but does allow reading existing SFU
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_MF_SYMLINKS;
}
- if ((pvolume_info->cifs_acl) && (pvolume_info->dynperm))
+ if ((ctx->cifs_acl) && (ctx->dynperm))
cifs_dbg(VFS, "mount option dynperm ignored if cifsacl mount option supported\n");
- if (pvolume_info->prepath) {
- cifs_sb->prepath = kstrdup(pvolume_info->prepath, GFP_KERNEL);
+ if (ctx->prepath) {
+ cifs_sb->prepath = kstrdup(ctx->prepath, GFP_KERNEL);
if (cifs_sb->prepath == NULL)
return -ENOMEM;
}
}
void
-cifs_cleanup_volume_info_contents(struct smb_vol *volume_info)
+cifs_cleanup_volume_info_contents(struct smb3_fs_context *ctx)
{
- kfree(volume_info->username);
- kfree_sensitive(volume_info->password);
- kfree(volume_info->UNC);
- kfree(volume_info->domainname);
- kfree(volume_info->iocharset);
- kfree(volume_info->prepath);
+ kfree(ctx->username);
+ kfree_sensitive(ctx->password);
+ kfree(ctx->UNC);
+ kfree(ctx->domainname);
+ kfree(ctx->iocharset);
+ kfree(ctx->prepath);
}
void
-cifs_cleanup_volume_info(struct smb_vol *volume_info)
+cifs_cleanup_volume_info(struct smb3_fs_context *ctx)
{
- if (!volume_info)
+ if (!ctx)
return;
- cifs_cleanup_volume_info_contents(volume_info);
- kfree(volume_info);
+ cifs_cleanup_volume_info_contents(ctx);
+ kfree(ctx);
}
/* Release all succeed connections */
}
/* Get connections for tcp, ses and tcon */
-static int mount_get_conns(struct smb_vol *vol, struct cifs_sb_info *cifs_sb,
+static int mount_get_conns(struct smb3_fs_context *ctx, struct cifs_sb_info *cifs_sb,
unsigned int *xid,
struct TCP_Server_Info **nserver,
struct cifs_ses **nses, struct cifs_tcon **ntcon)
*xid = get_xid();
/* get a reference to a tcp session */
- server = cifs_get_tcp_session(vol);
+ server = cifs_get_tcp_session(ctx);
if (IS_ERR(server)) {
rc = PTR_ERR(server);
return rc;
*nserver = server;
- if ((vol->max_credits < 20) || (vol->max_credits > 60000))
+ if ((ctx->max_credits < 20) || (ctx->max_credits > 60000))
server->max_credits = SMB2_MAX_CREDITS_AVAILABLE;
else
- server->max_credits = vol->max_credits;
+ server->max_credits = ctx->max_credits;
/* get a reference to a SMB session */
- ses = cifs_get_smb_ses(server, vol);
+ ses = cifs_get_smb_ses(server, ctx);
if (IS_ERR(ses)) {
rc = PTR_ERR(ses);
return rc;
*nses = ses;
- if ((vol->persistent == true) && (!(ses->server->capabilities &
+ if ((ctx->persistent == true) && (!(ses->server->capabilities &
SMB2_GLOBAL_CAP_PERSISTENT_HANDLES))) {
cifs_server_dbg(VFS, "persistent handles not supported by server\n");
return -EOPNOTSUPP;
}
/* search for existing tcon to this server share */
- tcon = cifs_get_tcon(ses, vol);
+ tcon = cifs_get_tcon(ses, ctx);
if (IS_ERR(tcon)) {
rc = PTR_ERR(tcon);
return rc;
* reset of caps checks mount to see if unix extensions disabled
* for just this mount.
