From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: viro@ZenIV.linux.org.uk, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH 08/14] inode: move to per-sb LRU locks
Date: Mon, 11 Jul 2011 15:21:44 -0400 [thread overview]
Message-ID: <20110711192144.GA23723@infradead.org> (raw)
In-Reply-To: <1310098486-6453-9-git-send-email-david@fromorbit.com>
On Fri, Jul 08, 2011 at 02:14:40PM +1000, Dave Chinner wrote:
> From: Dave Chinner <dchinner@redhat.com>
>
> With the inode LRUs moving to per-sb structures, there is no longer
> a need for a global inode_lru_lock. The locking can be made more
> fine-grained by moving to a per-sb LRU lock, isolating the LRU
> operations of different filesytsems completely from each other.
Btw, any reason this is not done for dcache_lru_lock?
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: viro@ZenIV.linux.org.uk, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH 08/14] inode: move to per-sb LRU locks
Date: Mon, 11 Jul 2011 15:21:44 -0400 [thread overview]
Message-ID: <20110711192144.GA23723@infradead.org> (raw)
In-Reply-To: <1310098486-6453-9-git-send-email-david@fromorbit.com>
On Fri, Jul 08, 2011 at 02:14:40PM +1000, Dave Chinner wrote:
> From: Dave Chinner <dchinner@redhat.com>
>
> With the inode LRUs moving to per-sb structures, there is no longer
> a need for a global inode_lru_lock. The locking can be made more
> fine-grained by moving to a per-sb LRU lock, isolating the LRU
> operations of different filesytsems completely from each other.
Btw, any reason this is not done for dcache_lru_lock?
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next prev parent reply other threads:[~2011-07-11 19:21 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-08 4:14 [PATCH 0/14] Per superblock cache reclaim Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 01/14] dcache: fix __d_alloc prototype to use const Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 02/14] vmscan: add shrink_slab tracepoints Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-11 9:57 ` Christoph Hellwig
2011-07-11 9:57 ` Christoph Hellwig
2011-07-18 1:14 ` Dave Chinner
2011-07-18 1:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 03/14] vmscan: shrinker->nr updates race and go wrong Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 04/14] vmscan: reduce wind up shrinker->nr when shrinker can't do work Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 05/14] vmscan: add customisable shrinker batch size Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 06/14] inode: convert inode_stat.nr_unused to per-cpu counters Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 07/14] inode: Make unused inode LRU per superblock Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 08/14] inode: move to per-sb LRU locks Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-11 19:21 ` Christoph Hellwig [this message]
2011-07-11 19:21 ` Christoph Hellwig
2011-07-12 0:34 ` Dave Chinner
2011-07-12 0:34 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 09/14] superblock: move pin_sb_for_writeback() to fs/super.c Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 10/14] superblock: introduce per-sb cache shrinker infrastructure Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 11/14] inode: remove iprune_sem Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 12/14] superblock: add filesystem shrinker operations Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-08 4:14 ` [PATCH 13/14] vfs: increase shrinker batch size Dave Chinner
2011-07-08 4:14 ` Dave Chinner
2011-07-11 10:05 ` Christoph Hellwig
2011-07-11 10:05 ` Christoph Hellwig
2011-07-08 4:14 ` [PATCH 14/14] xfs: make use of new shrinker callout for the inode cache Dave Chinner
2011-07-08 4:14 ` Dave Chinner
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