[dm-devel] [PATCH] dm-kcopyd: Introduce gfp flags for alloc_pl

Mikulas Patocka mpatocka at redhat.com
Wed May 25 16:47:03 UTC 2011


dm-kcopyd: Introduce gfp flags for alloc_pl

It will be used in further patches.

Signed-off-by: Mikulas Patocka <mpatocka at redhat.com>

---
 drivers/md/dm-kcopyd.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Index: linux-2.6.39-fast/drivers/md/dm-kcopyd.c
===================================================================
--- linux-2.6.39-fast.orig/drivers/md/dm-kcopyd.c	2011-05-24 22:14:45.000000000 +0200
+++ linux-2.6.39-fast/drivers/md/dm-kcopyd.c	2011-05-25 13:19:02.000000000 +0200
@@ -70,15 +70,15 @@ static void wake(struct dm_kcopyd_client
 	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_
 	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);




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