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[23.128.96.18]) by mx.google.com with ESMTP id b2si8693813ejk.68.2021.02.07.11.10.36; Sun, 07 Feb 2021 11:11:00 -0800 (PST) Received-SPF: pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=fail header.i=@wdc.com header.s=dkim.wdc.com header.b=IlSvpcgs; spf=pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-ext4-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=wdc.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229750AbhBGTHY (ORCPT + 99 others); Sun, 7 Feb 2021 14:07:24 -0500 Received: from esa4.hgst.iphmx.com ([216.71.154.42]:42837 "EHLO esa4.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229734AbhBGTHH (ORCPT ); Sun, 7 Feb 2021 14:07:07 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1612724826; x=1644260826; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=/sU16hyrajvlrgbsNAHlb0pAxwxEoMR2N8xqIOC5Bzw=; b=IlSvpcgsf5xMpaTId9WLF92FMxEIR6V5Qzr9DM7/0scTpq+kKDsz/frr 1d5L6fDa43o2kkEgbhvcS7NWXu/kRNLhajAhtgvWNifcwE1P3rqtADH8h 0O768kWmVFBp+oGMVnxA7iZyyebNwWP1TvYORR0TGcUqLtm4/G+Yvmv9v KYjX4r4QI8yBZeQnre3/QE+lQUOMl8kwEAWF0D0MVzR8RtH293sYln+0o XL8esizqJMqcUlcGvQj/e/6JXSH+JiN3cpWRaxpnc29/T6Hs6T4zJPe1V vHHPng4BMRm61ePOR92lNef7i+EBakB4cHdo9aaea4gLHe37db1Xa3aTj g==; IronPort-SDR: s6ShBjTAjmrKNqAkshbBgjTbIJSsZgaOcaZdxGLhcvIoLVv4vHkrE91rX+WY+jNhsFUYBPpJlY mi145DmVuG2E1DA/ty1fbx8DL+R0OPCfUrA2WLM4THcXy8dWdXshp+EsgLgeAF1MjfH06WkOUZ Wt2JVm85Y1CaulW88xGPbrPtG1elCgeHjJ37Yksu/zkISr2NO3LxGKIjbF/Ov+Oxx06U8f7z9K S1BlhGTwlVNoofkmBEC3lc54Af9X4ZZM1NWEpXkptEbbJ5MU8LZsD8P2rDYuPXd9YTDiB16sft mAQ= X-IronPort-AV: E=Sophos;i="5.81,160,1610380800"; d="scan'208";a="159383150" Received: from uls-op-cesaip02.wdc.com (HELO uls-op-cesaep02.wdc.com) ([199.255.45.15]) by ob1.hgst.iphmx.com with ESMTP; 08 Feb 2021 03:05:58 +0800 IronPort-SDR: MIa54v5F2BKt7tb5J7OKkJ7hyuv1pTwFeboCPPYNTWzZWf2RVBBjDIs1fYowaBLhr+YD5dzuWZ Mi3zc0fI66FHXKGIx4g1keCq9/cdZskbeBT1Fpo80CKAzjdPcF567jMHeiFYn4HnvFye9ci6Uo dao1KPowoUFC/cTTvccsWrc6NY0I8uJJCuj5icMdYC++ZavDuizfey+2yfhQEWJHc/p+guN8lD +eq9FN2vTChhPAKiZF4F+EqiJYmzRMFieN9lep1kcCrnXFP1SXPApn8H223NFEMXbNYYzLq+Ma YNvrO86bJQeJgvtLhArMk7FX Received: from uls-op-cesaip02.wdc.com ([10.248.3.37]) by uls-op-cesaep02.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Feb 2021 10:47:54 -0800 IronPort-SDR: Fh0a8KOx8UaWk2LjpLfdutmd2ZUZW4sTiB+72pFPwJmhQv9cItQK4N4vh6QK1NTzhF2pNQ2OQX ek/hhLyR9dj/BahvaXDLEkuILAf/UIf19rwag54p+32immh2DiQpUSJrcb5f/xx2eQS90p2Xp7 Z/mNQDvFZUBz4EGwOtn/urCM1pO9tHUayhheIx7bB1AaDLfK2huaALMv7a0fnTRBE5ttLKIhl7 32xqGxR0tsvTklF7k0y2ddxPy0Pct+UY5PvBXkbrm5prRkgWzo8U6vI3ViIKd4YZXu9DTfWuQC f5c= WDCIronportException: Internal Received: from vm.labspan.wdc.com (HELO vm.sc.wdc.com) ([10.6.137.102]) by uls-op-cesaip02.wdc.com with ESMTP; 07 Feb 2021 11:05:58 -0800 From: Chaitanya Kulkarni To: linux-block@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org Cc: axboe@kernel.dk, tytso@mit.edu, adilger.kernel@dilger.ca, jaegeuk@kernel.org, chao@kernel.org, johannes.thumshirn@wdc.com, damien.lemoal@wdc.com, bvanassche@acm.org, chaitanya.kulkarni@wdc.com, dongli.zhang@oracle.com, clm@fb.com, ira.weiny@intel.com, dsterba@suse.com, ebiggers@kernel.org, hch@infradead.org, dave.hansen@intel.com Subject: [RFC PATCH 7/8] f2fs: use memcpy_from_page() in pagecache_read() Date: Sun, 7 Feb 2021 11:04:24 -0800 Message-Id: <20210207190425.38107-8-chaitanya.kulkarni@wdc.com> X-Mailer: git-send-email 2.22.1 In-Reply-To: <20210207190425.38107-1-chaitanya.kulkarni@wdc.com> References: <20210207190425.38107-1-chaitanya.kulkarni@wdc.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org Signed-off-by: Chaitanya Kulkarni --- fs/f2fs/verity.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/fs/f2fs/verity.c b/fs/f2fs/verity.c index 054ec852b5ea..44e057bdc416 100644 --- a/fs/f2fs/verity.c +++ b/fs/f2fs/verity.c @@ -47,16 +47,13 @@ static int pagecache_read(struct inode *inode, void *buf, size_t count, size_t n = min_t(size_t, count, PAGE_SIZE - offset_in_page(pos)); struct page *page; - void *addr; page = read_mapping_page(inode->i_mapping, pos >> PAGE_SHIFT, NULL); if (IS_ERR(page)) return PTR_ERR(page); - addr = kmap_atomic(page); - memcpy(buf, addr + offset_in_page(pos), n); - kunmap_atomic(addr); + memcpy_from_page(buf, page, offset_in_page(pos), n); put_page(page); -- 2.22.1