Re: [PATCH V5 00/30] loop: Issue O_DIRECT aio using bio_vec

[Jeff Moyer]

Dave Kleikamp <dave.kleikamp@xxxxxxxxxx> writes:

> On 01/18/2013 11:56 AM, Jeff Moyer wrote:
>> Jeff Moyer <jmoyer@xxxxxxxxxx> writes:
>> 
>>> ./check -g aio
>>>
>>> and here is the summary:
>>>
>>> Ran: 112 113 198 207 208 209 210 211 212 239 240
>>> Failures: 112 198 207 239 240
>>> Failed 5 of 11 tests
>>>
>>> To be fair, I have not yet run this on a kernel without your changes.
>> 
>> I re-ran the same test against a vanilla 3.8.0-rc4 kernel and it passed:
>> 
>> Ran: 112 113 198 207 208 209 210 211 212 239 240
>> Passed all 11 tests
>> 
>> I'll start digging into the failures.
>
> Thanks, I'll take a look at it too.

Note that the failures occur on regular block devices, too;  this isn't
restricted to loop.  The fix I mentioned in reply to patch 17 actually
fixes all of the failures reported in the aio group.  I'm going to do
some more thorough testing over the weekend.

Cheers,
Jeff
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