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| author | Gabriel Krisman Bertazi <krisman@collabora.com> | 2021-10-25 22:27:33 +0300 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2021-10-27 13:34:59 +0300 |
| commit | 8d11a4f43ef4679be0908026907a7613b33d7127 (patch) | |
| tree | 1abe1c1ae9616248ece06732529c3f81a2e9ed6b /fs/notify | |
| parent | 9daa811073fa19c08e8aad3b90f9235fed161acf (diff) | |
| download | linux-8d11a4f43ef4679be0908026907a7613b33d7127.tar.xz | |
fanotify: Reserve UAPI bits for FAN_FS_ERROR
FAN_FS_ERROR allows reporting of event type FS_ERROR to userspace, which
is a mechanism to report file system wide problems via fanotify. This
commit preallocate userspace visible bits to match the FS_ERROR event.
Link: https://lore.kernel.org/r/20211025192746.66445-19-krisman@collabora.com
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Gabriel Krisman Bertazi <krisman@collabora.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/notify')
| -rw-r--r-- | fs/notify/fanotify/fanotify.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/notify/fanotify/fanotify.c b/fs/notify/fanotify/fanotify.c index c64d61b673ca..8f152445d75c 100644 --- a/fs/notify/fanotify/fanotify.c +++ b/fs/notify/fanotify/fanotify.c @@ -752,6 +752,7 @@ static int fanotify_handle_event(struct fsnotify_group *group, u32 mask, BUILD_BUG_ON(FAN_ONDIR != FS_ISDIR); BUILD_BUG_ON(FAN_OPEN_EXEC != FS_OPEN_EXEC); BUILD_BUG_ON(FAN_OPEN_EXEC_PERM != FS_OPEN_EXEC_PERM); + BUILD_BUG_ON(FAN_FS_ERROR != FS_ERROR); BUILD_BUG_ON(HWEIGHT32(ALL_FANOTIFY_EVENT_BITS) != 19); |