Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752910AbeAJSTR (ORCPT + 1 other); Wed, 10 Jan 2018 13:19:17 -0500 Received: from terminus.zytor.com ([65.50.211.136]:60339 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751973AbeAJSTP (ORCPT ); Wed, 10 Jan 2018 13:19:15 -0500 Date: Wed, 10 Jan 2018 10:14:34 -0800 From: tip-bot for David Woodhouse Message-ID: Cc: dave.hansen@intel.com, torvalds@linux-foundation.org, riel@redhat.com, dwmw@amazon.co.uk, linux-kernel@vger.kernel.org, gregkh@linux-foundation.org, arjan@linux.intel.com, peterz@infradead.org, hpa@zytor.com, tglx@linutronix.de, tim.c.chen@linux.intel.com, ak@linux.intel.com, pjt@google.com, mingo@kernel.org, jikos@kernel.org, keescook@google.com, luto@amacapital.net Reply-To: torvalds@linux-foundation.org, riel@redhat.com, dave.hansen@intel.com, peterz@infradead.org, arjan@linux.intel.com, gregkh@linux-foundation.org, linux-kernel@vger.kernel.org, dwmw@amazon.co.uk, tglx@linutronix.de, hpa@zytor.com, tim.c.chen@linux.intel.com, ak@linux.intel.com, jikos@kernel.org, mingo@kernel.org, pjt@google.com, keescook@google.com, luto@amacapital.net In-Reply-To: <1515508997-6154-5-git-send-email-dwmw@amazon.co.uk> References: <1515508997-6154-5-git-send-email-dwmw@amazon.co.uk> To: linux-tip-commits@vger.kernel.org Subject: [tip:x86/pti] x86/retpoline/crypto: Convert crypto assembler indirect jumps Git-Commit-ID: b86d748af60a52fe5b2bfb28f4451f79e28d0b32 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: Commit-ID: b86d748af60a52fe5b2bfb28f4451f79e28d0b32 Gitweb: https://git.kernel.org/tip/b86d748af60a52fe5b2bfb28f4451f79e28d0b32 Author: David Woodhouse AuthorDate: Tue, 9 Jan 2018 14:43:10 +0000 Committer: Thomas Gleixner CommitDate: Wed, 10 Jan 2018 19:09:10 +0100 x86/retpoline/crypto: Convert crypto assembler indirect jumps Convert all indirect jumps in crypto assembler code to use non-speculative sequences when CONFIG_RETPOLINE is enabled. Signed-off-by: David Woodhouse Signed-off-by: Thomas Gleixner Acked-by: Arjan van de Ven Acked-by: Ingo Molnar Cc: gnomes@lxorguk.ukuu.org.uk Cc: Rik van Riel Cc: Andi Kleen Cc: Peter Zijlstra Cc: Linus Torvalds Cc: Jiri Kosina Cc: Andy Lutomirski Cc: Dave Hansen Cc: Kees Cook Cc: Tim Chen Cc: Greg Kroah-Hartman Cc: Paul Turner Link: https://lkml.kernel.org/r/1515508997-6154-5-git-send-email-dwmw@amazon.co.uk --- arch/x86/crypto/aesni-intel_asm.S | 5 +++-- arch/x86/crypto/camellia-aesni-avx-asm_64.S | 3 ++- arch/x86/crypto/camellia-aesni-avx2-asm_64.S | 3 ++- arch/x86/crypto/crc32c-pcl-intel-asm_64.S | 3 ++- 4 files changed, 9 insertions(+), 5 deletions(-) diff --git a/arch/x86/crypto/aesni-intel_asm.S b/arch/x86/crypto/aesni-intel_asm.S index 16627fe..3d09e3a 100644 --- a/arch/x86/crypto/aesni-intel_asm.S +++ b/arch/x86/crypto/aesni-intel_asm.S @@ -32,6 +32,7 @@ #include #include #include +#include /* * The following macros are used to move an (un)aligned 16 byte value to/from @@ -2884,7 +2885,7 @@ ENTRY(aesni_xts_crypt8) pxor INC, STATE4 movdqu IV, 0x30(OUTP) - call *%r11 + CALL_NOSPEC %r11 movdqu 0x00(OUTP), INC pxor INC, STATE1 @@ -2929,7 +2930,7 @@ ENTRY(aesni_xts_crypt8) _aesni_gf128mul_x_ble() movups IV, (IVP) - call *%r11 + CALL_NOSPEC %r11 movdqu 0x40(OUTP), INC pxor INC, STATE1 diff --git a/arch/x86/crypto/camellia-aesni-avx-asm_64.S b/arch/x86/crypto/camellia-aesni-avx-asm_64.S index f7c495e..a14af6e 100644 --- a/arch/x86/crypto/camellia-aesni-avx-asm_64.S +++ b/arch/x86/crypto/camellia-aesni-avx-asm_64.S @@ -17,6 +17,7 @@ #include #include +#include #define CAMELLIA_TABLE_BYTE_LEN 272 @@ -1227,7 +1228,7 @@ camellia_xts_crypt_16way: vpxor 14 * 16(%rax), %xmm15, %xmm14; vpxor 15 * 16(%rax), %xmm15, %xmm15; - call *%r9; + CALL_NOSPEC %r9; addq $(16 * 16), %rsp; diff --git a/arch/x86/crypto/camellia-aesni-avx2-asm_64.S b/arch/x86/crypto/camellia-aesni-avx2-asm_64.S index eee5b39..b66bbfa 100644 --- a/arch/x86/crypto/camellia-aesni-avx2-asm_64.S +++ b/arch/x86/crypto/camellia-aesni-avx2-asm_64.S @@ -12,6 +12,7 @@ #include #include +#include #define CAMELLIA_TABLE_BYTE_LEN 272 @@ -1343,7 +1344,7 @@ camellia_xts_crypt_32way: vpxor 14 * 32(%rax), %ymm15, %ymm14; vpxor 15 * 32(%rax), %ymm15, %ymm15; - call *%r9; + CALL_NOSPEC %r9; addq $(16 * 32), %rsp; diff --git a/arch/x86/crypto/crc32c-pcl-intel-asm_64.S b/arch/x86/crypto/crc32c-pcl-intel-asm_64.S index 7a7de27..d9b734d 100644 --- a/arch/x86/crypto/crc32c-pcl-intel-asm_64.S +++ b/arch/x86/crypto/crc32c-pcl-intel-asm_64.S @@ -45,6 +45,7 @@ #include #include +#include ## ISCSI CRC 32 Implementation with crc32 and pclmulqdq Instruction @@ -172,7 +173,7 @@ continue_block: movzxw (bufp, %rax, 2), len lea crc_array(%rip), bufp lea (bufp, len, 1), bufp - jmp *bufp + JMP_NOSPEC bufp ################################################################ ## 2a) PROCESS FULL BLOCKS: