Re: [PATCH 0/3] Fix several sparc64 THP bugs.

[David Miller]

From: mroos@xxxxxxxx
Date: Sat, 26 Apr 2014 23:14:59 +0300 (EEST)

>> Meelis and Aaro, I've found and fixed several THP bugs for sparc64
>> over the last week or so.
>> 
>> I cannot %100 account for the exit_mmap() WARN_ON that you two have
>> been able to trigger, however I'd like you both to test the changes
>> nonetheless.
>> 
>> They are against 3.15 but they should apply cleanly all the way back
>> to 3.13
>> 
>> Thanks in advance for testing.
> 
> Tried it on Netra X1, Ultra 2 and V100 that were online (applied the 
> patches and enabled THP with defaulting to always).
> 
> Ultra 2 did not boot up (will see on Monday).
> 
> Netra X1 performed a simple dist-upgrade fine with this kernel.
> 
> V100 boots up fine but as soon as I start aptitude, it just hangs with 
> nothing on console (tried it twice).

Sigh, thanks for testing...
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