From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 590FB1DFF0 for ; Wed, 5 Nov 2025 04:47:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762318040; cv=none; b=UA3xfwkp7c0B/hIyz0BYfGlg0UGZhtk/Msrex9ILtX2kFm5qvO9Ow+98w0NLawrW8I045k2hvDK/PXkyh2lnya1rBaSj2+BpLDCUskjFOzoQ2Oq1l8mQn6gZQduLanCpX7MbtdY6sy5u4ZwpHsLoeArzmdQqp9eBw3038lFA9K8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762318040; c=relaxed/simple; bh=ZZ99cejwp4rpi6lQWuniGgjbQ8xV7HQM8mDIn0ioGLc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Fr+UnkhyHAKwlZ06zlWUh6ctlnCdpA6QqfFAainmfX6OG8ozs1gecBWBEnbEyyx1tPhgfyn0s80soZypHtHhOmALtrkaV4KDDmYHfFhfTSe5bjAty/RFqmxERaR0BA1d6uKIKkVxnMUdEhLoVFzgcufnbRfNNVPEsxgHGCURuAI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Gchhi4QR; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Gchhi4QR" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8D3EDC4CEFB; Wed, 5 Nov 2025 04:47:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762318039; bh=ZZ99cejwp4rpi6lQWuniGgjbQ8xV7HQM8mDIn0ioGLc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Gchhi4QRF5x5dQQCr5QEVmyfZiLJku4SKlv3p7cJCPx+AToJsZUtjwseitC+Jl/X3 pgy9SCkimdjZtZ6XuV1RVG9uEFmnO+gSd7m81JkRSpNxJiGbkf6rYGG1N9ou83voIP Tunugv/CixPlNRu4ak/Gy24LjM/VOjZNZP36stEPxZAGaHANBWayezW5chuidJ5Eiu TEovjqjGO57oN3AN+VwJMf7mYzUG376plcLvyd3VqGc0UjoZ2z5dlHTQ8tqSen/zL9 VRZrWF6gIV/zLgXi99GCU1bViPfDGpbAfiXBzLfR/VTZixDsMU3KqoFVpczyitvz+F j0iqGWbO8U+Bg== From: SeongJae Park To: zeng_chi911@163.com Cc: SeongJae Park , akpm@linux-foundation.org, surenb@google.com, kent.overstreet@linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org, zengchi@kylinos.cn Subject: Re: [PATCH] alloc_tag: Use %pe format specifier Date: Tue, 4 Nov 2025 20:47:14 -0800 Message-ID: <20251105044715.71861-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20251105023925.1447482-1-zeng_chi911@163.com> References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On Wed, 5 Nov 2025 10:39:25 +0800 zeng_chi911@163.com wrote: > From: Zeng Chi > > The %pe format specifier is designed to print error pointers. It prints > a symbolic error name (eg. -EINVAL) and it makes the code simpler by > omitting PTR_ERR(); > > This patch fixes this cocci report: > lib/alloc_tag.c:776:63-70: WARNING: Consider using %pe to print PTR_ERR() > > Signed-off-by: Zeng Chi Acked-by: SeongJae Park Thanks, SJ [...]