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f2fs: fix the starvation problem on cp_rwsem

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This patch removes the logic previously introduced to address the starvation
on cp_rwsem.

One potential there-in bug is that we should cover the wait.list with spin_lock,
but the previous code broke this rule.

And, actually current rwsem handles this starvation issue reasonably, so that we
didn't need to do this before neither.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Jaegeuk Kim
2013-10-10 14:36:00 +09:00
parent 3d1e38073b
commit b1838f8952
2 changed files with 0 additions and 14 deletions
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1
fs/f2fs/super.c
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@@ -841,7 +841,6 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
spin_lock_init(&sbi->stat_lock);
init_rwsem(&sbi->bio_sem);
init_rwsem(&sbi->cp_rwsem);
init_waitqueue_head(&sbi->cp_wait);
init_sb_info(sbi);
/* get an inode for meta space */