Messages in this thread | | | Date | Thu, 8 Sep 2005 13:52:27 -0600 | From | Jim Ramsay <> | Subject | Re: [Linux-usb-users] Possible bug in usb storage (2.6.11 kernel) |
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On 9/8/05, Matthew Dharm <mdharm-kernel@one-eyed-alien.net> wrote: > On Thu, Sep 08, 2005 at 11:14:36AM -0600, Jim Ramsay wrote: > > I think I have found a possible bug: > > [...] > > I suppose the scsi code could be changed to guarantee that > > srb->request_buffer is page-aligned or cache-aligned, but that seems > > like the wrong solution for this bug. > > Fixing the SCSI layer is -exactly- the correct solution. The SCSI layer is > supposed to guarantee us that those buffers are suitable for DMA'ing, and > apparently it's violating that promise.
Thanks, I'll check on what buffer I'm actually getting, where it's allocated, and post back what I find, or how I fixed it.
-- Jim Ramsay "Me fail English? That's unpossible!" - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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