diff options
author | Michael S. Tsirkin <mst@redhat.com> | 2019-02-08 01:02:55 -0500 |
---|---|---|
committer | Arnd Bergmann <arnd@arndb.de> | 2019-02-18 17:49:30 +0100 |
commit | 746c9398f5ac2b3f5730da4ed09e99ef4bb50b4a (patch) | |
tree | e24ae55f3269f22672b041ad1f83a5b2320305ba /include | |
parent | 852661a8691fd1f974b61eaa317d2620198f7c76 (diff) | |
download | linux-746c9398f5ac2b3f5730da4ed09e99ef4bb50b4a.tar.gz |
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.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'include')
-rw-r--r-- | include/uapi/asm-generic/mman-common.h | 4 | ||||
-rw-r--r-- | include/uapi/linux/mman.h | 4 |
2 files changed, 5 insertions, 3 deletions
diff --git a/include/uapi/asm-generic/mman-common.h b/include/uapi/asm-generic/mman-common.h index e7ee32861d51..abd238d0f7a4 100644 --- a/include/uapi/asm-generic/mman-common.h +++ b/include/uapi/asm-generic/mman-common.h @@ -15,9 +15,7 @@ #define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ #define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ -#define MAP_SHARED 0x01 /* Share changes */ -#define MAP_PRIVATE 0x02 /* Changes are private */ -#define MAP_SHARED_VALIDATE 0x03 /* share + validate extension flags */ +/* 0x01 - 0x03 are defined in linux/mman.h */ #define MAP_TYPE 0x0f /* Mask for type of mapping */ #define MAP_FIXED 0x10 /* Interpret addr exactly */ #define MAP_ANONYMOUS 0x20 /* don't use a file */ diff --git a/include/uapi/linux/mman.h b/include/uapi/linux/mman.h index d0f515d53299..fc1a64c3447b 100644 --- a/include/uapi/linux/mman.h +++ b/include/uapi/linux/mman.h @@ -12,6 +12,10 @@ #define OVERCOMMIT_ALWAYS 1 #define OVERCOMMIT_NEVER 2 +#define MAP_SHARED 0x01 /* Share changes */ +#define MAP_PRIVATE 0x02 /* Changes are private */ +#define MAP_SHARED_VALIDATE 0x03 /* share + validate extension flags */ + /* * Huge page size encoding when MAP_HUGETLB is specified, and a huge page * size other than the default is desired. See hugetlb_encode.h. |