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fsnotify: Remove unnecessary tests when showing fdinfo 

show_fdinfo() iterates group's list of marks. All marks found there are
guaranteed to be alive and they stay so until we release
group->mark_mutex. So remove uncecessary tests whether mark is alive.

Reviewed-by: Miklos Szeredi <mszeredi@redhat.com>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
hifive-unleashed-5.1
Jan Kara 2016-12-09 09:18:21 +01:00
parent 4495c08e84
commit 5198adf649
1 changed files with 1 additions and 5 deletions
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6
fs/notify/fdinfo.c
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@ -76,8 +76,7 @@ static void inotify_fdinfo(struct seq_file *m, struct fsnotify_mark *mark)
struct inotify_inode_mark *inode_mark;
struct inode *inode;
if (!(mark->flags & FSNOTIFY_MARK_FLAG_ALIVE) ||
!(mark->flags & FSNOTIFY_MARK_FLAG_INODE))
if (!(mark->flags & FSNOTIFY_MARK_FLAG_INODE))
return;
inode_mark = container_of(mark, struct inotify_inode_mark, fsn_mark);
@ -113,9 +112,6 @@ static void fanotify_fdinfo(struct seq_file *m, struct fsnotify_mark *mark)
unsigned int mflags = 0;
struct inode *inode;
if (!(mark->flags & FSNOTIFY_MARK_FLAG_ALIVE))
return;
if (mark->flags & FSNOTIFY_MARK_FLAG_IGNORED_SURV_MODIFY)
mflags |= FAN_MARK_IGNORED_SURV_MODIFY;