*/
- reset_cifs_unix_caps(*xid, tcon, cifs_sb, vol);
+ reset_cifs_unix_caps(*xid, tcon, cifs_sb, ctx);
if ((tcon->ses->server->tcpStatus == CifsNeedReconnect) &&
(le64_to_cpu(tcon->fsUnixInfo.Capability) &
CIFS_UNIX_TRANSPORT_ENCRYPTION_MANDATORY_CAP))
}
}
- cifs_sb->wsize = server->ops->negotiate_wsize(tcon, vol);
- cifs_sb->rsize = server->ops->negotiate_rsize(tcon, vol);
+ cifs_sb->wsize = server->ops->negotiate_wsize(tcon, ctx);
+ cifs_sb->rsize = server->ops->negotiate_rsize(tcon, ctx);
return 0;
}
* exiting connection (tcon)
*/
static char *
-build_unc_path_to_root(const struct smb_vol *vol,
+build_unc_path_to_root(const struct smb3_fs_context *ctx,
const struct cifs_sb_info *cifs_sb, bool useppath)
{
char *full_path, *pos;
- unsigned int pplen = useppath && vol->prepath ?
- strlen(vol->prepath) + 1 : 0;
- unsigned int unc_len = strnlen(vol->UNC, MAX_TREE_SIZE + 1);
+ unsigned int pplen = useppath && ctx->prepath ?
+ strlen(ctx->prepath) + 1 : 0;
+ unsigned int unc_len = strnlen(ctx->UNC, MAX_TREE_SIZE + 1);
if (unc_len > MAX_TREE_SIZE)
return ERR_PTR(-EINVAL);
if (full_path == NULL)
return ERR_PTR(-ENOMEM);
- memcpy(full_path, vol->UNC, unc_len);
+ memcpy(full_path, ctx->UNC, unc_len);
pos = full_path + unc_len;
if (pplen) {
*pos = CIFS_DIR_SEP(cifs_sb);
- memcpy(pos + 1, vol->prepath, pplen);
+ memcpy(pos + 1, ctx->prepath, pplen);
pos += pplen;
}
*/
static int
expand_dfs_referral(const unsigned int xid, struct cifs_ses *ses,
- struct smb_vol *volume_info, struct cifs_sb_info *cifs_sb,
+ struct smb3_fs_context *ctx, struct cifs_sb_info *cifs_sb,
char *ref_path)
{
int rc;
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_DFS)
return -EREMOTE;
- full_path = build_unc_path_to_root(volume_info, cifs_sb, true);
+ full_path = build_unc_path_to_root(ctx, cifs_sb, true);
if (IS_ERR(full_path))
return PTR_ERR(full_path);
rc = PTR_ERR(mdata);
mdata = NULL;
} else {
- cifs_cleanup_volume_info_contents(volume_info);
- rc = cifs_setup_volume_info(volume_info, mdata,
+ cifs_cleanup_volume_info_contents(ctx);
+ rc = cifs_setup_volume_info(ctx, mdata,
fake_devname, false);
}
kfree(fake_devname);
}
static int update_vol_info(const struct dfs_cache_tgt_iterator *tgt_it,
- struct smb_vol *fake_vol, struct smb_vol *vol)
+ struct smb3_fs_context *fake_ctx, struct smb3_fs_context *ctx)
{
const char *tgt = dfs_cache_get_tgt_name(tgt_it);
int len = strlen(tgt) + 2;
return -ENOMEM;
scnprintf(new_unc, len, "\\%s", tgt);
- kfree(vol->UNC);
- vol->UNC = new_unc;
+ kfree(ctx->UNC);
+ ctx->UNC = new_unc;
- if (fake_vol->prepath) {
- kfree(vol->prepath);
- vol->prepath = fake_vol->prepath;
- fake_vol->prepath = NULL;
+ if (fake_ctx->prepath) {
+ kfree(ctx->prepath);
+ ctx->prepath = fake_ctx->prepath;
+ fake_ctx->prepath = NULL;
}
- memcpy(&vol->dstaddr, &fake_vol->dstaddr, sizeof(vol->dstaddr));
+ memcpy(&ctx->dstaddr, &fake_ctx->dstaddr, sizeof(ctx->dstaddr));
return 0;
}
static int setup_dfs_tgt_conn(const char *path, const char *full_path,
const struct dfs_cache_tgt_iterator *tgt_it,
- struct cifs_sb_info *cifs_sb, struct smb_vol *vol, unsigned int *xid,
- struct TCP_Server_Info **server, struct cifs_ses **ses,
- struct cifs_tcon **tcon)
+ struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx,
+ unsigned int *xid, struct TCP_Server_Info **server,
+ struct cifs_ses **ses, struct cifs_tcon **tcon)
{
int rc;
struct dfs_info3_param ref = {0};
char *mdata = NULL, *fake_devname = NULL;
- struct smb_vol fake_vol = {NULL};
+ struct smb3_fs_context fake_ctx = {NULL};
cifs_dbg(FYI, "%s: dfs path: %s\n", __func__, path);
mdata = NULL;
} else {
cifs_dbg(FYI, "%s: fake_devname: %s\n", __func__, fake_devname);
- rc = cifs_setup_volume_info(&fake_vol, mdata, fake_devname,
- false);
+ rc = cifs_setup_volume_info((struct smb3_fs_context *)&fake_ctx,
+ mdata, fake_devname, false);
}
kfree(mdata);
kfree(fake_devname);
if (!rc) {
/*
- * We use a 'fake_vol' here because we need pass it down to the
+ * We use a 'fake_ctx' here because we need pass it down to the
* mount_{get,put} functions to test connection against new DFS
* targets.
