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Commit b6f34d44 authored by Huang Ying's avatar Huang Ying Committed by Herbert Xu
Browse files

crypto: aes-ni - Remove CRYPTO_TFM_REQ_MAY_SLEEP from fpu template 



kernel_fpu_begin/end used preempt_disable/enable, so sleep should be
prevented between kernel_fpu_begin/end.

Signed-off-by: default avatarHuang Ying <ying.huang@intel.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 9251b64f

arch/x86/crypto/fpu.c

+2 −2
Original line number Diff line number Diff line
@@ -48,7 +48,7 @@ static int crypto_fpu_encrypt(struct blkcipher_desc *desc_in, 
	struct blkcipher_desc desc = {

		.tfm = child,

		.info = desc_in->info,

		.flags = desc_in->flags,

		.flags = desc_in->flags & ~CRYPTO_TFM_REQ_MAY_SLEEP,

	};



	kernel_fpu_begin();
@@ -67,7 +67,7 @@ static int crypto_fpu_decrypt(struct blkcipher_desc *desc_in, 
	struct blkcipher_desc desc = {

		.tfm = child,

		.info = desc_in->info,

		.flags = desc_in->flags,

		.flags = desc_in->flags & ~CRYPTO_TFM_REQ_MAY_SLEEP,

	};



	kernel_fpu_begin();