From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 20 Mar 2023 16:31:22 +0100 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) 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 1peHTl-007zJg-NZ for lore@lore.pengutronix.de; Mon, 20 Mar 2023 16:31:22 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1peHTl-0001q2-AD for lore@pengutronix.de; Mon, 20 Mar 2023 16:31:22 +0100 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:References:In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To: Cc:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Pip5Ensdu7wZjvVEQGGIjXaqgxs0X2SVif269ngoauA=; b=xVaMp3gO+zpK4PX624xlTWsLds 7ZMcSNtGOZKR9lVmzY+yA1VxiByuJZdMXgRRkrGZ11fjS5PAp5nn7ByLBmMxnbF4MbMdFbDIJObXs k+ngPcH0V5HMbh8yBFMBxsmT3oXucKeRDO74xXMh/2/c6CUkz+IfkElcAVVHBKRcMBv1wPRrwQIfd dsThCyLCBlgh1Q3l2W9O7Dd09xXm5dmTm9fiSekcBNYJ2yAInDPlb/JvmTzy87QhpevVFv/loRbBb EsyPXqNJK6g63vgGtK9+2iXwgpkT9LQ8aa3ee6jTjOSmeFNRuaE6f/RnS6yPdCL9LaSbrnFe3P3AB Dx8QWsIQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1peHSd-009XuE-1Y; Mon, 20 Mar 2023 15:30:11 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1peHSN-009XkV-2b for barebox@lists.infradead.org; Mon, 20 Mar 2023 15:30:00 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1peHSE-0000r1-JF; Mon, 20 Mar 2023 16:29:46 +0100 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1peHSD-005UZH-Tj; Mon, 20 Mar 2023 16:29:45 +0100 Received: from sha by dude02.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1peHSB-00Dc29-Jn; Mon, 20 Mar 2023 16:29:43 +0100 From: Sascha Hauer To: Barebox List Date: Mon, 20 Mar 2023 16:29:35 +0100 Message-Id: <20230320152941.3155428-13-s.hauer@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230320152941.3155428-1-s.hauer@pengutronix.de> References: <20230320152941.3155428-1-s.hauer@pengutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230320_082955_856438_44F28B40 X-CRM114-Status: GOOD ( 11.20 ) 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.ext.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 12/18] Add dev_WARN_ONCE() X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) dev_WARN_ONCE() is like WARN_ONCE(), but with a struct device *argument to print device context. Signed-off-by: Sascha Hauer --- include/linux/printk.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/include/linux/printk.h b/include/linux/printk.h index a9d1b05f6f..42c29e04dd 100644 --- a/include/linux/printk.h +++ b/include/linux/printk.h @@ -205,4 +205,17 @@ static inline void print_hex_dump_debug(const char *prefix_str, int prefix_type, #define print_hex_dump_bytes(prefix_str, prefix_type, buf, len) \ print_hex_dump_debug(prefix_str, prefix_type, 16, 1, buf, len, true) +#define dev_WARN_ONCE(dev, condition, format...) ({ \ + static int __warned; \ + int __ret_warn_once = !!(condition); \ + \ + if (unlikely(__ret_warn_once)) { \ + if (!__warned) { \ + __warned = 1; \ + dev_warn(dev, format); \ + } \ + } \ + unlikely(__ret_warn_once); \ +}) + #endif -- 2.30.2