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fsnotify: add super block object type

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Add the infrastructure to attach a mark to a super_block struct
and detach all attached marks when super block is destroyed.

This is going to be used by fanotify backend to setup super block
marks.

Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Amir Goldstein
2018-09-01 10:41:11 +03:00
committed by Jan Kara
parent 9bdda4e9cf
commit 1e6cb72399
7 changed files with 47 additions and 5 deletions
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2
fs/super.c
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@@ -442,7 +442,7 @@ void generic_shutdown_super(struct super_block *sb)
sync_filesystem(sb);
sb->s_flags &= ~SB_ACTIVE;
fsnotify_unmount_inodes(sb);
fsnotify_sb_delete(sb);
cgroup_writeback_umount();
evict_inodes(sb);