Commit d4ff3b2e authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle) Committed by Darrick J. Wong
Browse files

iomap: Fix unsharing of an extent >2GB on a 32-bit machine 



Widen the type used for counting the number of bytes unshared.

Signed-off-by: default avatarMatthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: default avatarDarrick J. Wong <darrick.wong@oracle.com>
parent 0e698dfa

fs/iomap/buffered-io.c

+1 −1
Original line number Diff line number Diff line
@@ -909,7 +909,7 @@ iomap_unshare_actor(struct inode *inode, loff_t pos, loff_t length, void *data, 
		struct iomap *iomap, struct iomap *srcmap)

{

	long status = 0;

	ssize_t written = 0;

	loff_t written = 0;



	/* don't bother with blocks that are not shared to start with */

	if (!(iomap->flags & IOMAP_F_SHARED))