linux-kernel - [tip:x86/asm] x86/asm/entry: Remove SYSCALL

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Message-ID: <tip-51bb92843edcba5a58138cad25ced97923048add@git.kernel.org>
Date:	Sun, 10 May 2015 23:40:46 -0700
From:	tip-bot for Brian Gerst <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	brgerst@...il.com, akpm@...ux-foundation.org, bp@...en8.de,
	mingo@...nel.org, torvalds@...ux-foundation.org,
	peterz@...radead.org, hpa@...or.com, tglx@...utronix.de,
	linux-kernel@...r.kernel.org, dvlasenk@...hat.com,
	luto@...capital.net
Subject: [tip:x86/asm] x86/asm/entry: Remove SYSCALL_VECTOR

Commit-ID:  51bb92843edcba5a58138cad25ced97923048add
Gitweb:     http://git.kernel.org/tip/51bb92843edcba5a58138cad25ced97923048add
Author:     Brian Gerst <brgerst@...il.com>
AuthorDate: Sat, 9 May 2015 11:36:52 -0400
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Sun, 10 May 2015 12:34:28 +0200

x86/asm/entry: Remove SYSCALL_VECTOR

Use IA32_SYSCALL_VECTOR for both compat and native.

Signed-off-by: Brian Gerst <brgerst@...il.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Andy Lutomirski <luto@...capital.net>
Cc: Borislav Petkov <bp@...en8.de>
Cc: Denys Vlasenko <dvlasenk@...hat.com>
Cc: H. Peter Anvin <hpa@...or.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Link: http://lkml.kernel.org/r/1431185813-15413-4-git-send-email-brgerst@gmail.com
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/include/asm/irq_vectors.h | 3 ---
 arch/x86/kernel/traps.c            | 4 ++--
 arch/x86/lguest/boot.c             | 4 ++--
 3 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h
index 666c89e..07f2792 100644
--- a/arch/x86/include/asm/irq_vectors.h
+++ b/arch/x86/include/asm/irq_vectors.h
@@ -47,9 +47,6 @@
 #define IRQ_MOVE_CLEANUP_VECTOR		FIRST_EXTERNAL_VECTOR
 
 #define IA32_SYSCALL_VECTOR		0x80
-#ifdef CONFIG_X86_32
-# define SYSCALL_VECTOR			0x80
-#endif
 
 /*
  * Vectors 0x30-0x3f are used for ISA interrupts.
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index 324ab52..5e0791f 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -997,8 +997,8 @@ void __init trap_init(void)
 #endif
 
 #ifdef CONFIG_X86_32
-	set_system_trap_gate(SYSCALL_VECTOR, &system_call);
-	set_bit(SYSCALL_VECTOR, used_vectors);
+	set_system_trap_gate(IA32_SYSCALL_VECTOR, &system_call);
+	set_bit(IA32_SYSCALL_VECTOR, used_vectors);
 #endif
 
 	/*
diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c
index 8f9a133..cab9aaa 100644
--- a/arch/x86/lguest/boot.c
+++ b/arch/x86/lguest/boot.c
@@ -90,7 +90,7 @@ struct lguest_data lguest_data = {
 	.noirq_iret = (u32)lguest_noirq_iret,
 	.kernel_address = PAGE_OFFSET,
 	.blocked_interrupts = { 1 }, /* Block timer interrupts */
-	.syscall_vec = SYSCALL_VECTOR,
+	.syscall_vec = IA32_SYSCALL_VECTOR,
 };
 
 /*G:037
@@ -866,7 +866,7 @@ static void __init lguest_init_IRQ(void)
 	for (i = FIRST_EXTERNAL_VECTOR; i < FIRST_SYSTEM_VECTOR; i++) {
 		/* Some systems map "vectors" to interrupts weirdly.  Not us! */
 		__this_cpu_write(vector_irq[i], i - FIRST_EXTERNAL_VECTOR);
-		if (i != SYSCALL_VECTOR)
+		if (i != IA32_SYSCALL_VECTOR)
 			set_intr_gate(i, irq_entries_start +
 					8 * (i - FIRST_EXTERNAL_VECTOR));
 	}
--
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