From: Andi Kleen <ak@suse.de>
To: OGAWA Hirofumi <hogawa@miraclelinux.com>
Cc: linux-kernel@vger.kernel.org,
OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Subject: Re: [PATCH] arch/i386/pci/mmconfig.c tlb flush fix
Date: 26 Sep 2006 14:22:29 +0200 [thread overview]
Message-ID: <p73y7s6kebe.fsf@verdi.suse.de> (raw)
In-Reply-To: <lry7s7t1su.fsf@dhcp-0242.miraclelinux.com>
OGAWA Hirofumi <hogawa@miraclelinux.com> writes:
> Hi,
>
> We use the fixmap for accessing pci config space in pci_mmcfg_read/write().
> The problem is in pci_exp_set_dev_base(). It is caching a last
> accessed address to avoid calling set_fixmap_nocache() whenever
> pci_mmcfg_read/write() is used.
Good catch. I already had another report of mmconfig corruption on i386,
but didn't have time to look at it yet.
Will be definitely stable material once it hit mainline.
-Andi
next prev parent reply other threads:[~2006-09-26 12:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-26 9:28 [PATCH] arch/i386/pci/mmconfig.c tlb flush fix OGAWA Hirofumi
2006-09-26 12:22 ` Andi Kleen [this message]
2006-09-26 15:45 ` OGAWA Hirofumi
2006-09-26 15:47 ` Andi Kleen
2006-09-26 16:31 ` OGAWA Hirofumi
-- strict thread matches above, loose matches on Subject: below --
2006-12-23 1:00 OGAWA Hirofumi
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