From: Huaisheng Ye <yehs1@xxxxxxxxxx> The type of offset within struct iomap is loff_t, which represents file offset of mapping. In ext2_iomap_begin, iomap->offset shall be given a type cast as loff_t instead of u64. Signed-off-by: Huaisheng Ye <yehs1@xxxxxxxxxx> --- fs/ext2/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c index 7163590..ca211bd 100644 --- a/fs/ext2/inode.c +++ b/fs/ext2/inode.c @@ -816,7 +816,7 @@ static int ext2_iomap_begin(struct inode *inode, loff_t offset, loff_t length, iomap->flags = 0; iomap->bdev = inode->i_sb->s_bdev; - iomap->offset = (u64)first_block << blkbits; + iomap->offset = (loff_t)first_block << blkbits; iomap->dax_dev = sbi->s_daxdev; if (ret == 0) { -- 1.8.3.1