From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 12 Sep 2023 11:30:38 +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 1qfzjE-00CUQo-1M for lore@lore.pengutronix.de; Tue, 12 Sep 2023 11:30:38 +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 1qfzjB-0006eI-N9 for lore@pengutronix.de; Tue, 12 Sep 2023 11:30:38 +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:From:In-Reply-To: Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; 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Tue, 12 Sep 2023 11:29:23 +0200 Received: from [2a0a:edc0:2:b01:1d::c0] (helo=ptx.whiteo.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qfzhy-005kLY-Qe; Tue, 12 Sep 2023 11:29:22 +0200 Received: from sha by ptx.whiteo.stw.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1qfzhy-005ZrE-CT; Tue, 12 Sep 2023 11:29:22 +0200 Date: Tue, 12 Sep 2023 11:29:22 +0200 To: Ahmad Fatoum Cc: barebox@lists.infradead.org Message-ID: <20230912092922.GY637806@pengutronix.de> References: <20230911101633.2189427-1-a.fatoum@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230911101633.2189427-1-a.fatoum@pengutronix.de> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain User-Agent: Mutt/1.10.1 (2018-07-13) From: Sascha Hauer X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230912_022924_439353_EF5946B5 X-CRM114-Status: GOOD ( 18.17 ) 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=-5.0 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: Re: [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) On Mon, Sep 11, 2023 at 12:16:33PM +0200, Ahmad Fatoum wrote: > 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(+) Applied, thanks Sascha > > 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 > > > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |