Jules Irenge 00e0afb658 fsnotify: Add missing annotation for fsnotify_finish_user_wait() and for fsnotify_prepare_user_wait() ...

Sparse reports warnings at fsnotify_prepare_user_wait()
	and at fsnotify_finish_user_wait()

warning: context imbalance in fsnotify_finish_user_wait()
	- wrong count at exit
warning: context imbalance in fsnotify_prepare_user_wait()
	- unexpected unlock

The root cause is the missing annotation at fsnotify_finish_user_wait()
	and at fsnotify_prepare_user_wait()
fsnotify_prepare_user_wait() has an extra annotation __release()
 that only tell Sparse and not GCC to shutdown the warning

Add the missing  __acquires(&fsnotify_mark_srcu) annotation
Add the missing __releases(&fsnotify_mark_srcu) annotation
Add the __release(&fsnotify_mark_srcu) annotation.

Link: https://lore.kernel.org/r/20200413214240.15245-1-jbi.octave@gmail.com
Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>

2020-04-15 11:44:43 +02:00

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