From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f169.google.com (mail-pl1-f169.google.com [209.85.214.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AFF5D38C42E for ; Sat, 21 Mar 2026 14:15:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.169 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774102532; cv=none; b=CVzRxrJNmrEMt2lELZvJ+CKNN46YXjRyot4J8N2P2UHKgW8IpTwn5GEyOZmJUoNO/nRT65xBkvw95r/mAc/B1YLfH2TV8ZLrVDTRAUi1S643/b6natBVAa8RyWUh3Ro9KtbOz5MrrtX31m3J+wmS7LP3yn+GnYYmY2u20rPoG3o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774102532; c=relaxed/simple; bh=su0qCKHnq3PtTnb31b3a9kZUX/DqBj3yiDnEaH4YW+w=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=uZC8Nl3cM5k6+anzB9aIPN09zH2YLuW7+n7rIHvw1Iyo0OX/y0N5glcKPXuIxbKfZiZ8qbKBNdml2XS8FxbHPCtUpow2v0vjoP8S7+xNhnAxA/QrcJpKWPh9sCvOEk0xYcTivg5bHW5vZC4OnAExpj9s6rOqmh++JIIXL6+iaIw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=ElvlnFZx; arc=none smtp.client-ip=209.85.214.169 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ElvlnFZx" Received: by mail-pl1-f169.google.com with SMTP id d9443c01a7336-2aae4816912so9662755ad.2 for ; Sat, 21 Mar 2026 07:15:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1774102530; x=1774707330; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=md5Ntsc0rRpCFPPT7+6W0Dr1q7JQYEVArLNrJ+0AKc8=; b=ElvlnFZxfHz5IsE+NIiieqyp1y4CUanqpL/+VmxRX6OTwgIjWefOg0hW5NAactrtJF T8IdcqwpM/8BksWKAkKgyruUo2emVsOxzYlqsJ3DT9r5u2hYhbgqG7nbfFRYMP3NoOtD v8rYJxbTDqGhduY0z3pwsBTG5svvZMxjMQ3yOYFp4aDzElyuiKDvnbj2tjOw1XVzj6tJ qK4hWYEMQbL49rP81NKLLdgZVoWZHwl4BerJDNxXN1j3cypmiBZro0f+t2XiHHf5Gkh5 1leArEHlElBEFf0jJNgsnUSqYnLO1IVbQp1QSKiI3vsXK35MJojhQ/aWXocuND4a69Yr nsAA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774102530; x=1774707330; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=md5Ntsc0rRpCFPPT7+6W0Dr1q7JQYEVArLNrJ+0AKc8=; b=dgWFpRyj/OcC51b9S7m1KILcBcg5RA/KRFDZuUzMOxHQen6R5U7zgwtQxZfNQV3cLZ Fy0vewocfiqHILG/pEudU9wOHsHJUqIq57vSjqIOIWoJAt38EboWdk1VkXQbhNG2/8Xw PltbyjeqazjKXvT3m+BEI95JYHhSUdarErecC0fgV6jhPKMVuSYGbkTxt3dBVoT47pdj N5j/7ns3d7jjm9agIrmon7LXGe/wGB0R8hmLgbFTFg+AEeq8p/97XQR98JHbSn4viBu1 qIZ5Jl/bUJ3J9XQq1LZklPy6+y5605ubZCpCayE527hhnIePFbq+waRW1DxX+Qneba3Y Ozig== X-Gm-Message-State: AOJu0YwAHUlhuf3xkQeKRSqDSDaozp+2NV+O1BvZcm9h9ijqz8XZ/eh4 OftyoeFmnOPsSEk1E8K/+mSlenLStPLcIQH/4gb9TMn/+QTyZiVelxbh X-Gm-Gg: ATEYQzy/tIlxj9ZEYMnvaGeAZxAW/Bq9z5CdbLgq61Ae5A8buGuFBQ3Qzvi/OxA+fuF a264DMjCG3ACOE/+oLtJ5FCAyaYwS2Ob0KPWO9xGM6elp8L/D6FyVzqzf6yVJzkivLSXMycg5xI BkJ3o+at95hM+CDQpAWw/xMHrM12v9pYeOG7fhy9gisBuL3hOfW2zIUsYRlMjp5EaQu/dH4OeQy