From: Joerg Roedel <joerg.roedel@amd.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
iommu@lists.linux-foundation.org
Subject: Re: [PATCH 01/10] x86: add Kconfig entry for DMA-API debugging
Date: Fri, 21 Nov 2008 17:48:55 +0100 [thread overview]
Message-ID: <20081121164855.GB1386@amd.com> (raw)
In-Reply-To: <20081121164014.GB733@elte.hu>
On Fri, Nov 21, 2008 at 05:40:14PM +0100, Ingo Molnar wrote:
>
> * Joerg Roedel <joerg.roedel@amd.com> wrote:
>
> > +config DMA_API_DEBUG
> > + default n
>
> 'default n' can be omitted in general from interactive Kconfig
> entries.
Ok, then I remove it.
>
> > + bool "Enable debugging of DMA-API usage"
> > + depends on X86
>
> perhaps add a proper dependency on iommu or swiotlb presence as well -
> in case we decide to make it all disable-able again and dont have the
> callbacks present?
No problem. But its hard to believe that we make the DMA-API
disable-able some day ;)
The best dependency in this case should be SWIOTLB I think.
Joerg
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next prev parent reply other threads:[~2008-11-21 16:49 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-21 16:26 [PATCH 0/10] DMA-API debugging facility Joerg Roedel
2008-11-21 16:26 ` [PATCH 01/10] x86: add Kconfig entry for DMA-API debugging Joerg Roedel
2008-11-21 16:40 ` Ingo Molnar
2008-11-21 16:48 ` Joerg Roedel [this message]
2008-11-21 23:18 ` David Miller
2008-11-21 16:26 ` [PATCH 02/10] x86: add data structures " Joerg Roedel
2008-11-21 16:42 ` Ingo Molnar
2008-11-21 16:49 ` Joerg Roedel
2008-11-21 16:26 ` [PATCH 03/10] x86: add initialization code " Joerg Roedel
2008-11-21 16:56 ` Ingo Molnar
2008-11-21 17:10 ` Joerg Roedel
2008-11-21 17:19 ` Ingo Molnar
2008-11-21 17:27 ` Ingo Molnar
2008-11-21 17:43 ` Ingo Molnar
2008-11-22 9:48 ` Joerg Roedel
2008-11-23 11:28 ` Ingo Molnar
2008-11-23 11:35 ` Ingo Molnar
2008-11-23 13:04 ` Ingo Molnar
2008-11-22 3:27 ` FUJITA Tomonori
2008-11-22 9:40 ` Joerg Roedel
2008-11-22 10:16 ` FUJITA Tomonori
2008-11-22 12:28 ` FUJITA Tomonori
2008-11-23 19:36 ` Andi Kleen
2008-11-21 16:26 ` [PATCH 04/10] x86: add helper functions for consistency checks Joerg Roedel
2008-11-21 17:07 ` Ingo Molnar
2008-11-21 16:26 ` [PATCH 05/10] x86: add check code for map/unmap_single code Joerg Roedel
2008-11-22 3:27 ` FUJITA Tomonori
2008-11-22 9:39 ` Joerg Roedel
2008-11-21 16:26 ` [PATCH 06/10] x86: add check code for map/unmap_sg code Joerg Roedel
2008-11-21 16:58 ` Ingo Molnar
2008-11-21 17:10 ` Ingo Molnar
2008-11-21 16:26 ` [PATCH 07/10] x86: add checks for alloc/free_coherent code Joerg Roedel
2008-11-21 16:57 ` Ingo Molnar
2008-11-22 3:27 ` FUJITA Tomonori
2008-11-22 9:38 ` Joerg Roedel
2008-11-21 16:26 ` [PATCH 08/10] x86: add checks for sync_single* code Joerg Roedel
2008-11-21 16:26 ` [PATCH 09/10] x86: add checks for sync_single_range* code Joerg Roedel
2008-11-21 16:26 ` [PATCH 10/10] x86: add checks for sync_sg* code Joerg Roedel
2008-11-21 16:59 ` Ingo Molnar
2008-11-21 16:37 ` [PATCH 0/10] DMA-API debugging facility Ingo Molnar
2008-11-21 16:40 ` Joerg Roedel
2008-11-21 16:52 ` Joerg Roedel
2008-11-21 16:54 ` David Woodhouse
2008-11-21 16:57 ` Joerg Roedel
2008-11-21 17:03 ` Ingo Molnar
2008-11-21 17:06 ` David Woodhouse
2008-11-21 17:18 ` Ingo Molnar
2008-11-21 17:20 ` Joerg Roedel
2008-11-21 17:24 ` David Woodhouse
2008-11-21 17:27 ` Joerg Roedel
2008-11-21 17:45 ` Ingo Molnar
2008-11-22 3:27 ` FUJITA Tomonori
2008-11-22 9:33 ` Joerg Roedel
2008-11-22 10:16 ` FUJITA Tomonori
2009-02-05 22:44 ` David Woodhouse
2009-02-25 8:11 ` David Woodhouse
2009-02-25 8:11 ` David Woodhouse
2009-07-01 13:19 ` [PATCH] Support DMA-API debugging facility on PowerPC David Woodhouse
2009-07-01 14:00 ` Christoph Hellwig
2009-07-01 18:34 ` Joerg Roedel
2009-07-02 14:09 ` Kumar Gala
2009-07-02 14:09 ` Kumar Gala
2008-11-21 17:22 ` [PATCH 0/10] DMA-API debugging facility David Woodhouse
2008-11-22 3:27 ` FUJITA Tomonori
2008-11-22 9:29 ` Joerg Roedel
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