From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:57744 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750927AbdCJHuW (ORCPT ); Fri, 10 Mar 2017 02:50:22 -0500 Subject: Patch "crypto: api - Add crypto_requires_off helper" has been added to the 4.10-stable tree To: herbert@gondor.apana.org.au, gregkh@linuxfoundation.org, marcelo.cerri@canonical.com Cc: , From: Date: Fri, 10 Mar 2017 08:50:01 +0100 Message-ID: <14891322014889@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled crypto: api - Add crypto_requires_off helper to the 4.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: crypto-api-add-crypto_requires_off-helper.patch and it can be found in the queue-4.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 016df0abc56ec06d0c63c5318ef53e40738dea8b Mon Sep 17 00:00:00 2001 From: Herbert Xu Date: Sun, 26 Feb 2017 12:22:35 +0800 Subject: crypto: api - Add crypto_requires_off helper From: Herbert Xu commit 016df0abc56ec06d0c63c5318ef53e40738dea8b upstream. This patch adds crypto_requires_off which is an extension of crypto_requires_sync for similar bits such as NEED_FALLBACK. Suggested-by: Marcelo Cerri Signed-off-by: Herbert Xu Signed-off-by: Greg Kroah-Hartman --- include/crypto/algapi.h | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) --- a/include/crypto/algapi.h +++ b/include/crypto/algapi.h @@ -344,13 +344,18 @@ static inline struct crypto_alg *crypto_ return crypto_attr_alg(tb[1], type, mask); } +static inline int crypto_requires_off(u32 type, u32 mask, u32 off) +{ + return (type ^ off) & mask & off; +} + /* * Returns CRYPTO_ALG_ASYNC if type/mask requires the use of sync algorithms. * Otherwise returns zero. */ static inline int crypto_requires_sync(u32 type, u32 mask) { - return (type ^ CRYPTO_ALG_ASYNC) & mask & CRYPTO_ALG_ASYNC; + return crypto_requires_off(type, mask, CRYPTO_ALG_ASYNC); } noinline unsigned long __crypto_memneq(const void *a, const void *b, size_t size); Patches currently in stable-queue which might be from herbert@gondor.apana.org.au are queue-4.10/crypto-api-add-crypto_requires_off-helper.patch queue-4.10/crypto-testmgr-pad-aes_ccm_enc_tv_template-vector.patch queue-4.10/crypto-vmx-use-skcipher-for-xts-fallback.patch queue-4.10/crypto-xts-add-ecb-dependency.patch queue-4.10/crypto-vmx-use-skcipher-for-cbc-fallback.patch queue-4.10/crypto-xts-propagate-need_fallback-bit.patch