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f2fs: remove request_list check in is_idle()

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This doesn't work on stacked devices, and it doesn't work on
blk-mq devices. The request_list is only used on legacy, which
we don't have much of anymore, and soon won't have any of.

Kill the check.

Cc: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: linux-f2fs-devel@lists.sourceforge.net
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jens Axboe 2018-10-16 08:34:50 -06:00 committed by Jaegeuk Kim
parent 730746ce88
commit b93f654d73
1 changed files with 0 additions and 7 deletions
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7
fs/f2fs/f2fs.h
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@ -1394,13 +1394,6 @@ static inline unsigned int f2fs_time_to_wait(struct f2fs_sb_info *sbi,
static inline bool is_idle(struct f2fs_sb_info *sbi, int type)
{
struct block_device *bdev = sbi->sb->s_bdev;
struct request_queue *q = bdev_get_queue(bdev);
struct request_list *rl = &q->root_rl;
if (rl->count[BLK_RW_SYNC] || rl->count[BLK_RW_ASYNC])
return false;
return f2fs_time_over(sbi, type);
}