From: Minchan Kim <minchan@kernel.org>
To: Phillip Lougher <phillip@squashfs.org.uk>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/4] Squashfs: Generalise paging handling in the decompressors (V3)
Date: Tue, 19 Nov 2013 17:10:29 +0900 [thread overview]
Message-ID: <20131119081029.GW4407@bbox> (raw)
In-Reply-To: <1384406059-28567-3-git-send-email-phillip@squashfs.org.uk>
On Thu, Nov 14, 2013 at 05:14:17AM +0000, Phillip Lougher wrote:
> Further generalise the decompressors by adding a page handler
> abstraction. This adds helpers to allow the decompressors
> to access and process the output buffers in an implementation
> independant manner.
>
> This allows different types of output buffer to be passed
> to the decompressors, with the implementation specific
> aspects handled at decompression time, but without the
> knowledge being held in the decompressor wrapper code.
>
> This will allow the decompressors to handle Squashfs
> cache buffers, and page cache pages.
>
> This patch adds the abstraction and an implementation for
> the caches.
>
> V3: slightly optimise code in page_actor.h
>
> Signed-off-by: Phillip Lougher <phillip@squashfs.org.uk>
Reviewed-by: Minchan Kim <minchan@kernel.org>
--
Kind regards,
Minchan Kim
next prev parent reply other threads:[~2013-11-19 8:10 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-14 5:14 [PATCH 0/4] Squashfs: performance improvement patches (V3) Phillip Lougher
2013-11-14 5:14 ` [PATCH 1/4] Squashfs: Refactor decompressor interface and code (V3) Phillip Lougher
2013-11-19 8:07 ` Minchan Kim
2013-11-14 5:14 ` [PATCH 2/4] Squashfs: Generalise paging handling in the decompressors (V3) Phillip Lougher
2013-11-19 8:10 ` Minchan Kim [this message]
2013-11-14 5:14 ` [PATCH 3/4] Squashfs: Directly decompress into the page cache for file data (V3) Phillip Lougher
2013-11-19 8:17 ` Minchan Kim
2013-11-14 5:14 ` [PATCH 4/4] Squashfs: Check stream is not NULL in decompressor_multi.c Phillip Lougher
2013-11-19 8:18 ` Minchan Kim
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