|| ||Andrew Morton <akpm-AT-osdl.org>|
|| ||Jens Axboe <axboe-AT-suse.de>|
|| ||Re: [PATCH] backing dev unplugging|
|| ||Wed, 10 Mar 2004 11:55:45 -0800|
|| ||linux-kernel-AT-vger.kernel.org, kenneth.w.chen-AT-intel.com,
Jens Axboe <firstname.lastname@example.org> wrote:
> Here's a first cut at killing global plugging of block devices to reduce
> the nasty contention blk_plug_lock caused. This introduceds per-queue
> plugging, controlled by the backing_dev_info.
This is such an improvement over what we have now it isn't funny.
Ken, the next -mm is starting to look like linux-3.1.0 so I think it
would be best if you could benchmark Jens's patch against 2.6.4-rc2-mm1.
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