From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 11 Sep 2023 12:17:46 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qfdzH-00BMyb-AN for lore@lore.pengutronix.de; Mon, 11 Sep 2023 12:17:46 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qfdzF-0005Zu-BA for lore@pengutronix.de; Mon, 11 Sep 2023 12:17:46 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=x326T0uwQLdZZrO9eR30HnjPG1N5QeDvmTHYj+CZU4w=; b=CdRCwkglZLUTV9kIGaVeHh1n+g nsc9bYm3tuokdzEvWinyVJeX2BhKXFXz2iReZXcEhApACVcYzmZetNGgW1DxPeeE/YJ4GC5U+vJC1 qPRsMifcnkhsz8KKmRWwSOwgahM1dUAxMw89L2gmSaf+mmQQpmbBOejZpZhSyWUf46eNgMNUJwR+J Qc0/hbOLnrZJJK/bfPEUkxYIY11e8EuAxVSc6MLl/07LgppsDJyp7WJvnyLvWxL08o9FSm4vgHLbR lZkXPA8Q56AswH4lSfzCi0koSNe+sgn8J2TH4MJLBTTSYi49+RSCVqaoRHz873IlGy/J8vVbqAaYa XKLsV/Vg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qfdyA-00079O-2o; Mon, 11 Sep 2023 10:16:38 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qfdy8-00078h-0R for barebox@lists.infradead.org; Mon, 11 Sep 2023 10:16:37 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qfdy6-0005RE-Vk; Mon, 11 Sep 2023 12:16:34 +0200 Received: from [2a0a:edc0:0:1101:1d::54] (helo=dude05.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1qfdy6-005Wc6-JO; Mon, 11 Sep 2023 12:16:34 +0200 Received: from afa by dude05.red.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1qfdy6-009Baj-0J; Mon, 11 Sep 2023 12:16:34 +0200 From: Ahmad Fatoum To: barebox@lists.infradead.org Cc: Ahmad Fatoum Date: Mon, 11 Sep 2023 12:16:33 +0200 Message-Id: <20230911101633.2189427-1-a.fatoum@pengutronix.de> X-Mailer: git-send-email 2.39.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230911_031636_173423_7100C220 X-CRM114-Status: UNSURE ( 7.78 ) X-CRM114-Notice: Please train this message. X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.9 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH] include: linux/kernel.h: define PTR_ALIGN_DOWN/PTR_IS_ALIGNED X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) Pointer casts to integers are a common cause of 64-bit incompatibilities. Import PTR_ALIGN_DOWN/PTR_IS_ALIGNED macros from Linux to hide the cast. Signed-off-by: Ahmad Fatoum --- include/linux/kernel.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/linux/kernel.h b/include/linux/kernel.h index bf820de22ca7..0e4ba243915b 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -14,6 +14,8 @@ #define ALIGN_DOWN(x, a) ALIGN((x) - ((a) - 1), (a)) #define __ALIGN_MASK(x, mask) (((x) + (mask)) & ~(mask)) #define PTR_ALIGN(p, a) ((typeof(p))ALIGN((unsigned long)(p), (a))) +#define PTR_ALIGN_DOWN(p, a) ((typeof(p))ALIGN_DOWN((unsigned long)(p), (a))) +#define PTR_IS_ALIGNED(x, a) IS_ALIGNED((unsigned long)(x), (a)) #define IS_ALIGNED(x, a) (((x) & ((typeof(x))(a) - 1)) == 0) #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) -- 2.39.2