From: Mike Rapoport Date: Sun, 7 Oct 2018 08:31:51 +0000 (+0300) Subject: percpu: stop leaking bitmap metadata blocks X-Git-Tag: v4.19-rc8~35^2 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=6685b357363bfe295e3ae73665014db4aed62c58;p=users%2Fhch%2Fdma-mapping.git 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 Cc: stable@vger.kernel.org Signed-off-by: Dennis Zhou --- 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);