From nobody Wed Nov 27 12:58:51 2024 Received: from dggsgout11.his.huawei.com (dggsgout11.his.huawei.com [45.249.212.51]) (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 54C311C7B77; Thu, 10 Oct 2024 13:35:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.51 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728567348; cv=none; b=RnUYp5MWkZO9bLYsF4hgqJGFqihWvJ8NJMdcaze54E2tRUN/kfPC1e44hb+0f1EHFRUY49BQJi97/LO75P+PL1DStWNiQ2BNi8HBQgDxQuZYm/qx/cxZqj3LTZpjPeVp8+9LPu7/ul3+HyIKqBTjrjOLLhthn5zJGf2OT+6Rbks= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728567348; c=relaxed/simple; bh=4IZNTRA8M7DbveMxDNcfOFDsl0aJRwoDO3R5+zHPszs=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=NdEQhkwdZDdlq19s92lmp0CZIlFAUs/LkAQhbB/954QEaFmhvZ3HBzPFBnJnriWOgTRfqTl/wZSG2tm0JOUsX+Emkpnb+IBz48CDHWffZBJvECK4XcQTqxoH6mXMt4tlz+IKwcKlh504vyJu6IWCvA7MfgT+u4mJOgpgtcXguw8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huaweicloud.com; arc=none smtp.client-ip=45.249.212.51 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huaweicloud.com Received: from mail.maildlp.com (unknown [172.19.163.216]) by dggsgout11.his.huawei.com (SkyGuard) with ESMTP id 4XPW3H62Nhz4f3lDN; Thu, 10 Oct 2024 21:35:23 +0800 (CST) Received: from mail02.huawei.com (unknown [10.116.40.128]) by mail.maildlp.com (Postfix) with ESMTP id 788381A0A22; Thu, 10 Oct 2024 21:35:41 +0800 (CST) Received: from huaweicloud.com (unknown [10.175.104.67]) by APP4 (Coremail) with SMTP id gCh0CgCXysYc2AdnDRnZDg--.21356S6; Thu, 10 Oct 2024 21:35:41 +0800 (CST) From: Zhang Yi To: linux-ext4@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, tytso@mit.edu, adilger.kernel@dilger.ca, jack@suse.cz, ritesh.list@gmail.com, yi.zhang@huawei.com, yi.zhang@huaweicloud.com, chengzhihao1@huawei.com, yukuai3@huawei.com Subject: [PATCH v3 02/10] ext4: don't explicit update times in ext4_fallocate() Date: Thu, 10 Oct 2024 21:33:25 +0800 Message-Id: <20241010133333.146793-3-yi.zhang@huawei.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20241010133333.146793-1-yi.zhang@huawei.com> References: <20241010133333.146793-1-yi.zhang@huawei.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: gCh0CgCXysYc2AdnDRnZDg--.21356S6 X-Coremail-Antispam: 1UD129KBjvJXoWxZFyDZr13KFy8urW5KF48JFb_yoW5GrWUpr WrGa4rG3W8WFyq9rWFkr4UZrn7K3W7Gr48XrZ5u3yxua4DJw1vgF1YyFySyF4rtrW8Zr4j vFWUKw1UWw1Uu37anT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUHYb4IE77IF4wAFF20E14v26rWj6s0DM7CY07I20VC2zVCF04k2 6cxKx2IYs7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28IrcIa0xkI8VA2jI8067AKxVWUXw A2048vs2IY020Ec7CjxVAFwI0_Xr0E3s1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxS w2x7M28EF7xvwVC0I7IYx2IY67AKxVW5JVW7JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxV W8Jr0_Cr1UM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v2 6rxl6s0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMc Ij6xIIjxv20xvE14v26r1j6r18McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_ Jr0_Gr1lF7xvr2IYc2Ij64vIr41lF7Iv64x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YV CY1x02628vn2kIc2xKxwCY1x0262kKe7AKxVWUtVW8ZwCF04k20xvY0x0EwIxGrwCF04k2 0xvEw4C26cxK6c8Ij28IcwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r 1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij 64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Gr 0_Cr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF 0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x07UCiihUUUUU= Sender: yi.zhang@huaweicloud.com X-CM-SenderInfo: d1lo6xhdqjqx5xdzvxpfor3voofrz/ Content-Type: text/plain; charset="utf-8" After commit 'ad5cd4f4ee4d ("ext4: fix fallocate to use file_modified to update permissions consistently"), we can update mtime and ctime appropriately through file_modified() when doing zero range, collapse rage, insert range and punch hole, hence there is no need to explicit update times in those paths, just drop them. Signed-off-by: Zhang Yi Reviewed-by: Jan Kara --- fs/ext4/extents.c | 4 ---- fs/ext4/inode.c | 1 - 2 files changed, 5 deletions(-) diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 2a054c3689f0..aa07b5ddaff8 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -4679,7 +4679,6 @@ static long ext4_zero_range(struct file *file, loff_t= offset, /* Now release the pages and zero block aligned part of pages */ ext4_truncate_folios_range(inode, start, end); truncate_pagecache_range(inode, start, end - 1); - inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode)); =20 ret =3D ext4_alloc_file_blocks(file, lblk, max_blocks, new_size, flags); @@ -4704,7 +4703,6 @@ static long ext4_zero_range(struct file *file, loff_t= offset, goto out_mutex; } =20 - inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode)); if (new_size) ext4_update_inode_size(inode, new_size); ret =3D ext4_mark_inode_dirty(handle, inode); @@ -5440,7 +5438,6 @@ static int ext4_collapse_range(struct file *file, lof= f_t offset, loff_t len) up_write(&EXT4_I(inode)->i_data_sem); if (IS_SYNC(inode)) ext4_handle_sync(handle); - inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode)); ret =3D ext4_mark_inode_dirty(handle, inode); ext4_update_inode_fsync_trans(handle, inode, 1); =20 @@ -5550,7 +5547,6 @@ static int ext4_insert_range(struct file *file, loff_= t offset, loff_t len) /* Expand file to avoid data loss if there is error while shifting */ inode->i_size +=3D len; EXT4_I(inode)->i_disksize +=3D len; - inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode)); ret =3D ext4_mark_inode_dirty(handle, inode); if (ret) goto out_stop; diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 8b34e79112d5..f8796f7b0f94 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -4085,7 +4085,6 @@ int ext4_punch_hole(struct file *file, loff_t offset,= loff_t length) if (IS_SYNC(inode)) ext4_handle_sync(handle); =20 - inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode)); ret2 =3D ext4_mark_inode_dirty(handle, inode); if (unlikely(ret2)) ret =3D ret2; --=20 2.39.2