[dm-devel] dm-writecache: remove useless argument "gfp"

Mikulas Patocka mpatocka at redhat.com
Sun Jun 6 20:09:10 UTC 2021


Remove useless argument "gfp" in the function wc_add_block.

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

Index: linux-2.6/drivers/md/dm-writecache.c
===================================================================
--- linux-2.6.orig/drivers/md/dm-writecache.c
+++ linux-2.6/drivers/md/dm-writecache.c
@@ -1663,7 +1663,7 @@ pop_from_list:
 	return 0;
 }
 
-static bool wc_add_block(struct writeback_struct *wb, struct wc_entry *e, gfp_t gfp)
+static bool wc_add_block(struct writeback_struct *wb, struct wc_entry *e)
 {
 	struct dm_writecache *wc = wb->wc;
 	unsigned block_size = wc->block_size;
@@ -1724,7 +1724,7 @@ static void __writecache_writeback_pmem(
 			max_pages = WB_LIST_INLINE;
 		}
 
-		BUG_ON(!wc_add_block(wb, e, GFP_NOIO));
+		BUG_ON(!wc_add_block(wb, e));
 
 		wb->wc_list[0] = e;
 		wb->wc_list_n = 1;
@@ -1734,7 +1734,7 @@ static void __writecache_writeback_pmem(
 			if (read_original_sector(wc, f) !=
 			    read_original_sector(wc, e) + (wc->block_size >> SECTOR_SHIFT))
 				break;
-			if (!wc_add_block(wb, f, GFP_NOWAIT | __GFP_NOWARN))
+			if (!wc_add_block(wb, f))
 				break;
 			wbl->size--;
 			list_del(&f->lru);




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