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SubjectRe: Remaining crypto API regressions with CONFIG_VMAP_STACK
On 12/12/2016 12:34 PM, Andy Lutomirski wrote:


> I have a patch to make these depend on !VMAP_STACK.
>> drivers/crypto/ccp/ccp-crypto-aes-cmac.c:105,119,142
>> drivers/crypto/ccp/ccp-crypto-sha.c:95,109,124
>> drivers/crypto/ccp/ccp-crypto-aes-xts.c:162
>> drivers/crypto/ccp/ccp-crypto-aes.c:94
> According to Herbert, these are fine. I'm personally less convinced
> since I'm very confused as to what "async" means in the crypto code,
> but I'm going to leave these alone.

I went back through the code, and AFAICT every argument to sg_init_one() in
the above-cited files is a buffer that is part of the request context. Which
is allocated by the crypto framework, and therefore will never be on the

I don't (as yet) see a need for any patch to these. Someone correct me
if I'm
missing something.


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