*/
mount_put_conns(cifs_sb, *xid, *server, *ses, *tcon);
- rc = mount_get_conns(&fake_vol, cifs_sb, xid, server, ses,
+ rc = mount_get_conns(&fake_ctx, cifs_sb, xid, server, ses,
tcon);
if (!rc || (*server && *ses)) {
/*
* We were able to connect to new target server.
- * Update current volume info with new target server.
+ * Update current context with new target server.
*/
- rc = update_vol_info(tgt_it, &fake_vol, vol);
+ rc = update_vol_info(tgt_it, &fake_ctx, ctx);
}
}
- cifs_cleanup_volume_info_contents(&fake_vol);
+ cifs_cleanup_volume_info_contents((struct smb3_fs_context *)&fake_ctx);
return rc;
}
static int do_dfs_failover(const char *path, const char *full_path, struct cifs_sb_info *cifs_sb,
- struct smb_vol *vol, struct cifs_ses *root_ses, unsigned int *xid,
- struct TCP_Server_Info **server, struct cifs_ses **ses,
- struct cifs_tcon **tcon)
+ struct smb3_fs_context *ctx, struct cifs_ses *root_ses,
+ unsigned int *xid, struct TCP_Server_Info **server,
+ struct cifs_ses **ses, struct cifs_tcon **tcon)
{
int rc;
struct dfs_cache_tgt_list tgt_list;
if (rc)
break;
/* Connect to next DFS target */
- rc = setup_dfs_tgt_conn(path, full_path, tgt_it, cifs_sb, vol, xid, server, ses,
+ rc = setup_dfs_tgt_conn(path, full_path, tgt_it, cifs_sb, ctx, xid, server, ses,
tcon);
if (!rc || (*server && *ses))
break;
#endif
int
-cifs_setup_volume_info(struct smb_vol *volume_info, char *mount_data,
+cifs_setup_volume_info(struct smb3_fs_context *ctx, char *mount_data,
const char *devname, bool is_smb3)
{
int rc = 0;
- if (cifs_parse_mount_options(mount_data, devname, volume_info, is_smb3))
+ if (cifs_parse_mount_options(mount_data, devname, ctx, is_smb3))
return -EINVAL;
- if (volume_info->nullauth) {
+ if (ctx->nullauth) {
cifs_dbg(FYI, "Anonymous login\n");
- kfree(volume_info->username);
- volume_info->username = NULL;
- } else if (volume_info->username) {
+ kfree(ctx->username);
+ ctx->username = NULL;
+ } else if (ctx->username) {
/* BB fixme parse for domain name here */
- cifs_dbg(FYI, "Username: %s\n", volume_info->username);
+ cifs_dbg(FYI, "Username: %s\n", ctx->username);
} else {
cifs_dbg(VFS, "No username specified\n");
/* In userspace mount helper we can get user name from alternate
}
/* this is needed for ASCII cp to Unicode converts */
- if (volume_info->iocharset == NULL) {
+ if (ctx->iocharset == NULL) {
/* load_nls_default cannot return null */
- volume_info->local_nls = load_nls_default();
+ ctx->local_nls = load_nls_default();
} else {
- volume_info->local_nls = load_nls(volume_info->iocharset);
- if (volume_info->local_nls == NULL) {
+ ctx->local_nls = load_nls(ctx->iocharset);
+ if (ctx->local_nls == NULL) {
cifs_dbg(VFS, "CIFS mount error: iocharset %s not found\n",
- volume_info->iocharset);
+ ctx->iocharset);
return -ELIBACC;
}
}
return rc;
}
-struct smb_vol *
+struct smb3_fs_context *
cifs_get_volume_info(char *mount_data, const char *devname, bool is_smb3)
{
int rc;
- struct smb_vol *volume_info;
+ struct smb3_fs_context *ctx;
- volume_info = kmalloc(sizeof(struct smb_vol), GFP_KERNEL);
- if (!volume_info)
+ ctx = kmalloc(sizeof(*ctx), GFP_KERNEL);
+ if (!ctx)
return ERR_PTR(-ENOMEM);
- rc = cifs_setup_volume_info(volume_info, mount_data, devname, is_smb3);
+ rc = cifs_setup_volume_info(ctx, mount_data, devname, is_smb3);
if (rc) {
- cifs_cleanup_volume_info(volume_info);
- volume_info = ERR_PTR(rc);
+ cifs_cleanup_volume_info(ctx);
+ ctx = ERR_PTR(rc);
}
- return volume_info;
+ return ctx;
}
static int
* Check if path is remote (e.g. a DFS share). Return -EREMOTE if it is,
* otherwise 0.
