From nobody Tue Dec 2 02:05:52 2025 Received: from dggsgout12.his.huawei.com (dggsgout12.his.huawei.com [45.249.212.56]) (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 E9EFA305E18; Fri, 21 Nov 2025 09:16:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.56 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763716625; cv=none; b=b1YgEYxjgqpH9a2Ohmv6aYPxO3ngJjaLK0lH9w9q/X/f005BJtqOaCi0+kg027GRj17NdNeRkidMiDsEN+2r3lWBFU4TCoAOA3glqwb3CShOsD1dZ8gN7/KjVX2kTD7SI2NVSDkW5BFnWqczfYhs6JvGVbyzt3sqcXxXx6bQE9k= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763716625; c=relaxed/simple; bh=fjCWSMb4W8yBys3EG1WjhzsghzWnwGO7O0H3N2c/aRk=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=dVNxZ9Dvt5I/2vyKt6e2bst4KUOBJGbi9Eijo6/acG1eY4OonW7Kg/CBi/tIOyckzFmQYzAUq7I0jf2lPInbZeZnNgEZ3GOwA+xvDKhD+HlRyz4sMYgs4Y52ZjRaW/B8pJ3jCcAC0JbiW/vZnLO35cY9n/qspV0u36nZwzR3sn4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com; spf=none smtp.mailfrom=huaweicloud.com; arc=none smtp.client-ip=45.249.212.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=huaweicloud.com Received: from mail.maildlp.com (unknown [172.19.163.235]) by dggsgout12.his.huawei.com (SkyGuard) with ESMTPS id 4dCV2P07wBzKHMwH; Fri, 21 Nov 2025 17:16:13 +0800 (CST) Received: from mail02.huawei.com (unknown [10.116.40.75]) by mail.maildlp.com (Postfix) with ESMTP id F40FC1A12AD; Fri, 21 Nov 2025 17:16:43 +0800 (CST) Received: from huaweicloud.com (unknown [10.50.87.129]) by APP2 (Coremail) with SMTP id Syh0CgBHpXv4LSBpaLMDBg--.2072S24; Fri, 21 Nov 2025 17:16:43 +0800 (CST) From: libaokun@huaweicloud.com To: linux-ext4@vger.kernel.org Cc: tytso@mit.edu, adilger.kernel@dilger.ca, jack@suse.cz, linux-kernel@vger.kernel.org, kernel@pankajraghav.com, mcgrof@kernel.org, ebiggers@kernel.org, willy@infradead.org, yi.zhang@huawei.com, yangerkun@huawei.com, chengzhihao1@huawei.com, libaokun1@huawei.com, libaokun@huaweicloud.com Subject: [PATCH v4 20/24] ext4: support large block size in __ext4_block_zero_page_range() Date: Fri, 21 Nov 2025 17:06:50 +0800 Message-Id: <20251121090654.631996-21-libaokun@huaweicloud.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20251121090654.631996-1-libaokun@huaweicloud.com> References: <20251121090654.631996-1-libaokun@huaweicloud.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: Syh0CgBHpXv4LSBpaLMDBg--.2072S24 X-Coremail-Antispam: 1UD129KBjvdXoW7Xw45Wr1fWFWrCF4fCr48Zwb_yoWfurcEkF W8Xr4rXw4rXFn3Za95Aan0qan2k3WrCFn8ur13Gr1rZFykXFZ5G3yDtrWYyr4qgFsrW3y5 ArZ7XFWYyFy7WjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbmkFF20E14v26rWj6s0DM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28IrcIa0xkI8VA2jI8067AKxVWUAVCq3wA2048vs2 IY020Ec7CjxVAFwI0_Xr0E3s1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28E F7xvwVC0I7IYx2IY67AKxVWDJVCq3wA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVW8Jr0_Cr 1UM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v26rxl6s0D M2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjx v20xvE14v26r1Y6r17McIj6I8E87Iv67AKxVW8Jr0_Cr1UMcvjeVCFs4IE7xkEbVWUJVW8 JwACjcxG0xvY0x0EwIxGrwACjI8F5VA0II8E6IAqYI8I648v4I1lFIxGxcIEc7CjxVA2Y2 ka0xkIwI1lw4CEc2x0rVAKj4xxMxkF7I0En4kS14v26r1q6r43MxAIw28IcxkI7VAKI48J MxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwV AFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv2 0xvE14v26ryj6F1UMIIF0xvE2Ix0cI8IcVCY1x0267AKxVW8Jr0_Cr1UMIIF0xvE42xK8V AvwI8IcIk0rVWUJVWUCwCI42IY6I8E87Iv67AKxVW8JVWxJwCI42IY6I8E87Iv6xkF7I0E 14v26r4UJVWxJrUvcSsGvfC2KfnxnUUI43ZEXa7VUbG-e7UUUUU== X-CM-SenderInfo: 5olet0hnxqqx5xdzvxpfor3voofrz/1tbiAgATBWkf34sfGQABsx Content-Type: text/plain; charset="utf-8" From: Zhihao Cheng Use the EXT4_PG_TO_LBLK() macro to convert folio indexes to blocks to avoid negative left shifts after supporting blocksize greater than PAGE_SIZE. Signed-off-by: Zhihao Cheng Signed-off-by: Baokun Li Reviewed-by: Zhang Yi Reviewed-by: Jan Kara --- fs/ext4/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 2a8a31a2b29e..5499b2856f9e 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -4074,7 +4074,7 @@ static int __ext4_block_zero_page_range(handle_t *han= dle, =20 blocksize =3D inode->i_sb->s_blocksize; =20 - iblock =3D folio->index << (PAGE_SHIFT - inode->i_sb->s_blocksize_bits); + iblock =3D EXT4_PG_TO_LBLK(inode, folio->index); =20 bh =3D folio_buffers(folio); if (!bh) --=20 2.46.1