linux-kernel - [PATCH 05/10] x86: wire up protection keys system calls

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Date:	Fri, 29 Jul 2016 09:30:17 -0700
From:	Dave Hansen <dave@...1.net>
To:	linux-kernel@...r.kernel.org
Cc:	x86@...nel.org, linux-api@...r.kernel.org,
	linux-arch@...r.kernel.org, linux-mm@...ck.org,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	luto@...nel.org, mgorman@...hsingularity.net,
	Dave Hansen <dave@...1.net>, dave.hansen@...ux.intel.com,
	arnd@...db.de
Subject: [PATCH 05/10] x86: wire up protection keys system calls


From: Dave Hansen <dave.hansen@...ux.intel.com>

This is all that we need to get the new system calls themselves
working on x86.

Signed-off-by: Dave Hansen <dave.hansen@...ux.intel.com>
Cc: linux-api@...r.kernel.org
Cc: linux-arch@...r.kernel.org
Cc: linux-mm@...ck.org
Cc: x86@...nel.org
Cc: torvalds@...ux-foundation.org
Cc: akpm@...ux-foundation.org
Cc: Arnd Bergmann <arnd@...db.de>
Cc: mgorman@...hsingularity.net
---

 b/arch/x86/entry/syscalls/syscall_32.tbl |    5 +++++
 b/arch/x86/entry/syscalls/syscall_64.tbl |    5 +++++
 2 files changed, 10 insertions(+)

diff -puN arch/x86/entry/syscalls/syscall_32.tbl~pkeys-114-x86-mprotect_key arch/x86/entry/syscalls/syscall_32.tbl
--- a/arch/x86/entry/syscalls/syscall_32.tbl~pkeys-114-x86-mprotect_key	2016-07-29 09:18:57.983542427 -0700
+++ b/arch/x86/entry/syscalls/syscall_32.tbl	2016-07-29 09:18:57.988542654 -0700
@@ -386,3 +386,8 @@
 377	i386	copy_file_range		sys_copy_file_range
 378	i386	preadv2			sys_preadv2			compat_sys_preadv2
 379	i386	pwritev2		sys_pwritev2			compat_sys_pwritev2
+380	i386	pkey_mprotect		sys_pkey_mprotect
+381	i386	pkey_alloc		sys_pkey_alloc
+382	i386	pkey_free		sys_pkey_free
+#383	i386	pkey_get		sys_pkey_get
+#384	i386	pkey_set		sys_pkey_set
diff -puN arch/x86/entry/syscalls/syscall_64.tbl~pkeys-114-x86-mprotect_key arch/x86/entry/syscalls/syscall_64.tbl
--- a/arch/x86/entry/syscalls/syscall_64.tbl~pkeys-114-x86-mprotect_key	2016-07-29 09:18:57.985542518 -0700
+++ b/arch/x86/entry/syscalls/syscall_64.tbl	2016-07-29 09:18:57.988542654 -0700
@@ -335,6 +335,11 @@
 326	common	copy_file_range		sys_copy_file_range
 327	64	preadv2			sys_preadv2
 328	64	pwritev2		sys_pwritev2
+329	common	pkey_mprotect		sys_pkey_mprotect
+330	common	pkey_alloc		sys_pkey_alloc
+331	common	pkey_free		sys_pkey_free
+#332	common	pkey_get		sys_pkey_get
+#333	common	pkey_set		sys_pkey_set
 
 #
 # x32-specific system call numbers start at 512 to avoid cache impact
_