fs: mark the iomap argument to __block_write_begin_int const
__block_write_begin_int never modifies the passed in iomap, so mark it
const.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
diff --git a/fs/buffer.c b/fs/buffer.c
index 6290c3a..bd6a9e9 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -1912,7 +1912,7 @@ EXPORT_SYMBOL(page_zero_new_buffers);
static void
iomap_to_bh(struct inode *inode, sector_t block, struct buffer_head *bh,
- struct iomap *iomap)
+ const struct iomap *iomap)
{
loff_t offset = block << inode->i_blkbits;
@@ -1966,7 +1966,7 @@ iomap_to_bh(struct inode *inode, sector_t block, struct buffer_head *bh,
}
int __block_write_begin_int(struct page *page, loff_t pos, unsigned len,
- get_block_t *get_block, struct iomap *iomap)
+ get_block_t *get_block, const struct iomap *iomap)
{
unsigned from = pos & (PAGE_SIZE - 1);
unsigned to = from + len;