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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,

WARNING: multiple messages have this Message-ID (diff)
From: Chao Yu <chao@kernel.org>
To: Gao Xiang <hsiangkao@linux.alibaba.com>, linux-erofs@lists.ozlabs.org
Cc: nl6720 <nl6720@gmail.com>,
	Lasse Collin <lasse.collin@tukaani.org>,
	LKML <linux-kernel@vger.kernel.org>
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,

  reply	other threads:[~2021-08-18 14:11 UTC|newest]

Thread overview: 18+ 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 ` Gao Xiang
2021-08-13  5:29 ` [PATCH 1/2] erofs: add support for the full decompressed length Gao Xiang
2021-08-13  5:29   ` Gao Xiang
2021-08-14 15:27   ` [PATCH v1.1 " Gao Xiang
2021-08-14 15:27     ` Gao Xiang
2021-08-18 14:11     ` Chao Yu [this message]
2021-08-18 14:11       ` Chao Yu
2021-08-18 15:22     ` [PATCH v1.2] " Gao Xiang
2021-08-18 15:22       ` Gao Xiang
2021-08-16 15:38   ` [PATCH 1/2] " Chao Yu
2021-08-16 15:38     ` Chao Yu
2021-08-17  0:54     ` [PATCH 1/2] erofs: add support for the full decompressed lengthy Gao Xiang
2021-08-17  0:54       ` Gao Xiang
2021-08-13  5:29 ` [PATCH 2/2] erofs: add fiemap support with iomap Gao Xiang
2021-08-13  5:29   ` Gao Xiang
2021-08-18 14:11   ` Chao Yu
2021-08-18 14:11     ` Chao Yu

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