[dm-devel] Intel QAT on A2SDi-8C-HLN4F causes massive data corruption with dm-crypt + xfs

Herbert Xu herbert at gondor.apana.org.au
Tue Mar 1 04:11:13 UTC 2022


On Mon, Feb 28, 2022 at 05:12:20PM -0800, Linus Torvalds wrote:
> 
> It sounds like it was incidental and almost accidental that it fixed
> that thing, and nobody realized it should perhaps be also moved to
> stable.

Yes this was incidental.  The patch in question fixes an issue in
OOM situations where drivers that must allocate memory on each
request may lead to dead-lock so it's not really targeted at qat.

Cheers,
-- 
Email: Herbert Xu <herbert at gondor.apana.org.au>
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