linux-ext4 - Re: [f2fs-dev] [PATCH v2 1/2] fscrypt: stop using PG

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Date:   Tue, 6 Sep 2022 23:09:17 +0800
From:   Chao Yu <chao@...nel.org>
To:     Eric Biggers <ebiggers@...nel.org>, linux-fscrypt@...r.kernel.org
Cc:     linux-fsdevel@...r.kernel.org, linux-ext4@...r.kernel.org,
        Matthew Wilcox <willy@...radead.org>,
        linux-f2fs-devel@...ts.sourceforge.net
Subject: Re: [f2fs-dev] [PATCH v2 1/2] fscrypt: stop using PG_error to track
 error status

On 2022/8/16 7:50, Eric Biggers wrote:
> From: Eric Biggers <ebiggers@...gle.com>
> 
> As a step towards freeing the PG_error flag for other uses, change ext4
> and f2fs to stop using PG_error to track decryption errors.  Instead, if
> a decryption error occurs, just mark the whole bio as failed.  The
> coarser granularity isn't really a problem since it isn't any worse than
> what the block layer provides, and errors from a multi-page readahead
> aren't reported to applications unless a single-page read fails too.
> 
> Signed-off-by: Eric Biggers <ebiggers@...gle.com>
> ---
>   fs/crypto/bio.c         | 16 ++++++++++------
>   fs/ext4/readpage.c      |  8 +++++---
>   fs/f2fs/data.c          | 18 ++++++++++--------
>   include/linux/fscrypt.h |  5 +++--
>   4 files changed, 28 insertions(+), 19 deletions(-)

For f2fs part,

Reviewed-by: Chao Yu <chao@...nel.org>

Thanks,