Message ID | alpine.DEB.2.20.1802011814080.21283@digraph.polyomino.org.uk |
---|---|
State | New |
Headers | show |
Series | Add MAP_SHARED_VALIDATE from Linux 4.15 | expand |
On Thu, Feb 01, 2018 at 06:14:46PM +0000, Joseph Myers wrote: > [Proposed for once the release changes for 2.27, and the post-release > changes opening master for development for 2.28, have been committed.] > > This patch adds the MAP_SHARED_VALIDATE macro from Linux 4.15 to > bits/mman-linux.h and the hppa bits/mman.h. > > Tested for x86_64. > > 2018-02-01 Joseph Myers <joseph@codesourcery.com> > > * sysdeps/unix/sysv/linux/bits/mman-linux.h [__USE_MISC] > (MAP_SHARED_VALIDATE): New macro. > * sysdeps/unix/sysv/linux/hppa/bits/mman.h [__USE_MISC] > (MAP_SHARED_VALIDATE): Likewise. I've double-checked that this matches Linux 4.15 headers.
diff --git a/sysdeps/unix/sysv/linux/bits/mman-linux.h b/sysdeps/unix/sysv/linux/bits/mman-linux.h index e61212a..70edeb6 100644 --- a/sysdeps/unix/sysv/linux/bits/mman-linux.h +++ b/sysdeps/unix/sysv/linux/bits/mman-linux.h @@ -42,6 +42,8 @@ #define MAP_SHARED 0x01 /* Share changes. */ #define MAP_PRIVATE 0x02 /* Changes are private. */ #ifdef __USE_MISC +# define MAP_SHARED_VALIDATE 0x03 /* Share changes and validate + extension flags. */ # define MAP_TYPE 0x0f /* Mask for type of mapping. */ #endif diff --git a/sysdeps/unix/sysv/linux/hppa/bits/mman.h b/sysdeps/unix/sysv/linux/hppa/bits/mman.h index 84ba0d6..380be7b 100644 --- a/sysdeps/unix/sysv/linux/hppa/bits/mman.h +++ b/sysdeps/unix/sysv/linux/hppa/bits/mman.h @@ -34,6 +34,8 @@ #define MAP_SHARED 0x01 /* Share changes */ #define MAP_PRIVATE 0x02 /* Changes are private */ #ifdef __USE_MISC +# define MAP_SHARED_VALIDATE 0x03 /* Share changes and validate + extension flags. */ # define MAP_TYPE 0x03 /* Mask for type of mapping */ #endif