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authorMike Rapoport <rppt@linux.vnet.ibm.com>2018-10-07 11:31:51 +0300
committerDennis Zhou <dennis@kernel.org>2018-10-08 00:50:12 +0300
commit6685b357363bfe295e3ae73665014db4aed62c58 (patch)
tree0e8f6b92d206913d9d666706df9479dec9e1bd23 /mm/percpu.c
parent0238df646e6224016a45505d2c111a24669ebe21 (diff)
downloadlinux-6685b357363bfe295e3ae73665014db4aed62c58.tar.xz
percpu: stop leaking bitmap metadata blocks
The commit ca460b3c9627 ("percpu: introduce bitmap metadata blocks") introduced bitmap metadata blocks. These metadata blocks are allocated whenever a new chunk is created, but they are never freed. Fix it. Fixes: ca460b3c9627 ("percpu: introduce bitmap metadata blocks") Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Cc: stable@vger.kernel.org Signed-off-by: Dennis Zhou <dennis@kernel.org>
Diffstat (limited to 'mm/percpu.c')
-rw-r--r--mm/percpu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/percpu.c b/mm/percpu.c
index a749d4d96e3e..4b90682623e9 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -1212,6 +1212,7 @@ static void pcpu_free_chunk(struct pcpu_chunk *chunk)
{
if (!chunk)
return;
+ pcpu_mem_free(chunk->md_blocks);
pcpu_mem_free(chunk->bound_map);
pcpu_mem_free(chunk->alloc_map);
pcpu_mem_free(chunk);