Commit c00a6292 authored by Zhihao Cheng's avatar Zhihao Cheng Committed by Theodore Ts'o
Browse files

ext4: support large block size in __ext4_block_zero_page_range() 



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: default avatarZhihao Cheng <chengzhihao1@huawei.com>
Signed-off-by: default avatarBaokun Li <libaokun1@huawei.com>
Reviewed-by: default avatarZhang Yi <yi.zhang@huawei.com>
Reviewed-by: default avatarJan Kara <jack@suse.cz>
Reviewed-by: default avatarOjaswin Mujoo <ojaswin@linux.ibm.com>
Message-ID: <20251121090654.631996-21-libaokun@huaweicloud.com>
Signed-off-by: default avatarTheodore Ts'o <tytso@mit.edu>
parent 8e50e23b

fs/ext4/inode.c

+1 −1
Original line number Diff line number Diff line
@@ -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)