From: Chao Yu <chao@kernel.org>
To: Gao Xiang <hsiangkao@linux.alibaba.com>, linux-erofs@lists.ozlabs.org
Cc: LKML <linux-kernel@vger.kernel.org>,
Huang Jianan <huangjianan@oppo.com>,
Lasse Collin <lasse.collin@tukaani.org>,
nl6720 <nl6720@gmail.com>
Subject: Re: [PATCH v1.1 1/2] erofs: add support for the full decompressed length
Date: Wed, 18 Aug 2021 22:11:32 +0800 [thread overview]
Message-ID: <e3144a66-c5e6-6f2b-88a9-74730972abff@kernel.org> (raw)
In-Reply-To: <20210814152727.78451-1-hsiangkao@linux.alibaba.com>
On 2021/8/14 23:27, Gao Xiang wrote:
> Previously, there is no need to get the full decompressed length since
> EROFS supports partial decompression. However for some other cases
> such as fiemap, the full decompressed length is necessary for iomap to
> make it work properly.
>
> This patch adds a way to get the full decompressed length. Note that
> it takes more metadata overhead and it'd be avoided if possible in the
> performance sensitive scenario.
>
> Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Thanks,
next prev parent reply other threads:[~2021-08-18 14:11 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-13 5:29 [PATCH 0/2] erofs: add fiemap support with iomap Gao Xiang
2021-08-13 5:29 ` [PATCH 1/2] erofs: add support for the full decompressed length Gao Xiang
2021-08-14 15:27 ` [PATCH v1.1 " Gao Xiang
2021-08-18 14:11 ` Chao Yu [this message]
2021-08-18 15:22 ` [PATCH v1.2] " Gao Xiang
2021-08-16 15:38 ` [PATCH 1/2] " Chao Yu
2021-08-17 0:54 ` [PATCH 1/2] erofs: add support for the full decompressed lengthy Gao Xiang
2021-08-13 5:29 ` [PATCH 2/2] erofs: add fiemap support with iomap Gao Xiang
2021-08-18 14:11 ` Chao Yu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=e3144a66-c5e6-6f2b-88a9-74730972abff@kernel.org \
--to=chao@kernel.org \
--cc=hsiangkao@linux.alibaba.com \
--cc=huangjianan@oppo.com \
--cc=lasse.collin@tukaani.org \
--cc=linux-erofs@lists.ozlabs.org \
--cc=linux-kernel@vger.kernel.org \
--cc=nl6720@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).