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Commit 331cbdee authored by Wanpeng Li's avatar Wanpeng Li Committed by Fengguang Wu
Browse files

writeback: Fix some comment errors 



Signed-off-by: default avatarWanpeng Li <liwp@linux.vnet.ibm.com>
Signed-off-by: default avatarFengguang Wu <fengguang.wu@intel.com>
parent eb608e3a

fs/fs-writeback.c

+2 −2
Original line number Diff line number Diff line
@@ -628,8 +628,8 @@ static long writeback_sb_inodes(struct super_block *sb, 
		}



		/*

		 * Don't bother with new inodes or inodes beeing freed, first

		 * kind does not need peridic writeout yet, and for the latter

		 * Don't bother with new inodes or inodes being freed, first

		 * kind does not need periodic writeout yet, and for the latter

		 * kind writeout is handled by the freer.

		 */

		spin_lock(&inode->i_lock);

fs/super.c

+1 −1
Original line number Diff line number Diff line
@@ -318,7 +318,7 @@ static int grab_super(struct super_block *s) __releases(sb_lock) 


/*

 *	grab_super_passive - acquire a passive reference

 *	@s: reference we are trying to grab

 *	@sb: reference we are trying to grab

 *

 *	Tries to acquire a passive reference. This is used in places where we

 *	cannot take an active reference but we need to ensure that the

fs/sync.c

+1 −1
Original line number Diff line number Diff line
@@ -92,7 +92,7 @@ static void sync_filesystems(int wait) 
}



/*

 * sync everything.  Start out by waking pdflush, because that writes back

 * sync everything.  Start out by waking flusher, because that writes back

 * all queues in parallel.

 */

SYSCALL_DEFINE0(sync)

mm/page-writeback.c

+2 −2
Original line number Diff line number Diff line
@@ -946,7 +946,7 @@ static void bdi_update_dirty_ratelimit(struct backing_dev_info *bdi, 
	 *	bdi->dirty_ratelimit = balanced_dirty_ratelimit;

	 *

	 * However to get a more stable dirty_ratelimit, the below elaborated

	 * code makes use of task_ratelimit to filter out sigular points and

	 * code makes use of task_ratelimit to filter out singular points and

	 * limit the step size.

	 *

	 * The below code essentially only uses the relative value of
@@ -969,7 +969,7 @@ static void bdi_update_dirty_ratelimit(struct backing_dev_info *bdi, 
	 * feel and care are stable dirty rate and small position error.

	 *

	 * |task_ratelimit - dirty_ratelimit| is used to limit the step size

	 * and filter out the sigular points of balanced_dirty_ratelimit. Which

	 * and filter out the singular points of balanced_dirty_ratelimit. Which

	 * keeps jumping around randomly and can even leap far away at times

	 * due to the small 200ms estimation period of dirty_rate (we want to

	 * keep that period small to reduce time lags).