*/
-static int is_path_remote(struct cifs_sb_info *cifs_sb, struct smb_vol *vol,
+static int is_path_remote(struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx,
const unsigned int xid,
struct TCP_Server_Info *server,
struct cifs_tcon *tcon)
/*
* cifs_build_path_to_root works only when we have a valid tcon
*/
- full_path = cifs_build_path_to_root(vol, cifs_sb, tcon,
+ full_path = cifs_build_path_to_root(ctx, cifs_sb, tcon,
tcon->Flags & SMB_SHARE_IS_IN_DFS);
if (full_path == NULL)
return -ENOMEM;
}
/* Check if a path component is remote and then update @dfs_path accordingly */
-static int check_dfs_prepath(struct cifs_sb_info *cifs_sb, struct smb_vol *vol,
+static int check_dfs_prepath(struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx,
const unsigned int xid, struct TCP_Server_Info *server,
struct cifs_tcon *tcon, char **dfs_path)
{
int added_treename = tcon->Flags & SMB_SHARE_IS_IN_DFS;
int skip = added_treename;
- path = cifs_build_path_to_root(vol, cifs_sb, tcon, added_treename);
+ path = cifs_build_path_to_root(ctx, cifs_sb, tcon, added_treename);
if (!path)
return -ENOMEM;
*s = 0;
rc = server->ops->is_path_accessible(xid, tcon, cifs_sb, path);
if (rc && rc == -EREMOTE) {
- struct smb_vol v = {NULL};
+ struct smb3_fs_context v = {NULL};
/* if @path contains a tree name, skip it in the prefix path */
if (added_treename) {
rc = cifs_parse_devname(path, &v);
npath = build_unc_path_to_root(&v, cifs_sb, true);
cifs_cleanup_volume_info_contents(&v);
} else {
- v.UNC = vol->UNC;
+ v.UNC = ctx->UNC;
v.prepath = path + 1;
npath = build_unc_path_to_root(&v, cifs_sb, true);
}
return rc;
}
-int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
+int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx)
{
int rc = 0;
unsigned int xid;
char *oldmnt = NULL;
char *mntdata = NULL;
- rc = mount_get_conns(vol, cifs_sb, &xid, &server, &ses, &tcon);
+ rc = mount_get_conns(ctx, cifs_sb, &xid, &server, &ses, &tcon);
/*
* Unconditionally try to get an DFS referral (even cached) to determine whether it is an
* DFS mount.
* Skip prefix path to provide support for DFS referrals from w2k8 servers which don't seem
* to respond with PATH_NOT_COVERED to requests that include the prefix.
