| Date | Sat, 22 Nov 2008 12:27:39 +0900 | Subject | Re: [PATCH 0/10] DMA-API debugging facility | From | FUJITA Tomonori <> |
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On Fri, 21 Nov 2008 17:26:00 +0100 Joerg Roedel <joerg.roedel@amd.com> wrote:
> Hi, > > this patchset introduces code to debug drivers usage of the DMA-API. > Tests with hardware IOMMUs have shown several bugs in drivers regarding > the usage of that API. > Problems were found especially in network card drivers.
Especially? Have you met dma similar bugs with storage (scsi, etc) drivers?
> This way driver developers get an idea where the problem is in their > code. > > Please review and send any objections or, if there are none, consider > for inclusion ;)
This should be architecture independent code. Except for that, it looks very useful.
Thanks,
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