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-rw-r--r--mm/cma.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/mm/cma.c b/mm/cma.c
index 5c96d7a3ba9c..f8917629cbdd 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -33,6 +33,7 @@
#include <linux/log2.h>
#include <linux/cma.h>
#include <linux/highmem.h>
+#include <linux/io.h>
struct cma {
unsigned long base_pfn;
@@ -324,6 +325,11 @@ int __init cma_declare_contiguous(phys_addr_t base,
}
}
+ /*
+ * kmemleak scans/reads tracked objects for pointers to other
+ * objects but this address isn't mapped and accessible
+ */
+ kmemleak_ignore(phys_to_virt(addr));
base = addr;
}