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-rw-r--r--drivers/md/dm-io.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index 81c5e1a1f363..06d426eb5a30 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -246,7 +246,7 @@ static void vm_dp_init(struct dpages *dp, void *data)
{
dp->get_page = vm_get_page;
dp->next_page = vm_next_page;
- dp->context_u = ((unsigned long) data) & (PAGE_SIZE - 1);
+ dp->context_u = offset_in_page(data);
dp->context_ptr = data;
}
@@ -271,7 +271,7 @@ static void km_dp_init(struct dpages *dp, void *data)
{
dp->get_page = km_get_page;
dp->next_page = km_next_page;
- dp->context_u = ((unsigned long) data) & (PAGE_SIZE - 1);
+ dp->context_u = offset_in_page(data);
dp->context_ptr = data;
}