now we update extent by range, fofs may not be on the largest
extent if the new extent overlaps with it. so add a new function
to drop largest extent properly.
Signed-off-by: Fan li
---
fs/f2fs/extent_cache.c |9 +
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/fs/f2f
Fix 2 potential problems:
1. when largest extent needs to be invalidated, it will be reset in
__drop_largest_extent, which makes __is_extent_same after always
return false, and largest extent unchanged. Now we update it properly.
2. when extent is split and the latter part remains in tree, n
> -Original Message-
> From: Jaegeuk Kim [mailto:jaeg...@kernel.org]
> Sent: Wednesday, September 16, 2015 12:56 AM
> To: linux-ker...@vger.kernel.org; linux-fsde...@vger.kernel.org;
> linux-f2fs-devel@lists.sourceforge.net
> Cc: Jaegeuk Kim
> Subject: [f2fs-dev] [PATCH 1/2] f2fs: cover num
Hi Jaegeuk,
> -Original Message-
> From: Jaegeuk Kim [mailto:jaeg...@kernel.org]
> Sent: Wednesday, September 16, 2015 12:56 AM
> To: linux-ker...@vger.kernel.org; linux-fsde...@vger.kernel.org;
> linux-f2fs-devel@lists.sourceforge.net
> Cc: Jaegeuk Kim
> Subject: [f2fs-dev] [PATCH 2/2] f2
> -Original Message-
> From: Jaegeuk Kim [mailto:jaeg...@kernel.org]
> Sent: Thursday, September 17, 2015 2:01 AM
> To: Chao Yu
> Cc: linux-f2fs-devel@lists.sourceforge.net; linux-ker...@vger.kernel.org
> Subject: Re: [PATCH 2/7] f2fs: do in batches truncation in truncate_hole
>
> Hi Chao,
truncate_data_blocks_range can do in batches truncation which makes all
changes in dnode page content, dnode page status, extent cache, block
count updating together.
But previously, truncate_hole() always truncates one block in dnode page
at a time by invoking truncate_data_blocks_range(,1), whic
> -Original Message-
> From: Jaegeuk Kim [mailto:jaeg...@kernel.org]
> Sent: Thursday, September 17, 2015 1:57 AM
> To: Chao Yu
> Cc: linux-ker...@vger.kernel.org; linux-fsde...@vger.kernel.org;
> linux-f2fs-devel@lists.sourceforge.net; sta...@vger.kernel.org
> Subject: Re: [f2fs-dev] [PATC
Hi Jaegeuk,
> -Original Message-
> From: Jaegeuk Kim [mailto:jaeg...@kernel.org]
> Sent: Thursday, September 17, 2015 2:13 AM
> To: Chao Yu
> Cc: linux-f2fs-devel@lists.sourceforge.net; linux-ker...@vger.kernel.org
> Subject: Re: [PATCH 5/7] f2fs: enhance multithread dio write performance
Hi Yunlei,
> -Original Message-
> From: He YunLei [mailto:heyun...@huawei.com]
> Sent: Thursday, September 17, 2015 8:40 AM
> To: Chao Yu
> Cc: 'Jaegeuk Kim'; linux-ker...@vger.kernel.org;
> linux-f2fs-devel@lists.sourceforge.net
> Subject: Re: [f2fs-dev] [PATCH 5/7] f2fs: enhance multith
This patch introduces a new ioctl F2FS_IOC_DEFRAGMENT to support file
defragment in a specified range of regular file.
Signed-off-by: Chao Yu
---
fs/f2fs/data.c | 6 +-
fs/f2fs/f2fs.h | 8 +++
fs/f2fs/file.c | 183 +
3 files changed, 19
Hi Chao,
On Thu, Sep 17, 2015 at 08:52:10PM +0800, Chao Yu wrote:
> Hi Jaegeuk,
>
> > -Original Message-
> > From: Jaegeuk Kim [mailto:jaeg...@kernel.org]
> > Sent: Thursday, September 17, 2015 2:13 AM
> > To: Chao Yu
> > Cc: linux-f2fs-devel@lists.sourceforge.net; linux-ker...@vger.kerne
On Thu, Sep 17, 2015 at 08:19:06PM +0800, Chao Yu wrote:
> Hi Jaegeuk,
>
> > -Original Message-
> > From: Jaegeuk Kim [mailto:jaeg...@kernel.org]
> > Sent: Wednesday, September 16, 2015 12:56 AM
> > To: linux-ker...@vger.kernel.org; linux-fsde...@vger.kernel.org;
> > linux-f2fs-devel@lists
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