4.14-stable review patch. If anyone has any objections, please let me know.
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From: Mike Rapoport rppt@linux.vnet.ibm.com
commit 6685b357363bfe295e3ae73665014db4aed62c58 upstream.
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 Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- mm/percpu.c | 1 + 1 file changed, 1 insertion(+)
--- a/mm/percpu.c +++ b/mm/percpu.c @@ -1208,6 +1208,7 @@ static void pcpu_free_chunk(struct pcpu_ { 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);