From: Jes Sorensen <jes@wildopensource.com>
To: Jesse Barnes <jbarnes@engr.sgi.com>
Cc: akpm@osdl.org, linux-kernel@vger.kernel.org,
linux-scsi@vger.kernel.org, jeremy@sgi.com
Subject: Re: [PATCH] use mmiowb in qla1280.c
Date: 22 Oct 2004 05:53:13 -0400 [thread overview]
Message-ID: <yq03c07nkom.fsf@jaguar.mkp.net> (raw)
In-Reply-To: <200410211617.14809.jbarnes@engr.sgi.com>
>>>>> "Jesse" == Jesse Barnes <jbarnes@engr.sgi.com> writes:
Jesse> There are a few spots in qla1280.c that don't need a full PCI
Jesse> write flush to the device, but rather a simple write ordering
Jesse> guarantee. This patch changes some of the PIO reads that cause
Jesse> write flushes into mmiowb calls instead, which is a lighter
Jesse> weight way of ensuring ordering.
Jesse> Jes and James, can you ack this and/or push it in via the SCSI
Jesse> BK tree?
ACK!
James will you push this one?
Cheers,
Jes
next prev parent reply other threads:[~2004-10-22 9:53 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-21 23:13 [PATCH] I/O space write barrier Jesse Barnes
2004-10-21 23:17 ` [PATCH] use mmiowb in qla1280.c Jesse Barnes
2004-10-22 9:53 ` Jes Sorensen [this message]
2004-10-24 16:20 ` James Bottomley
2004-10-25 16:18 ` Jesse Barnes
2004-10-25 19:02 ` Andrew Morton
2004-10-25 19:33 ` Jesse Barnes
2004-10-21 23:28 ` [PATCH] use mmiowb in tg3.c Jesse Barnes
2004-10-21 23:40 ` David S. Miller
2004-10-22 1:16 ` Benjamin Herrenschmidt
2004-10-22 1:33 ` akepner
2004-10-22 2:07 ` Benjamin Herrenschmidt
2004-10-22 3:01 ` Jesse Barnes
2004-10-22 4:00 ` Paul Mackerras
2004-10-22 20:51 ` [PATCH] use mmiowb in tg3_poll akepner
2004-10-22 1:01 ` [PATCH] I/O space write barrier Grant Grundler
2004-10-22 3:05 ` Jesse Barnes
2004-10-22 4:26 ` Greg Banks
2004-10-22 15:26 ` Grant Grundler
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