The patch titled
Subject: tools headers UAPI: Sync linux/prctl.h with the kernel sources
has been added to the -mm mm-hotfixes-unstable branch. Its filename is
tools-headers-uapi-sync-linux-prctlh-with-the-kernel-sources.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/tools-headers-uapi-sync-linux-prctlh-with-the-kernel-sources.patch
This patch will later appear in the mm-hotfixes-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Peter Xu <peterx@xxxxxxxxxx>
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@xxxxxxx: add commit message]
Link: https://lkml.kernel.org/r/20230308190423.46491-5-joey.gouly@xxxxxxx
Fixes: 4cf1fe34fd18 ("kselftest: vm: add tests for memory-deny-write-execute")
Signed-off-by: Peter Xu <peterx@xxxxxxxxxx>
Signed-off-by: Joey Gouly <joey.gouly@xxxxxxx>
Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Alexey Izbyshev <izbyshev@xxxxxxxxx>
Cc: Kees Cook <keescook@xxxxxxxxxxxx>
Cc: nd <nd@xxxxxxx>
Cc: Shuah Khan <shuah@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
--- 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
_
Patches currently in -mm which might be from peterx@xxxxxxxxxx are
kselftest-vm-fix-unused-variable-warning.patch
tools-headers-uapi-sync-linux-prctlh-with-the-kernel-sources.patch
mm-khugepaged-alloc_charge_hpage-take-care-of-mem-charge-errors.patch
mm-khugepaged-cleanup-memcg-uncharge-for-failure-path.patch
