From: Tyler Hall <tylerwhall@gmail.com>
Date: Sat, 27 Jul 2024 02:49:29 +0000 (-0400)
Subject: Pass through nosymfollow mount option
X-Git-Tag: fuse-3.17.1-rc0~89
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=54466d2c426b046a90751acbe6b9a5ed37048de0;p=qemu-gpiodev%2Flibfuse.git

Pass through nosymfollow mount option

This option is handled in VFS.

Added in Linux 5.10
dab741e0e02bd3c4f5e2e97be74b39df2523fc6e

Signed-off-by: Tyler Hall <tylerwhall@gmail.com>
---

diff --git a/lib/mount.c b/lib/mount.c
index 3fbbe72..aedd9b9 100644
--- a/lib/mount.c
+++ b/lib/mount.c
@@ -41,6 +41,7 @@
 #define MS_NOEXEC	MNT_NOEXEC
 #define MS_SYNCHRONOUS	MNT_SYNCHRONOUS
 #define MS_NOATIME	MNT_NOATIME
+#define MS_NOSYMFOLLOW	MNT_NOSYMFOLLOW
 
 #define umount2(mnt, flags) unmount(mnt, (flags == 2) ? MNT_FORCE : 0)
 #endif
@@ -114,6 +115,8 @@ static const struct fuse_opt fuse_mount_opts[] = {
 	FUSE_OPT_KEY("noatime",			KEY_KERN_FLAG),
 	FUSE_OPT_KEY("nodiratime",		KEY_KERN_FLAG),
 	FUSE_OPT_KEY("nostrictatime",		KEY_KERN_FLAG),
+	FUSE_OPT_KEY("symfollow",		KEY_KERN_FLAG),
+	FUSE_OPT_KEY("nosymfollow",		KEY_KERN_FLAG),
 	FUSE_OPT_END
 };
 
@@ -185,6 +188,8 @@ static const struct mount_flags mount_flags[] = {
 	{"nodiratime",	    MS_NODIRATIME,	1},
 	{"norelatime",	    MS_RELATIME,	0},
 	{"nostrictatime",   MS_STRICTATIME,	0},
+	{"symfollow",	    MS_NOSYMFOLLOW,	0},
+	{"nosymfollow",	    MS_NOSYMFOLLOW,	1},
 #ifndef __NetBSD__
 	{"dirsync", MS_DIRSYNC,	    1},
 #endif
diff --git a/util/fusermount.c b/util/fusermount.c
index 5647af4..e40c457 100644
--- a/util/fusermount.c
+++ b/util/fusermount.c
@@ -708,6 +708,8 @@ static struct mount_flags mount_flags[] = {
 	{"strictatime",     MS_STRICTATIME, 1, 1},
 	{"nostrictatime",   MS_STRICTATIME, 0, 1},
 	{"dirsync", MS_DIRSYNC,	    1, 1},
+	{"symfollow",       MS_NOSYMFOLLOW, 0, 1},
+	{"nosymfollow",     MS_NOSYMFOLLOW, 1, 1},
 	{NULL,	    0,		    0, 0}
 };