*/
- if (dfs_cache_find(xid, ses, cifs_sb->local_nls, cifs_remap(cifs_sb), vol->UNC + 1, NULL,
+ if (dfs_cache_find(xid, ses, cifs_sb->local_nls, cifs_remap(cifs_sb), ctx->UNC + 1, NULL,
NULL)) {
/* No DFS referral was returned. Looks like a regular share. */
if (rc)
goto error;
/* Check if it is fully accessible and then mount it */
- rc = is_path_remote(cifs_sb, vol, xid, server, tcon);
+ rc = is_path_remote(cifs_sb, ctx, xid, server, tcon);
if (!rc)
goto out;
if (rc != -EREMOTE)
goto error;
}
/* Get path of DFS root */
- ref_path = build_unc_path_to_root(vol, cifs_sb, false);
+ ref_path = build_unc_path_to_root(ctx, cifs_sb, false);
if (IS_ERR(ref_path)) {
rc = PTR_ERR(ref_path);
ref_path = NULL;
do {
/* Save full path of last DFS path we used to resolve final target server */
kfree(full_path);
- full_path = build_unc_path_to_root(vol, cifs_sb, !!count);
+ full_path = build_unc_path_to_root(ctx, cifs_sb, !!count);
if (IS_ERR(full_path)) {
rc = PTR_ERR(full_path);
full_path = NULL;
}
/* Chase referral */
oldmnt = cifs_sb->mountdata;
- rc = expand_dfs_referral(xid, root_ses, vol, cifs_sb, ref_path + 1);
+ rc = expand_dfs_referral(xid, root_ses, ctx, cifs_sb, ref_path + 1);
if (rc)
break;
/* Connect to new DFS target only if we were redirected */
if (oldmnt != cifs_sb->mountdata) {
mount_put_conns(cifs_sb, xid, server, ses, tcon);
- rc = mount_get_conns(vol, cifs_sb, &xid, &server, &ses, &tcon);
+ rc = mount_get_conns(ctx, cifs_sb, &xid, &server, &ses, &tcon);
}
if (rc && !server && !ses) {
/* Failed to connect. Try to connect to other targets in the referral. */
- rc = do_dfs_failover(ref_path + 1, full_path, cifs_sb, vol, root_ses, &xid,
+ rc = do_dfs_failover(ref_path + 1, full_path, cifs_sb, ctx, root_ses, &xid,
&server, &ses, &tcon);
}
if (rc == -EACCES || rc == -EOPNOTSUPP || !server || !ses)
set_root_ses(cifs_sb, ses, &root_ses);
}
/* Check for remaining path components and then continue chasing them (-EREMOTE) */
- rc = check_dfs_prepath(cifs_sb, vol, xid, server, tcon, &ref_path);
+ rc = check_dfs_prepath(cifs_sb, ctx, xid, server, tcon, &ref_path);
/* Prevent recursion on broken link referrals */
if (rc == -EREMOTE && ++count > MAX_NESTED_LINKS)
rc = -ELOOP;
tcon->remap = cifs_remap(cifs_sb);
spin_unlock(&cifs_tcp_ses_lock);
- /* Add original volume information for DFS cache to be used when refreshing referrals */
- rc = dfs_cache_add_vol(mntdata, vol, cifs_sb->origin_fullpath);
+ /* Add original context for DFS cache to be used when refreshing referrals */
+ rc = dfs_cache_add_vol(mntdata, ctx, cifs_sb->origin_fullpath);
if (rc)
goto error;
/*
*/
cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_USE_PREFIX_PATH;
kfree(cifs_sb->prepath);
- cifs_sb->prepath = vol->prepath;
- vol->prepath = NULL;
+ cifs_sb->prepath = ctx->prepath;
+ ctx->prepath = NULL;
out:
free_xid(xid);
return rc;
}
#else
-int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *vol)
+int cifs_mount(struct cifs_sb_info *cifs_sb, struct smb3_fs_context *ctx)
{
int rc = 0;
unsigned int xid;
struct cifs_tcon *tcon;
struct TCP_Server_Info *server;
- rc = mount_get_conns(vol, cifs_sb, &xid, &server, &ses, &tcon);
+ rc = mount_get_conns(ctx, cifs_sb, &xid, &server, &ses, &tcon);
if (rc)
goto error;
if (tcon) {
- rc = is_path_remote(cifs_sb, vol, xid, server, tcon);
