Re: [RESEND PATCH] fs/buffer.c: exit if already confirmed page has dirty and writeback buffers

2013-11-08 Thread Gu Zheng
Hi Jan, On 11/07/2013 07:44 PM, Jan Kara wrote: > On Tue 05-11-13 18:02:03, Gu Zheng wrote: >> Stop the loop of iterating bh if we have confirmed page >> has dirty and writeback buffers. > Thanks for the patch. What I'm somewhat missing here is a motivation of > the patch. For the common case

Re: [RESEND PATCH] fs/buffer.c: exit if already confirmed page has dirty and writeback buffers

2013-11-08 Thread Gu Zheng
Hi Jan, On 11/07/2013 07:44 PM, Jan Kara wrote: On Tue 05-11-13 18:02:03, Gu Zheng wrote: Stop the loop of iterating bh if we have confirmed page has dirty and writeback buffers. Thanks for the patch. What I'm somewhat missing here is a motivation of the patch. For the common case where

Re: [RESEND PATCH] fs/buffer.c: exit if already confirmed page has dirty and writeback buffers

2013-11-07 Thread Jan Kara
On Tue 05-11-13 18:02:03, Gu Zheng wrote: > Stop the loop of iterating bh if we have confirmed page > has dirty and writeback buffers. Thanks for the patch. What I'm somewhat missing here is a motivation of the patch. For the common case where blocksize == pagesize this is a noop (only adds some

Re: [RESEND PATCH] fs/buffer.c: exit if already confirmed page has dirty and writeback buffers

2013-11-07 Thread Jan Kara
On Tue 05-11-13 18:02:03, Gu Zheng wrote: Stop the loop of iterating bh if we have confirmed page has dirty and writeback buffers. Thanks for the patch. What I'm somewhat missing here is a motivation of the patch. For the common case where blocksize == pagesize this is a noop (only adds some

[RESEND PATCH] fs/buffer.c: exit if already confirmed page has dirty and writeback buffers

2013-11-05 Thread Gu Zheng
Stop the loop of iterating bh if we have confirmed page has dirty and writeback buffers. Signed-off-by: Gu Zheng --- fs/buffer.c |2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/fs/buffer.c b/fs/buffer.c index 6024877..519cc5c 100644 --- a/fs/buffer.c +++ b/fs/buffer.c

[RESEND PATCH] fs/buffer.c: exit if already confirmed page has dirty and writeback buffers

2013-11-05 Thread Gu Zheng
Stop the loop of iterating bh if we have confirmed page has dirty and writeback buffers. Signed-off-by: Gu Zheng guz.f...@cn.fujitsu.com --- fs/buffer.c |2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/fs/buffer.c b/fs/buffer.c index 6024877..519cc5c 100644 ---

[PATCH] fs/buffer.c: exit if already confirmed page has dirty and writeback buffers

2013-11-01 Thread Gu Zheng
Stop the loop of iterating bh if we have confirmed page has dirty and writeback buffers. Signed-off-by: Gu Zheng --- fs/buffer.c |2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/fs/buffer.c b/fs/buffer.c index 6024877..519cc5c 100644 --- a/fs/buffer.c +++ b/fs/buffer.c

[PATCH] fs/buffer.c: exit if already confirmed page has dirty and writeback buffers

2013-11-01 Thread Gu Zheng
Stop the loop of iterating bh if we have confirmed page has dirty and writeback buffers. Signed-off-by: Gu Zheng guz.f...@cn.fujitsu.com --- fs/buffer.c |2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/fs/buffer.c b/fs/buffer.c index 6024877..519cc5c 100644 ---