fuse_lowlevel.h: add more setattr flags

Such as for the xfstest-dev's generic/684 test case it will clear
suid and sgid if the fallocate request is commited by an unprivileged
user.

The kernel fuse passed the ATTR_KILL_SUID/ATTR_KILL_SGID flags to
userspace but it will be dropped.

Signed-off-by: Xiubo Li <xiubli@redhat.com>

diff --git a/include/fuse_lowlevel.h b/include/fuse_lowlevel.h
index 9099e45357f36ca1464077e64dbe3003ef2ac522..31eb452a2da97f0c544adbb5b46f3225aec869dc 100644 (file)
--- a/include/fuse_lowlevel.h
+++ b/include/fuse_lowlevel.h
@@ -156,7 +156,15 @@ enum fuse_expire_flags {
 #define FUSE_SET_ATTR_MTIME    (1 << 5)
 #define FUSE_SET_ATTR_ATIME_NOW        (1 << 7)
 #define FUSE_SET_ATTR_MTIME_NOW        (1 << 8)
+#define FUSE_SET_ATTR_FORCE    (1 << 9)
 #define FUSE_SET_ATTR_CTIME    (1 << 10)
+#define FUSE_SET_ATTR_KILL_SUID        (1 << 11)
+#define FUSE_SET_ATTR_KILL_SGID        (1 << 12)
+#define FUSE_SET_ATTR_FILE     (1 << 13)
+#define FUSE_SET_ATTR_KILL_PRIV        (1 << 14)
+#define FUSE_SET_ATTR_OPEN     (1 << 15)
+#define FUSE_SET_ATTR_TIMES_SET        (1 << 16)
+#define FUSE_SET_ATTR_TOUCH    (1 << 17)
 
 /* ----------------------------------------------------------- *
  * Request methods and replies                                *

diff --git a/lib/fuse_lowlevel.c b/lib/fuse_lowlevel.c
index fcc2108ac827a4309e886ddc63f32fa436a35f1a..a0f8f00cfbf2dbb647c88a13cb0b1713563f8d21 100644 (file)
--- a/lib/fuse_lowlevel.c
+++ b/lib/fuse_lowlevel.c
@@ -1186,6 +1186,8 @@ static void do_setattr(fuse_req_t req, fuse_ino_t nodeid, const void *inarg)
                        FUSE_SET_ATTR_SIZE      |
                        FUSE_SET_ATTR_ATIME     |
                        FUSE_SET_ATTR_MTIME     |
+                       FUSE_SET_ATTR_KILL_SUID |
+                       FUSE_SET_ATTR_KILL_SGID |
                        FUSE_SET_ATTR_ATIME_NOW |
                        FUSE_SET_ATTR_MTIME_NOW |
                        FUSE_SET_ATTR_CTIME;