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authorLinus Torvalds <torvalds@linux-foundation.org>2019-04-05 17:08:55 -1000
committerLinus Torvalds <torvalds@linux-foundation.org>2019-04-05 17:08:55 -1000
commitf654f0fc0bd3f1b0ec76e654bf1cc21f33382241 (patch)
tree0fb7f1a75877f4a371a02bf0885000478d3c957a /arch/powerpc
parent4f1cbe078546914538d8aabba04db984da68dcbf (diff)
parent9002b21465fa4d829edfc94a5a441005cffaa972 (diff)
Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton: "14 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: kernel/sysctl.c: fix out-of-bounds access when setting file-max mm/util.c: fix strndup_user() comment sh: fix multiple function definition build errors MAINTAINERS: add maintainer and replacing reviewer ARM/NUVOTON NPCM MAINTAINERS: fix bad pattern in ARM/NUVOTON NPCM mm: writeback: use exact memcg dirty counts psi: clarify the units used in pressure files mm/huge_memory.c: fix modifying of page protection by insert_pfn_pmd() hugetlbfs: fix memory leak for resv_map mm: fix vm_fault_t cast in VM_FAULT_GET_HINDEX() lib/lzo: fix bugs for very short or empty input include/linux/bitrev.h: fix constant bitrev kmemleak: powerpc: skip scanning holes in the .bss section lib/string.c: implement a basic bcmp
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/kernel/kvm.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/kvm.c b/arch/powerpc/kernel/kvm.c
index 683b5b3805bd..cd381e2291df 100644
--- a/arch/powerpc/kernel/kvm.c
+++ b/arch/powerpc/kernel/kvm.c
@@ -22,6 +22,7 @@
#include <linux/kvm_host.h>
#include <linux/init.h>
#include <linux/export.h>
+#include <linux/kmemleak.h>
#include <linux/kvm_para.h>
#include <linux/slab.h>
#include <linux/of.h>
@@ -712,6 +713,12 @@ static void kvm_use_magic_page(void)
static __init void kvm_free_tmp(void)
{
+ /*
+ * Inform kmemleak about the hole in the .bss section since the
+ * corresponding pages will be unmapped with DEBUG_PAGEALLOC=y.
+ */
+ kmemleak_free_part(&kvm_tmp[kvm_tmp_index],
+ ARRAY_SIZE(kvm_tmp) - kvm_tmp_index);
free_reserved_area(&kvm_tmp[kvm_tmp_index],
&kvm_tmp[ARRAY_SIZE(kvm_tmp)], -1, NULL);
}