From nobody Sun Feb 8 16:05:51 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C5256C7EE2D for ; Sat, 20 May 2023 10:49:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231655AbjETKtW (ORCPT ); Sat, 20 May 2023 06:49:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60892 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231409AbjETKtI (ORCPT ); Sat, 20 May 2023 06:49:08 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1F9FBE5D; Sat, 20 May 2023 03:49:07 -0700 (PDT) Date: Sat, 20 May 2023 10:49:04 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1684579745; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=aH2Ohb05YwZe/otHvSs0r1c79czQSc9dK7wj6jHNME8=; b=nTbaTzh6aXgROOF+Hq16W3DA/QPy1SBux6oo0LAszaNFP5YuSVIFKEsljTfTy9f5OkGjEJ zDMWN8Uq7g8zioYdU+6O1whdUIlnRQQymmgQ3dgGHTCKD6KdJf3vP1TGkhDXW8dmicIQGr EfVdOmc1Mk95X2n3Bsal4/5PdMsXnyeAQuIQD0reX48E5grc/myy/m6e4PJnRwFnie6LAs YVsUgFIcZ2nwriPp+bgAiWalVturI+S6BAN4NgxYPydOgbG+kfa6ZR0ZKeGphp4Pa7+wlV 1TFUamOvkETkfWmKf8OL8N8NkmNUvwmaENjymo4gYpxT+zs5ePtopZke1/3asA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1684579745; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=aH2Ohb05YwZe/otHvSs0r1c79czQSc9dK7wj6jHNME8=; b=l//Iih+LaVgiukaUpZ0p6OjTkxEpnGBfKwQm1Kdrb0oS4SGiZnS3L4oSj6kobddtEE/glh EJwpkewjIaymQnCw== From: "tip-bot2 for Peter Zijlstra" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: locking/core] types: Introduce [us]128 Cc: "Peter Zijlstra (Intel)" , Arnd Bergmann , Herbert Xu , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20230515080554.047618712@infradead.org> References: <20230515080554.047618712@infradead.org> MIME-Version: 1.0 Message-ID: <168457974454.404.3651021680456124884.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The following commit has been merged into the locking/core branch of tip: Commit-ID: 1fbd899da7d7a5eb7dd81404d37342b4de95f48f Gitweb: https://git.kernel.org/tip/1fbd899da7d7a5eb7dd81404d37342b4d= e95f48f Author: Peter Zijlstra AuthorDate: Mon, 15 May 2023 09:57:01 +02:00 Committer: Peter Zijlstra CommitterDate: Fri, 19 May 2023 12:35:11 +02:00 types: Introduce [us]128 Introduce [us]128 (when available). Unlike [us]64, ensure they are always naturally aligned. This also enables 128bit wide atomics (which require natural alignment) such as cmpxchg128(). Signed-off-by: Peter Zijlstra (Intel) Reviewed-by: Arnd Bergmann Acked-by: Herbert Xu Link: https://lore.kernel.org/r/20230515080554.047618712@infradead.org --- include/linux/types.h | 5 +++++ include/uapi/linux/types.h | 4 ++++ lib/crypto/curve25519-hacl64.c | 2 -- lib/crypto/poly1305-donna64.c | 2 -- 4 files changed, 9 insertions(+), 4 deletions(-) diff --git a/include/linux/types.h b/include/linux/types.h index 688fb94..becb8cd 100644 --- a/include/linux/types.h +++ b/include/linux/types.h @@ -10,6 +10,11 @@ #define DECLARE_BITMAP(name,bits) \ unsigned long name[BITS_TO_LONGS(bits)] =20 +#ifdef __SIZEOF_INT128__ +typedef __s128 s128; +typedef __u128 u128; +#endif + typedef u32 __kernel_dev_t; =20 typedef __kernel_fd_set fd_set; diff --git a/include/uapi/linux/types.h b/include/uapi/linux/types.h index 308433b..6375a06 100644 --- a/include/uapi/linux/types.h +++ b/include/uapi/linux/types.h @@ -13,6 +13,10 @@ =20 #include =20 +#ifdef __SIZEOF_INT128__ +typedef __signed__ __int128 __s128 __attribute__((aligned(16))); +typedef unsigned __int128 __u128 __attribute__((aligned(16))); +#endif =20 /* * Below are truly Linux-specific types that should never collide with diff --git a/lib/crypto/curve25519-hacl64.c b/lib/crypto/curve25519-hacl64.c index 771d82d..c40e5d9 100644 --- a/lib/crypto/curve25519-hacl64.c +++ b/lib/crypto/curve25519-hacl64.c @@ -14,8 +14,6 @@ #include #include =20 -typedef __uint128_t u128; - static __always_inline u64 u64_eq_mask(u64 a, u64 b) { u64 x =3D a ^ b; diff --git a/lib/crypto/poly1305-donna64.c b/lib/crypto/poly1305-donna64.c index d34cf40..988702c 100644 --- a/lib/crypto/poly1305-donna64.c +++ b/lib/crypto/poly1305-donna64.c @@ -10,8 +10,6 @@ #include #include =20 -typedef __uint128_t u128; - void poly1305_core_setkey(struct poly1305_core_key *key, const u8 raw_key[POLY1305_BLOCK_SIZE]) {