dm kcopyd: add gfp parm to alloc_pl

Introduce a parameter for gfp flags to alloc_pl() for use in following
patches.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/md/dm-kcopyd.c b/drivers/md/dm-kcopyd.c
index ed9577916399..0270844c2a3d 100644
--- a/drivers/md/dm-kcopyd.c
+++ b/drivers/md/dm-kcopyd.c
@@ -70,15 +70,15 @@ static void wake(struct dm_kcopyd_client *kc)
         queue_work(kc->kcopyd_wq, &kc->kcopyd_work);
 }
 
-static struct page_list *alloc_pl(void)
+static struct page_list *alloc_pl(gfp_t gfp)
 {
         struct page_list *pl;
 
-        pl = kmalloc(sizeof(*pl), GFP_KERNEL);
+        pl = kmalloc(sizeof(*pl), gfp);
         if (!pl)
                 return NULL;
 
-        pl->page = alloc_page(GFP_KERNEL);
+        pl->page = alloc_page(gfp);
         if (!pl->page) {
                 kfree(pl);
                 return NULL;
@@ -143,7 +143,7 @@ static int client_alloc_pages(struct dm_kcopyd_client *kc, unsigned int nr)
         struct page_list *pl = NULL, *next;
 
         for (i = 0; i < nr; i++) {
-                next = alloc_pl();
+                next = alloc_pl(GFP_KERNEL);
                 if (!next) {
                         if (pl)
                                 drop_pages(pl);