arch: move common mmap flags to linux/mman.h

Now that we have 3 mmap flags shared by all architectures, let's move them into the common header. This will help discourage future architectures from duplicating code.

Michael S. Tsirkin committed 7 years ago

Commit 746c9391 parent 852661a6 files · +9 −15Browse files

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include/uapi/linux/mman.h+4−0

@@ -12,6 +12,10 @@ · 11 unmodified lines
12	12	#define OVERCOMMIT_ALWAYS 1
13	13	#define OVERCOMMIT_NEVER 2
14	14
	15	+#define MAP_SHARED 0x01 /* Share changes */
	16	+#define MAP_PRIVATE 0x02 /* Changes are private */
	17	+#define MAP_SHARED_VALIDATE 0x03 /* share + validate extension flags */
	18	+
15	19	/*
16	20	* Huge page size encoding when MAP_HUGETLB is specified, and a huge page
17	21	* size other than the default is desired. See hugetlb_encode.h.