diff mbox series

iomap: Use round_down/round_up macros in __iomap_write_begin

Message ID 20200910124743.27603-1-nborisov@suse.com (mailing list archive)
State New, archived
Headers show
Series iomap: Use round_down/round_up macros in __iomap_write_begin | expand

Commit Message

Nikolay Borisov Sept. 10, 2020, 12:47 p.m. UTC
Signed-off-by: Nikolay Borisov <nborisov@suse.com>
---
 fs/iomap/buffered-io.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index bcfc288dba3f..31eb680d8c64 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -571,8 +571,8 @@  __iomap_write_begin(struct inode *inode, loff_t pos, unsigned len, int flags,
 {
 	struct iomap_page *iop = iomap_page_create(inode, page);
 	loff_t block_size = i_blocksize(inode);
-	loff_t block_start = pos & ~(block_size - 1);
-	loff_t block_end = (pos + len + block_size - 1) & ~(block_size - 1);
+	loff_t block_start = round_down(pos, block_size);
+	loff_t block_end = round_up(pos + len, block_size);
 	unsigned from = offset_in_page(pos), to = from + len, poff, plen;
 	int status;