From a2ecb791a9d6e71a2d37d66034475a92ebc7e02c Mon Sep 17 00:00:00 2001 From: Vyacheslav Dubeyko Date: Fri, 8 Aug 2014 14:20:50 -0700 Subject: nilfs2: add /sys/fs/nilfs2//mounted_snapshots group This patch adds creation of /sys/fs/nilfs2//mounted_snapshots group. The mounted_snapshots group contains group for every mounted snapshot. Signed-off-by: Vyacheslav Dubeyko Cc: Vyacheslav Dubeyko Cc: Ryusuke Konishi Cc: Michael L. Semon Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/nilfs2/sysfs.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'fs/nilfs2/sysfs.h') diff --git a/fs/nilfs2/sysfs.h b/fs/nilfs2/sysfs.h index 62f0a0dc78c..4e84e230e9d 100644 --- a/fs/nilfs2/sysfs.h +++ b/fs/nilfs2/sysfs.h @@ -30,6 +30,8 @@ * @sg_superblock_kobj_unregister: completion state * @sg_segctor_kobj: /sys/fs///segctor * @sg_segctor_kobj_unregister: completion state + * @sg_mounted_snapshots_kobj: /sys/fs///mounted_snapshots + * @sg_mounted_snapshots_kobj_unregister: completion state * @sg_checkpoints_kobj: /sys/fs///checkpoints * @sg_checkpoints_kobj_unregister: completion state * @sg_segments_kobj: /sys/fs///segments @@ -44,6 +46,10 @@ struct nilfs_sysfs_dev_subgroups { struct kobject sg_segctor_kobj; struct completion sg_segctor_kobj_unregister; + /* /sys/fs///mounted_snapshots */ + struct kobject sg_mounted_snapshots_kobj; + struct completion sg_mounted_snapshots_kobj_unregister; + /* /sys/fs///checkpoints */ struct kobject sg_checkpoints_kobj; struct completion sg_checkpoints_kobj_unregister; @@ -75,6 +81,7 @@ struct nilfs_##name##_attr { \ NILFS_DEV_ATTR_STRUCT(dev); NILFS_DEV_ATTR_STRUCT(segments); +NILFS_DEV_ATTR_STRUCT(mounted_snapshots); NILFS_DEV_ATTR_STRUCT(checkpoints); NILFS_DEV_ATTR_STRUCT(superblock); NILFS_DEV_ATTR_STRUCT(segctor); @@ -111,6 +118,9 @@ NILFS_DEV_ATTR_STRUCT(segctor); #define NILFS_SEGMENTS_RW_ATTR(name) \ NILFS_RW_ATTR(segs_info, name) +#define NILFS_MOUNTED_SNAPSHOTS_RO_ATTR(name) \ + NILFS_RO_ATTR(mounted_snapshots, name) + #define NILFS_CHECKPOINTS_RO_ATTR(name) \ NILFS_RO_ATTR(checkpoints, name) #define NILFS_CHECKPOINTS_RW_ATTR(name) \ @@ -134,6 +144,8 @@ NILFS_DEV_ATTR_STRUCT(segctor); (&nilfs_dev_attr_##name.attr) #define NILFS_SEGMENTS_ATTR_LIST(name) \ (&nilfs_segments_attr_##name.attr) +#define NILFS_MOUNTED_SNAPSHOTS_ATTR_LIST(name) \ + (&nilfs_mounted_snapshots_attr_##name.attr) #define NILFS_CHECKPOINTS_ATTR_LIST(name) \ (&nilfs_checkpoints_attr_##name.attr) #define NILFS_SUPERBLOCK_ATTR_LIST(name) \ -- cgit v1.2.3-70-g09d2