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ext4: support large block size in __ext4_block_zero_page_range()

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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 <chengzhihao1@huawei.com>
Signed-off-by: Baokun Li <libaokun1@huawei.com>
Reviewed-by: Zhang Yi <yi.zhang@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Ojaswin Mujoo <ojaswin@linux.ibm.com>
Message-ID: <20251121090654.631996-21-libaokun@huaweicloud.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Zhihao Cheng 2025-11-21 17:06:50 +08:00 • committed by Theodore Ts'o
parent 8e50e23b76
commit c00a6292d0
1 changed files with 1 additions and 1 deletions
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2
fs/ext4/inode.c
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@ -4076,7 +4076,7 @@ static int __ext4_block_zero_page_range(handle_t *handle,
blocksize = inode->i_sb->s_blocksize;
iblock = folio->index << (PAGE_SHIFT - inode->i_sb->s_blocksize_bits);
iblock = EXT4_PG_TO_LBLK(inode, folio->index);
bh = folio_buffers(folio);
if (!bh)