提交 26b6e051 编写于 作者: M Matthew Dobson 提交者: Linus Torvalds

[PATCH] mempool: use common mempool kzalloc allocator

This patch changes a mempool user, which is basically just a wrapper around
kzalloc(), to use the common mempool_kmalloc/kfree, rather than its own
wrapper function, removing duplicated code.
Signed-off-by: NMatthew Dobson <colpatch@us.ibm.com>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 f183323d
...@@ -35,18 +35,6 @@ ...@@ -35,18 +35,6 @@
#define NR_RESERVED_BUFS 32 #define NR_RESERVED_BUFS 32
static void *mp_pool_alloc(gfp_t gfp_flags, void *data)
{
struct multipath_bh *mpb;
mpb = kzalloc(sizeof(*mpb), gfp_flags);
return mpb;
}
static void mp_pool_free(void *mpb, void *data)
{
kfree(mpb);
}
static int multipath_map (multipath_conf_t *conf) static int multipath_map (multipath_conf_t *conf)
{ {
int i, disks = conf->raid_disks; int i, disks = conf->raid_disks;
...@@ -494,9 +482,8 @@ static int multipath_run (mddev_t *mddev) ...@@ -494,9 +482,8 @@ static int multipath_run (mddev_t *mddev)
} }
mddev->degraded = conf->raid_disks = conf->working_disks; mddev->degraded = conf->raid_disks = conf->working_disks;
conf->pool = mempool_create(NR_RESERVED_BUFS, conf->pool = mempool_create_kzalloc_pool(NR_RESERVED_BUFS,
mp_pool_alloc, mp_pool_free, sizeof(struct multipath_bh));
NULL);
if (conf->pool == NULL) { if (conf->pool == NULL) {
printk(KERN_ERR printk(KERN_ERR
"multipath: couldn't allocate memory for %s\n", "multipath: couldn't allocate memory for %s\n",
......
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