d1lSiKM2XoTbzH0+JMOAJn71E3E9zhoUHzkDOP6x2ib1GkWtWPn9VNuTQoCuKX/6HhsUc56VQc6 bFX1xOrIMEyHFq0ZiwzH20jHaFac3M6VGlzxiMWZCoUkZPvqhqgZJvRxr2FvkgAnmySfHcCaGRc 3w4ySWCrODrNgaE4UpMMrhhfoEYfWTY3wzTy1vstnDE6baUgGQ74k0QI+XVX/lhtABEUFJDf747 3ue4Hbin1zflEnqJzIuRbM7cngktip/aSZw1nW/wqo91l8W6qMYARgGfwhEJRpCYwmNPZLWQ0= X-Received: by 2002:a17:902:d412:b0:2b0:5fbe:130b with SMTP id d9443c01a7336-2b08271d707mr36438375ad.19.1774102530024; Sat, 21 Mar 2026 07:15:30 -0700 (PDT) Received: from sean-All-Series.. (1-160-226-215.dynamic-ip.hinet.net. [1.160.226.215]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b08353e94asm52680715ad.25.2026.03.21.07.15.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 21 Mar 2026 07:15:29 -0700 (PDT) From: Sean Chang To: Andrew Lunn , Chuck Lever , David Laight , Anna Schumaker , Andy Shevchenko Cc: netdev@vger.kernel.org, linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org, Sean Chang Subject: [PATCH v5 1/5] sunrpc: Fix dprintk type mismatch using do-while(0) Date: Sat, 21 Mar 2026 22:15:06 +0800 Message-Id: <20260321141510.68214-2-seanwascoding@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260321141510.68214-1-seanwascoding@gmail.com> References: <20260321141510.68214-1-seanwascoding@gmail.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Following David Laight's suggestion, simplify the macro definitions by removing the unnecessary 'fmt' argument and using no_printk(VA_ARGS) directly. To resolve a Sparse warning (void vs int mismatch) when dfprintk is used in conditional statements, wrap the non-debug definition in a do-while(0) block. This ensures the macro always evaluates to a void expression. Suggested-by: David Laight Signed-off-by: Sean Chang --- include/linux/sunrpc/debug.h | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/include/linux/sunrpc/debug.h b/include/linux/sunrpc/debug.h index ab61bed2f7af..f6f2a106eeaf 100644 --- a/include/linux/sunrpc/debug.h +++ b/include/linux/sunrpc/debug.h @@ -38,8 +38,6 @@ extern unsigned int nlm_debug; do { \ ifdebug(fac) \ __sunrpc_printk(fmt, ##__VA_ARGS__); \ - else \ - no_printk(fmt, ##__VA_ARGS__); \ } while (0) # define dfprintk_rcu(fac, fmt, ...) \ @@ -48,15 +46,13 @@ do { \ rcu_read_lock(); \ __sunrpc_printk(fmt, ##__VA_ARGS__); \ rcu_read_unlock(); \ - } else { \ - no_printk(fmt, ##__VA_ARGS__); \ } \ } while (0) #else # define ifdebug(fac) if (0) -# define dfprintk(fac, fmt, ...) no_printk(fmt, ##__VA_ARGS__) -# define dfprintk_rcu(fac, fmt, ...) no_printk(fmt, ##__VA_ARGS__) +# define dfprintk(fac, ...) no_printk(__VA_ARGS__) +# define dfprintk_rcu(fac, ...) no_printk(__VA_ARGS__) #endif /* -- 2.34.1