Re: “bio too big” regression and silent data corruption in 3.0

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On 08/08/2011 06:39 PM, Alexandre Oliva wrote:
> On Aug  7, 2011, Alexandre Oliva <oliva@xxxxxxxxxxxxxxxxx> wrote:
> 
>> tl;dr version: 3.0 produces “bio too big” dmesg entries and silently
>> corrupts data in “meta-raid1/data-single” configurations on disks with
>> different max_hw_sectors, where 2.6.38 worked fine.
> 
> FWIW, I just got the same problem with 2.6.38.  No idea how I hadn't hit
> it before, but it's not a 3.0 regression, just a regular (but IMHO very
> serious) bug.
> 

This is worriesome, I will try and find a usb disk with a small
sectorsize and see if I can reproduce.  Thanks,

Josef
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