X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmd%2Fdm-io.c;h=da663d2ff552b4b3a4d44bec0c4ec84e4e904365;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=45754bb6a79994678901f967bc29dc3c91d34d62;hpb=cee37fe97739d85991964371c1f3a745c00dd236;p=linux-2.6.git

diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index 45754bb6a..da663d2ff 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -32,16 +32,6 @@ struct io {
 static unsigned _num_ios;
 static mempool_t *_io_pool;
 
-static void *alloc_io(unsigned int __nocast gfp_mask, void *pool_data)
-{
-	return kmalloc(sizeof(struct io), gfp_mask);
-}
-
-static void free_io(void *element, void *pool_data)
-{
-	kfree(element);
-}
-
 static unsigned int pages_to_ios(unsigned int pages)
 {
 	return 4 * pages;	/* too many ? */
@@ -65,7 +55,8 @@ static int resize_pool(unsigned int new_ios)
 
 	} else {
 		/* create new pool */
-		_io_pool = mempool_create(new_ios, alloc_io, free_io, NULL);
+		_io_pool = mempool_create_kmalloc_pool(new_ios,
+						       sizeof(struct io));
 		if (!_io_pool)
 			return -ENOMEM;
 
@@ -239,6 +230,11 @@ static void vm_dp_init(struct dpages *dp, void *data)
 	dp->context_ptr = data;
 }
 
+static void dm_bio_destructor(struct bio *bio)
+{
+	bio_free(bio, _bios);
+}
+
 /*-----------------------------------------------------------------
  * IO routines that accept a list of pages.
  *---------------------------------------------------------------*/
@@ -263,6 +259,7 @@ static void do_region(int rw, unsigned int region, struct io_region *where,
 		bio->bi_bdev = where->bdev;
 		bio->bi_end_io = endio;
 		bio->bi_private = io;
+		bio->bi_destructor = dm_bio_destructor;
 		bio_set_region(bio, region);
 
 		/*