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From: Andi Kleen <andi@firstfloor.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>,
	andi@firstfloor.org, joerg.roedel@amd.com,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/3] fix GART to respect device's dma_mask about virtual mappings
Date: Thu, 18 Sep 2008 20:25:28 +0200	[thread overview]
Message-ID: <20080918182528.GP25711@one.firstfloor.org> (raw)
In-Reply-To: <20080917104327.GD18764@elte.hu>

> no - any extra layer of robustness is good in such a critical piece of 

robustness would require to handle it everywhere (as in always fall
back to 24bit DMA bouncing if someone tries a map_* on a < 32bit mapping), 
but this patch doesn't do that at all.

-Andi
-- 
ak@linux.intel.com

  reply	other threads:[~2008-09-18 18:21 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-12 10:42 FUJITA Tomonori
2008-09-12 10:42 ` [PATCH 1/3] add iommu_device_max_index IOMMU helper function FUJITA Tomonori
2008-09-12 10:42   ` [PATCH 2/3] add dma_get_mask " FUJITA Tomonori
2008-09-12 10:42     ` [PATCH 3/3] x86: make GART to respect device's dma_mask about virtual mappings FUJITA Tomonori
2008-09-12 14:52       ` Joerg Roedel
2008-09-12 15:11         ` FUJITA Tomonori
2008-09-14 14:45 ` [PATCH 0/3] fix " Ingo Molnar
2008-09-16  0:54 ` Andi Kleen
2008-09-16 13:20   ` FUJITA Tomonori
2008-09-16 13:43     ` Andi Kleen
2008-09-16 17:13       ` FUJITA Tomonori
2008-09-16 17:58         ` Andi Kleen
2008-09-16 23:53           ` FUJITA Tomonori
2008-09-17  0:24             ` Andi Kleen
2008-09-17 19:20               ` FUJITA Tomonori
2008-09-18 18:20                 ` Andi Kleen
2008-09-18 22:15                   ` FUJITA Tomonori
2008-09-19  0:44                     ` Andi Kleen
2008-09-22 19:12                       ` FUJITA Tomonori
2008-09-22 20:35                         ` Andi Kleen
2008-09-23  4:02                           ` FUJITA Tomonori
2008-09-17 10:43             ` Ingo Molnar
2008-09-18 18:25               ` Andi Kleen [this message]
2008-09-16 15:52     ` Joerg Roedel
2008-09-16 16:20       ` Andi Kleen

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