From 92669d6ee3f25b3ca4cb227d194900489f895432 Mon Sep 17 00:00:00 2001 From: Joseph Myers Date: Tue, 6 Feb 2018 00:35:09 +0000 Subject: [PATCH] Add MAP_SHARED_VALIDATE from Linux 4.15. 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. * 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. --- ChangeLog | 7 +++++++ sysdeps/unix/sysv/linux/bits/mman-linux.h | 2 ++ sysdeps/unix/sysv/linux/hppa/bits/mman.h | 2 ++ 3 files changed, 11 insertions(+) diff --git a/ChangeLog b/ChangeLog index 8c934b9cf5..115d3cbe03 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2018-02-06 Joseph Myers + + * 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. + 2018-02-05 H.J. Lu * elf/dl-addr.c (determine_info): Use ADDRIDX with DT_GNU_HASH. diff --git a/sysdeps/unix/sysv/linux/bits/mman-linux.h b/sysdeps/unix/sysv/linux/bits/mman-linux.h index e61212a7ea..70edeb6d60 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 84ba0d6ba8..380be7b789 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 -- 2.11.4.GIT