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From: Kyle Huey <me@kylehuey.com>
To: "Robert O'Callahan" <robert@ocallahan.org>,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"Andy Lutomirski" <luto@kernel.org>,
	"Ingo Molnar" <mingo@redhat.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	x86@kernel.org, "Paolo Bonzini" <pbonzini@redhat.com>,
	"Radim Krčmář" <rkrcmar@redhat.com>,
	"Jeff Dike" <jdike@addtoit.com>,
	"Richard Weinberger" <richard@nod.at>,
	"Alexander Viro" <viro@zeniv.linux.org.uk>,
	"Shuah Khan" <shuah@kernel.org>,
	"Dave Hansen" <dave.hansen@linux.intel.com>,
	"Borislav Petkov" <bp@suse.de>,
	"Peter Zijlstra" <peterz@infradead.org>,
	"Boris Ostrovsky" <boris.ostrovsky@oracle.com>,
	"Len Brown" <len.brown@intel.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
	"Dmitry Safonov" <dsafonov@virtuozzo.com>,
	"David Matlack" <dmatlack@google.com>
Cc: linux-kernel@vger.kernel.org,
	user-mode-linux-devel@lists.sourceforge.net,
	user-mode-linux-user@lists.sourceforge.net,
	linux-fsdevel@vger.kernel.org, linux-kselftest@vger.kernel.org,
	kvm@vger.kernel.org
Subject: [PATCH v9 1/7] x86/arch_prctl/64: Use SYSCALL_DEFINE2 to define sys_arch_prctl
Date: Sun,  6 Nov 2016 12:57:36 -0800	[thread overview]
Message-ID: <20161106205742.4042-2-khuey@kylehuey.com> (raw)
In-Reply-To: <20161106205742.4042-1-khuey@kylehuey.com>

Signed-off-by: Kyle Huey <khuey@kylehuey.com>
---
 arch/x86/kernel/process_64.c | 3 ++-
 arch/x86/um/syscalls_64.c    | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index b3760b3..2718cf9 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -30,16 +30,17 @@
 #include <linux/ptrace.h>
 #include <linux/notifier.h>
 #include <linux/kprobes.h>
 #include <linux/kdebug.h>
 #include <linux/prctl.h>
 #include <linux/uaccess.h>
 #include <linux/io.h>
 #include <linux/ftrace.h>
+#include <linux/syscalls.h>
 
 #include <asm/pgtable.h>
 #include <asm/processor.h>
 #include <asm/fpu/internal.h>
 #include <asm/mmu_context.h>
 #include <asm/prctl.h>
 #include <asm/desc.h>
 #include <asm/proto.h>
@@ -607,17 +608,17 @@ long do_arch_prctl(struct task_struct *task, int code, unsigned long addr)
 	default:
 		ret = -EINVAL;
 		break;
 	}
 
 	return ret;
 }
 
-long sys_arch_prctl(int code, unsigned long addr)
+SYSCALL_DEFINE2(arch_prctl, int, code, unsigned long, addr)
 {
 	return do_arch_prctl(current, code, addr);
 }
 
 unsigned long KSTK_ESP(struct task_struct *task)
 {
 	return task_pt_regs(task)->sp;
 }
diff --git a/arch/x86/um/syscalls_64.c b/arch/x86/um/syscalls_64.c
index e655227..ab3f7f4 100644
--- a/arch/x86/um/syscalls_64.c
+++ b/arch/x86/um/syscalls_64.c
@@ -1,16 +1,17 @@
 /*
  * Copyright (C) 2003 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
  * Copyright 2003 PathScale, Inc.
  *
  * Licensed under the GPL
  */
 
 #include <linux/sched.h>
+#include <linux/syscalls.h>
 #include <linux/uaccess.h>
 #include <asm/prctl.h> /* XXX This should get the constants from libc */
 #include <os.h>
 
 long arch_prctl(struct task_struct *task, int code, unsigned long __user *addr)
 {
 	unsigned long *ptr = addr, tmp;
 	long ret;
@@ -67,17 +68,17 @@ long arch_prctl(struct task_struct *task, int code, unsigned long __user *addr)
 	case ARCH_GET_GS:
 		ret = put_user(tmp, addr);
 		break;
 	}
 
 	return ret;
 }
 
-long sys_arch_prctl(int code, unsigned long addr)
+SYSCALL_DEFINE2(arch_prctl, int, code, unsigned long, addr)
 {
 	return arch_prctl(current, code, (unsigned long __user *) addr);
 }
 
 void arch_switch_to(struct task_struct *to)
 {
 	if ((to->thread.arch.fs == 0) || (to->mm == NULL))
 		return;

base-commit: bc33b0ca11e3df467777a4fa7639ba488c9d4911
-- 
2.10.2

  reply	other threads:[~2016-11-06 20:58 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-06 20:57 [PATCH v9 0/7] x86/arch_prctl Add ARCH_[GET|SET]_CPUID for controlling the CPUID instruction Kyle Huey
2016-11-06 20:57 ` Kyle Huey [this message]
2016-11-06 20:57 ` [PATCH v9 2/7] x86/arch_prctl/64: Rename do_arch_prctl to do_arch_prctl_64 Kyle Huey
2016-11-06 20:57 ` [PATCH v9 3/7] x86/arch_prctl: Add do_arch_prctl_common Kyle Huey
2016-11-06 20:57 ` [PATCH v9 4/7] x86/syscalls/32: Wire up arch_prctl on x86-32 Kyle Huey
2016-11-06 20:57 ` [PATCH v9 5/7] x86/cpufeature: Detect CPUID faulting support Kyle Huey
2016-11-06 20:57 ` [PATCH v9 6/7] x86/arch_prctl: Add ARCH_[GET|SET]_CPUID Kyle Huey
2016-11-06 20:57 ` [PATCH v9 7/7] KVM: x86: virtualize cpuid faulting Kyle Huey
2016-11-07 20:13   ` David Matlack
2016-11-08 17:42     ` Kyle Huey
2016-11-08 17:53       ` Thomas Gleixner
2016-11-08 18:00         ` Kyle Huey
2016-11-08 17:58       ` Kyle Huey
2016-11-08 17:58         ` Kyle Huey

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