[tip:x86/asm] x86: Remove unused bits from lib/thunk_*.S

From: tip-bot for Jan Beulich
Date: Mon Feb 28 2011 - 12:29:26 EST


Commit-ID: 039e13890b0615cb8c5c04b6afa84d676e24c761
Gitweb: http://git.kernel.org/tip/039e13890b0615cb8c5c04b6afa84d676e24c761
Author: Jan Beulich <JBeulich@xxxxxxxxxx>
AuthorDate: Mon, 28 Feb 2011 15:56:00 +0000
Committer: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Mon, 28 Feb 2011 18:06:22 +0100

x86: Remove unused bits from lib/thunk_*.S

Some of the items removed were apparently never used, others
simply didn't get removed with their last user.

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
LKML-Reference: <4D6BD3A002000078000341F1@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
arch/x86/lib/thunk_32.S | 18 ------------------
arch/x86/lib/thunk_64.S | 27 ---------------------------
2 files changed, 0 insertions(+), 45 deletions(-)

diff --git a/arch/x86/lib/thunk_32.S b/arch/x86/lib/thunk_32.S
index 650b11e..2930ae0 100644
--- a/arch/x86/lib/thunk_32.S
+++ b/arch/x86/lib/thunk_32.S
@@ -7,24 +7,6 @@

#include <linux/linkage.h>

-#define ARCH_TRACE_IRQS_ON \
- pushl %eax; \
- pushl %ecx; \
- pushl %edx; \
- call trace_hardirqs_on; \
- popl %edx; \
- popl %ecx; \
- popl %eax;
-
-#define ARCH_TRACE_IRQS_OFF \
- pushl %eax; \
- pushl %ecx; \
- pushl %edx; \
- call trace_hardirqs_off; \
- popl %edx; \
- popl %ecx; \
- popl %eax;
-
#ifdef CONFIG_TRACE_IRQFLAGS
/* put return address in eax (arg1) */
.macro thunk_ra name,func
diff --git a/arch/x86/lib/thunk_64.S b/arch/x86/lib/thunk_64.S
index bf9a7d5..782b082 100644
--- a/arch/x86/lib/thunk_64.S
+++ b/arch/x86/lib/thunk_64.S
@@ -22,26 +22,6 @@
CFI_ENDPROC
.endm

- /* rdi: arg1 ... normal C conventions. rax is passed from C. */
- .macro thunk_retrax name,func
- .globl \name
-\name:
- CFI_STARTPROC
- SAVE_ARGS
- call \func
- jmp restore_norax
- CFI_ENDPROC
- .endm
-
-
- .section .sched.text, "ax"
-#ifdef CONFIG_RWSEM_XCHGADD_ALGORITHM
- thunk rwsem_down_read_failed_thunk,rwsem_down_read_failed
- thunk rwsem_down_write_failed_thunk,rwsem_down_write_failed
- thunk rwsem_wake_thunk,rwsem_wake
- thunk rwsem_downgrade_thunk,rwsem_downgrade_wake
-#endif
-
#ifdef CONFIG_TRACE_IRQFLAGS
/* put return address in rdi (arg1) */
.macro thunk_ra name,func
@@ -72,10 +52,3 @@ restore:
RESTORE_ARGS
ret
CFI_ENDPROC
-
- CFI_STARTPROC
- SAVE_ARGS
-restore_norax:
- RESTORE_ARGS 1
- ret
- CFI_ENDPROC
--
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