+ rc = is_path_remote(cifs_sb, ctx, xid, server, tcon);
if (rc == -EREMOTE)
rc = -EOPNOTSUPP;
if (rc)
}
static int
-cifs_set_vol_auth(struct smb_vol *vol, struct cifs_ses *ses)
+cifs_set_vol_auth(struct smb3_fs_context *ctx, struct cifs_ses *ses)
{
- vol->sectype = ses->sectype;
+ ctx->sectype = ses->sectype;
/* krb5 is special, since we don't need username or pw */
- if (vol->sectype == Kerberos)
+ if (ctx->sectype == Kerberos)
return 0;
- return cifs_set_cifscreds(vol, ses);
+ return cifs_set_cifscreds(ctx, ses);
}
static struct cifs_tcon *
struct cifs_tcon *master_tcon = cifs_sb_master_tcon(cifs_sb);
struct cifs_ses *ses;
struct cifs_tcon *tcon = NULL;
- struct smb_vol *vol_info;
+ struct smb3_fs_context *ctx;
- vol_info = kzalloc(sizeof(*vol_info), GFP_KERNEL);
- if (vol_info == NULL)
+ ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
+ if (ctx == NULL)
return ERR_PTR(-ENOMEM);
- vol_info->local_nls = cifs_sb->local_nls;
- vol_info->linux_uid = fsuid;
- vol_info->cred_uid = fsuid;
- vol_info->UNC = master_tcon->treeName;
- vol_info->retry = master_tcon->retry;
- vol_info->nocase = master_tcon->nocase;
- vol_info->nohandlecache = master_tcon->nohandlecache;
- vol_info->local_lease = master_tcon->local_lease;
- vol_info->no_lease = master_tcon->no_lease;
- vol_info->resilient = master_tcon->use_resilient;
- vol_info->persistent = master_tcon->use_persistent;
- vol_info->handle_timeout = master_tcon->handle_timeout;
- vol_info->no_linux_ext = !master_tcon->unix_ext;
- vol_info->linux_ext = master_tcon->posix_extensions;
- vol_info->sectype = master_tcon->ses->sectype;
- vol_info->sign = master_tcon->ses->sign;
- vol_info->seal = master_tcon->seal;
-
- rc = cifs_set_vol_auth(vol_info, master_tcon->ses);
+ ctx->local_nls = cifs_sb->local_nls;
+ ctx->linux_uid = fsuid;
+ ctx->cred_uid = fsuid;
+ ctx->UNC = master_tcon->treeName;
+ ctx->retry = master_tcon->retry;
+ ctx->nocase = master_tcon->nocase;
+ ctx->nohandlecache = master_tcon->nohandlecache;
+ ctx->local_lease = master_tcon->local_lease;
+ ctx->no_lease = master_tcon->no_lease;
+ ctx->resilient = master_tcon->use_resilient;
+ ctx->persistent = master_tcon->use_persistent;
+ ctx->handle_timeout = master_tcon->handle_timeout;
+ ctx->no_linux_ext = !master_tcon->unix_ext;
+ ctx->linux_ext = master_tcon->posix_extensions;
+ ctx->sectype = master_tcon->ses->sectype;
+ ctx->sign = master_tcon->ses->sign;
+ ctx->seal = master_tcon->seal;
+
+ rc = cifs_set_vol_auth(ctx, master_tcon->ses);
if (rc) {
tcon = ERR_PTR(rc);
goto out;
++master_tcon->ses->server->srv_count;
spin_unlock(&cifs_tcp_ses_lock);
- ses = cifs_get_smb_ses(master_tcon->ses->server, vol_info);
+ ses = cifs_get_smb_ses(master_tcon->ses->server, ctx);
if (IS_ERR(ses)) {
tcon = (struct cifs_tcon *)ses;
cifs_put_tcp_session(master_tcon->ses->server, 0);
goto out;
}
- tcon = cifs_get_tcon(ses, vol_info);
+ tcon = cifs_get_tcon(ses, ctx);
if (IS_ERR(tcon)) {
cifs_put_smb_ses(ses);
goto out;
}
if (cap_unix(ses))
- reset_cifs_unix_caps(0, tcon, NULL, vol_info);
+ reset_cifs_unix_caps(0, tcon, NULL, ctx);
out:
- kfree(vol_info->username);
- kfree_sensitive(vol_info->password);
- kfree(vol_info);
+ kfree(ctx->username);
+ kfree_sensitive(ctx->password);
+ kfree(ctx);
return tcon;
}
projects / linux.git / commitdiff