linux-kernel - RE: [f2fs-dev] [PATCH 1/2] f2fs: trigger correct checkpoint during umount

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Date:	Fri, 23 Jan 2015 18:37:04 +0800
From:	Chao Yu <chao2.yu@...sung.com>
To:	'Jaegeuk Kim' <jaegeuk@...nel.org>, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org,
	linux-f2fs-devel@...ts.sourceforge.net
Subject: RE: [f2fs-dev] [PATCH 1/2] f2fs: trigger correct checkpoint during
	umount

> -----Original Message-----
> From: Jaegeuk Kim [mailto:jaegeuk@...nel.org]
> Sent: Friday, January 23, 2015 8:09 AM
> To: linux-kernel@...r.kernel.org; linux-fsdevel@...r.kernel.org;
> linux-f2fs-devel@...ts.sourceforge.net
> Cc: Jaegeuk Kim
> Subject: [f2fs-dev] [PATCH 1/2] f2fs: trigger correct checkpoint during umount
> 
> This patch fixes to trigger checkpoint with umount flag when kill_sb was called.
> In kill_sb, f2fs_sync_fs was finally called, but at this time, f2fs can't do
> checkpoint with CP_UMOUNT.
> After then, f2fs_put_super is not doing checkpoint, since it is not dirty.
> 
> So, this patch adds a flag to indicate f2fs_sync_fs is called during umount.

Nice catch!

> 
> Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>

Reviewed-by: Chao Yu <chao2.yu@...sung.com>


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