RE: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-update for fdatasync

2014-07-30 Thread Chao Yu
.org] > > > Sent: Wednesday, July 30, 2014 9:08 AM > > > To: Changman Lee > > > Cc: linux-fsde...@vger.kernel.org; linux-kernel@vger.kernel.org; > > > linux-f2fs-de...@lists.sourceforge.net > > > Subject: Re: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-upd

Re: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-update for fdatasync

2014-07-29 Thread Jaegeuk Kim
el.org; linux-kernel@vger.kernel.org; > > linux-f2fs-de...@lists.sourceforge.net > > Subject: Re: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-update for > > fdatasync > > > > On Wed, Jul 30, 2014 at 08:54:55AM +0900, Changman Lee wrote: > > > On Tu

Re: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-update for fdatasync

2014-07-29 Thread Jaegeuk Kim
On Wed, Jul 30, 2014 at 10:56:31AM +0900, Changman Lee wrote: > On Tue, Jul 29, 2014 at 06:08:21PM -0700, Jaegeuk Kim wrote: > > On Wed, Jul 30, 2014 at 08:54:55AM +0900, Changman Lee wrote: > > > On Tue, Jul 29, 2014 at 05:22:15AM -0700, Jaegeuk Kim wrote: > > > > Hi Changman, > > > > > > > > On

RE: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-update for fdatasync

2014-07-29 Thread Chao Yu
ubject: Re: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-update for > fdatasync > > On Wed, Jul 30, 2014 at 08:54:55AM +0900, Changman Lee wrote: > > On Tue, Jul 29, 2014 at 05:22:15AM -0700, Jaegeuk Kim wrote: > > > Hi Changman, > > > > > > On Tue, Jul 29, 2

Re: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-update for fdatasync

2014-07-29 Thread Changman Lee
On Tue, Jul 29, 2014 at 06:08:21PM -0700, Jaegeuk Kim wrote: > On Wed, Jul 30, 2014 at 08:54:55AM +0900, Changman Lee wrote: > > On Tue, Jul 29, 2014 at 05:22:15AM -0700, Jaegeuk Kim wrote: > > > Hi Changman, > > > > > > On Tue, Jul 29, 2014 at 09:41:11AM +0900, Changman Lee wrote: > > > > Hi Jaeg

Re: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-update for fdatasync

2014-07-29 Thread Jaegeuk Kim
On Wed, Jul 30, 2014 at 08:54:55AM +0900, Changman Lee wrote: > On Tue, Jul 29, 2014 at 05:22:15AM -0700, Jaegeuk Kim wrote: > > Hi Changman, > > > > On Tue, Jul 29, 2014 at 09:41:11AM +0900, Changman Lee wrote: > > > Hi Jaegeuk, > > > > > > On Fri, Jul 25, 2014 at 03:47:21PM -0700, Jaegeuk Kim w

Re: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-update for fdatasync

2014-07-29 Thread Changman Lee
On Tue, Jul 29, 2014 at 05:22:15AM -0700, Jaegeuk Kim wrote: > Hi Changman, > > On Tue, Jul 29, 2014 at 09:41:11AM +0900, Changman Lee wrote: > > Hi Jaegeuk, > > > > On Fri, Jul 25, 2014 at 03:47:21PM -0700, Jaegeuk Kim wrote: > > > This patch enforces in-place-updates only when fdatasync is requ

Re: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-update for fdatasync

2014-07-29 Thread Jaegeuk Kim
Hi Changman, On Tue, Jul 29, 2014 at 09:41:11AM +0900, Changman Lee wrote: > Hi Jaegeuk, > > On Fri, Jul 25, 2014 at 03:47:21PM -0700, Jaegeuk Kim wrote: > > This patch enforces in-place-updates only when fdatasync is requested. > > If we adopt this in-place-updates for the fdatasync, we can skip

Re: [f2fs-dev] [PATCH 07/11] f2fs: enable in-place-update for fdatasync

2014-07-28 Thread Changman Lee
Hi Jaegeuk, On Fri, Jul 25, 2014 at 03:47:21PM -0700, Jaegeuk Kim wrote: > This patch enforces in-place-updates only when fdatasync is requested. > If we adopt this in-place-updates for the fdatasync, we can skip to write the > recovery information. But, as you know, random write occurs when chan