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authorDavid Sterba <dsterba@suse.com>2016-01-21 18:50:40 +0100
committerDavid Sterba <dsterba@suse.com>2016-01-21 18:50:40 +0100
commit444e75169872f668eb890f19ec1f32dfc632e704 (patch)
treefcc120a9b3ec12c3398908b9bb4491ef6cb3f603 /fs/btrfs/sysfs.h
parent3b5bb73bd88d1d90163c91e7cad50b12725dbb1c (diff)
downloadlinux-444e75169872f668eb890f19ec1f32dfc632e704.tar.bz2
btrfs: sysfs: introduce helper for syncing bits with sysfs files
The files under /sys/fs/UUID/features get out of sync with the actual incompat bits set for the filesystem if they change after mount. We're going to sync them and need a helper to do that. Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/sysfs.h')
-rw-r--r--fs/btrfs/sysfs.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/btrfs/sysfs.h b/fs/btrfs/sysfs.h
index 72408e2c4ea8..d7da1a4c2f6c 100644
--- a/fs/btrfs/sysfs.h
+++ b/fs/btrfs/sysfs.h
@@ -90,4 +90,7 @@ int btrfs_sysfs_add_fsid(struct btrfs_fs_devices *fs_devs,
struct kobject *parent);
int btrfs_sysfs_add_device(struct btrfs_fs_devices *fs_devs);
void btrfs_sysfs_remove_fsid(struct btrfs_fs_devices *fs_devs);
+void btrfs_sysfs_feature_update(struct btrfs_fs_info *fs_info,
+ u64 bit, enum btrfs_feature_set set);
+
#endif /* _BTRFS_SYSFS_H_ */