linux-kernel - Re: [PATCH 01/13] fs: Use a common define for inode slab caches

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Message-ID: <20110823091307.GA21492@infradead.org>
Date:	Tue, 23 Aug 2011 05:13:07 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Dave Chinner <david@...morbit.com>
Cc:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-mm@...ck.org, khlebnikov@...nvz.org
Subject: Re: [PATCH 01/13] fs: Use a common define for inode slab caches

On Tue, Aug 23, 2011 at 06:56:14PM +1000, Dave Chinner wrote:
> From: Dave Chinner <dchinner@...hat.com>
> 
> All inode slab cache initialisation calls need to use specific flags
> so that certain core functionality works correctly (e.g. reclaimable
> memory accounting). Some of these flags are used inconsistently
> across different filesystems, so inode cache slab behaviour can vary
> according to filesystem type.
> 
> Wrap all the SLAB_* flags relevant to inode caches up into a single
> SLAB_INODES flag and convert all the inode caches to use the new
> flag.

Why do we keep the SLAB_HWCACHE_ALIGN flag for some filesystems?

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