Thread (11 messages) 11 messages, 3 authors, 2018-08-24

Re: Deadlock when using crypto API for block devices

From: Herbert Xu <herbert@gondor.apana.org.au>
Date: 2018-08-24 11:25:24
Also in: dm-devel, lkml

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.

Cheers,
-- 
Email: Herbert Xu [off-list ref]
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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