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Date: Thu, 23 Dec 2021 12:13:22 -0800 From: harshad shirwadkar <harshadshirwadkar@...il.com> To: Xin Yin <yinxin.x@...edance.com> Cc: "Theodore Y. Ts'o" <tytso@....edu>, Andreas Dilger <adilger.kernel@...ger.ca>, Ext4 Developers List <linux-ext4@...r.kernel.org>, linux-kernel@...r.kernel.org Subject: Re: [PATCH 0/2] ext4: fast commit crash consistency issues Thanks for the patches, these are good finds. Reviewed-by: Harshad Shirwadkar <harshadshirwadkar@...il.com> On Wed, Dec 22, 2021 at 7:24 PM Xin Yin <yinxin.x@...edance.com> wrote: > > This patch sets fix 2 crash-consistency issues of fast commit. > First patch change to use ext4_ext_remove_space instead of > ext4_punch_hole during replay delete range procedure. This > avoid replay procedure being affeced by incorrect inode->i_size. > Second patch correct the trank range logic for ftruncte. > > After testing this patch sets with xfstests-bld, in the "log" and > "quick" group with config "fast_commit" is selected. No regressions > was found. > > Signed-off-by: Xin Yin <yinxin.x@...edance.com> > > Xin Yin (2): > ext4: use ext4_ext_remove_space() for fast commit replay delete range > ext4: fast commit may miss tracking unwritten range during ftruncate > > fs/ext4/fast_commit.c | 13 ++++++++----- > fs/ext4/inode.c | 3 +-- > 2 files changed, 9 insertions(+), 7 deletions(-) > > -- > 2.20.1 >
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