tytso@xxxxxxx wrote:
> On Fri, Jan 29, 2010 at 02:28:23PM -0600, Eric Sandeen wrote:
>> The "offset" member in ext4_io_end holds bytes, not
>> blocks, so ext4_lblk_t is wrong - and too small (u32)
>>
>> This caused the testcase "Possible ext4 data corruption
>> with large files and async I/O" sent by Giel to fail when it
>> wrapped around to 0.
>>
>> Also fix up the type of arguments to
>> ext4_convert_unwritten_extents(), it gets ssize_t from
>> ext4_end_aio_dio_nolock() and ext4_ext_direct_IO()
>>
>> Reported-by: Giel de Nijs <giel@xxxxxxxxxxxxxx>
>> Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx>
>
> So I was going to submit this patch to Linus, but the last two times
> I've run xfsqa ("xfsqa -g quick" and "xfsqa -g auto"), test #126 has
> failed. If I run the test stand-alone, it passes. It's a bit of a
> head-scratcher. I'm currently backing out the patch and trying to do
> an xfsqa -g auto run to make sure this was something that had crept in
> before applying this patch, so this may very well not be this patch
> --- I certainly can't see anything wrong with it. But I thought I
> would give a heads up....
>
> - Ted
hrm 126 is a permissions test, I can't imagine it'd be related...
I see it fail on a sorta-stock .32 kernel like this:
--- 126.out 2009-08-05 20:19:40.380978986 -0500
+++ 126.out.bad 2010-02-05 09:01:13.088372667 -0600
@@ -5,7 +5,7 @@
w a 002 file owned by (99/99) as user/group(12/100) PASS
w a 020 file owned by (99/99) as user/group(200/99) PASS
w a 200 file owned by (99/99) as user/group(99/500) PASS
-r a 004 file owned by (99/99) as user/group(12/100) PASS
+r a 004 file owned by (99/99) as user/group(12/100) FAIL
r a 040 file owned by (99/99) as user/group(200/99) PASS
r a 400 file owned by (99/99) as user/group(99/500) PASS
r a 000 file owned by (99/99) as user/group(99/99) FAIL
What's your failure?
-Eric
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