diff options
Diffstat (limited to 'net/ceph/pagelist.c')
| -rw-r--r-- | net/ceph/pagelist.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/net/ceph/pagelist.c b/net/ceph/pagelist.c index 92866bebb65..c7c220a736e 100644 --- a/net/ceph/pagelist.c +++ b/net/ceph/pagelist.c @@ -1,5 +1,6 @@ #include <linux/module.h> #include <linux/gfp.h> +#include <linux/slab.h> #include <linux/pagemap.h> #include <linux/highmem.h> #include <linux/ceph/pagelist.h> @@ -13,8 +14,10 @@ static void ceph_pagelist_unmap_tail(struct ceph_pagelist *pl) } } -int ceph_pagelist_release(struct ceph_pagelist *pl) +void ceph_pagelist_release(struct ceph_pagelist *pl) { + if (!atomic_dec_and_test(&pl->refcnt)) + return; ceph_pagelist_unmap_tail(pl); while (!list_empty(&pl->head)) { struct page *page = list_first_entry(&pl->head, struct page, @@ -23,7 +26,7 @@ int ceph_pagelist_release(struct ceph_pagelist *pl) __free_page(page); } ceph_pagelist_free_reserve(pl); - return 0; + kfree(pl); } EXPORT_SYMBOL(ceph_pagelist_release); |