diff --git a/arch/parisc/include/uapi/asm/mman.h b/arch/parisc/include/uapi/asm/mman.h
index 6fd8871e4081eff2ae302c7c00b18b51243ceb3c..ab78cba446ed39e0f9dc3f545f36675795f955ab 100644
--- a/arch/parisc/include/uapi/asm/mman.h
+++ b/arch/parisc/include/uapi/asm/mman.h
@@ -25,6 +25,7 @@
 #define MAP_STACK	0x40000		/* give out an address that is best suited for process/thread stacks */
 #define MAP_HUGETLB	0x80000		/* create a huge page mapping */
 #define MAP_FIXED_NOREPLACE 0x100000	/* MAP_FIXED which doesn't unmap underlying mapping */
+#define MAP_UNINITIALIZED 0		/* uninitialized anonymous mmap */
 
 #define MS_SYNC		1		/* synchronous memory sync */
 #define MS_ASYNC	2		/* sync memory asynchronously */
diff --git a/tools/arch/parisc/include/uapi/asm/mman.h b/tools/arch/parisc/include/uapi/asm/mman.h
index f9fd1325f5bda746d3393857f4603ae46d7e845e..506c06a6536fb248afbbabfdaaaf8c51668c133b 100644
--- a/tools/arch/parisc/include/uapi/asm/mman.h
+++ b/tools/arch/parisc/include/uapi/asm/mman.h
@@ -39,6 +39,5 @@
 #define MADV_SOFT_OFFLINE 101
 /* MAP_32BIT is undefined on parisc, fix it for perf */
 #define MAP_32BIT	0
-/* MAP_UNINITIALIZED is undefined on parisc, fix it for perf */
 #define MAP_UNINITIALIZED	0
 #endif