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Re: [PATCH] backing dev unplugging
| From: | Andrew Morton <akpm-AT-osdl.org> | |
| To: | Jens Axboe <axboe-AT-suse.de> | |
| Subject: | Re: [PATCH] backing dev unplugging | |
| Date: | Wed, 10 Mar 2004 11:55:45 -0800 | |
| Cc: | linux-kernel-AT-vger.kernel.org, kenneth.w.chen-AT-intel.com, thornber-AT-redhat.com |
Jens Axboe <axboe@suse.de> 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. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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