[dm-devel] Deadlock when using crypto API for block devices

Herbert Xu herbert at gondor.apana.org.au
Fri Aug 24 11:25:18 UTC 2018

On Fri, Aug 24, 2018 at 07:22:19AM -0400, Mikulas Patocka wrote:
> And also ablkcipher_next_slow, ablkcipher_copy_iv, skcipher_next_slow, 
> skcipher_next_copy, skcipher_copy_iv, blkcipher_next_slow, 
> blkcipher_copy_iv.
> So, I think that dropping CRYPTO_TFM_REQ_MAY_SLEEP is not possible.

These should never trigger for dm-crypt AFAICS since it only
happens if you provide unaligned input/output.

Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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