| From: Peter Xu <peterx@redhat.com> |
| Subject: tools headers UAPI: sync linux/prctl.h with the kernel sources |
| Date: Wed, 8 Mar 2023 19:04:23 +0000 |
| |
| Sync prctl.h after the changes in b507808ebce ("mm: implement |
| memory-deny-write-execute as a prctl") |
| |
| [joey.gouly@arm.com: add commit message] |
| Link: https://lkml.kernel.org/r/20230308190423.46491-5-joey.gouly@arm.com |
| Fixes: 4cf1fe34fd18 ("kselftest: vm: add tests for memory-deny-write-execute") |
| Signed-off-by: Peter Xu <peterx@redhat.com> |
| Signed-off-by: Joey Gouly <joey.gouly@arm.com> |
| Acked-by: Catalin Marinas <catalin.marinas@arm.com> |
| Cc: Arnaldo Carvalho de Melo <acme@redhat.com> |
| Cc: Alexey Izbyshev <izbyshev@ispras.ru> |
| Cc: Kees Cook <keescook@chromium.org> |
| Cc: nd <nd@arm.com> |
| Cc: Shuah Khan <shuah@kernel.org> |
| Signed-off-by: Andrew Morton <akpm@linux-foundation.org> |
| --- |
| |
| |
| --- a/tools/include/uapi/linux/prctl.h~tools-headers-uapi-sync-linux-prctlh-with-the-kernel-sources |
| +++ a/tools/include/uapi/linux/prctl.h |
| @@ -281,6 +281,12 @@ struct prctl_mm_map { |
| # define PR_SME_VL_LEN_MASK 0xffff |
| # define PR_SME_VL_INHERIT (1 << 17) /* inherit across exec */ |
| |
| +/* Memory deny write / execute */ |
| +#define PR_SET_MDWE 65 |
| +# define PR_MDWE_REFUSE_EXEC_GAIN 1 |
| + |
| +#define PR_GET_MDWE 66 |
| + |
| #define PR_SET_VMA 0x53564d41 |
| # define PR_SET_VMA_ANON_NAME 0 |
| |
| _ |
