Re: [dma-debug.c - DMA-API] exceeded overlapping … & sym53c8xx … tries to free DMA …

[poma]

On 14.02.2014 19:20, poma wrote:
> On 14.02.2014 10:16, Stanislaw Gruszka wrote:
>> On Fri, Feb 14, 2014 at 09:52:37AM +0100, poma wrote:
>>>
>>> Ahoy!
>>>
>>> Perhaps this is already solved, but I made ​​the effort to test & record
>>> all of this, therefore here you are. :)
>>>
>>> https://bugzilla.redhat.com/show_bug.cgi?id=1062833
>>
>> There is patch posted for this problem
>> http://marc.info/?l=linux-kernel&m=139233546223338&w=2
>> It is under review currently, if there will be no complains it will be
>> applied.
>>
>> Stanislaw
>>
> 
> Thanks!
> I have a few questions but the weekend begins, so we'll leave it for
> later. :)
> See ya!

https://bugzilla.redhat.com/show_bug.cgi?id=1062833

IDE disk - ata_piix - dmesg - OK
https://bugzilla.redhat.com/attachment.cgi?id=864085

SATA disk - ahci - dmesg - OK
https://bugzilla.redhat.com/attachment.cgi?id=864086

SCSI disk - sym53c8xx - dmesg - OK
https://bugzilla.redhat.com/attachment.cgi?id=864087

VirtIO SCSI disk - virtio_scsi - dmesg - OK
https://bugzilla.redhat.com/attachment.cgi?id=864088

USB disk - usb_storage - dmesg - OK
https://bugzilla.redhat.com/attachment.cgi?id=864089

Test media - 'boot-fix-dma-debug-overlap-v2.iso',
http://goo.gl/UJSfVn
sha256sum:
6d6b36fdcb0a0ff662ff6a27048d6d5f35ac211c34439f75bba1d524b3507e82
boot-fix-dma-debug-overlap-v2.iso

Contains 'kernel-3.14.0-0.rc2.git4.1.fc21.x86_64'
based on Rawhide 'kernel-3.14.0-0.rc2.git4.1.fc21'
http://koji.fedoraproject.org/koji/buildinfo?buildID=498404
with the addition of Dan's 'fix-dma-debug-overlap-v2.patch'
"Fix dma debug v2: account for cachelines and read-only mappings in
overlap tracking"
http://marc.info/?l=linux-netdev&m=139233546723342&q=raw


All tests are PASSED.

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poma