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Diffstat (limited to 'arch/x86/mm/ioremap.c')
-rw-r--r--arch/x86/mm/ioremap.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 1ad0228f8ceb..78c5bc654cff 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -17,6 +17,7 @@
#include <linux/cc_platform.h>
#include <linux/efi.h>
#include <linux/pgtable.h>
+#include <linux/kmsan.h>
#include <asm/set_memory.h>
#include <asm/e820/api.h>
@@ -479,6 +480,8 @@ void iounmap(volatile void __iomem *addr)
return;
}
+ kmsan_iounmap_page_range((unsigned long)addr,
+ (unsigned long)addr + get_vm_area_size(p));
memtype_free(p->phys_addr, p->phys_addr + get_vm_area_size(p));
/* Finally remove it */