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Subject[tip:x86/extable] x86, extable: Remove open-coded exception table entries in arch/x86/lib/csum-copy_64.S
Commit-ID:  015e6f11a9737684469feef9d523373b1746159d
Gitweb: http://git.kernel.org/tip/015e6f11a9737684469feef9d523373b1746159d
Author: H. Peter Anvin <hpa@zytor.com>
AuthorDate: Fri, 20 Apr 2012 12:19:51 -0700
Committer: H. Peter Anvin <hpa@zytor.com>
CommitDate: Fri, 20 Apr 2012 13:51:39 -0700

x86, extable: Remove open-coded exception table entries in arch/x86/lib/csum-copy_64.S

Remove open-coded exception table entries in arch/x86/lib/csum-copy_64.S,
and replace them with _ASM_EXTABLE() macros; this will allow us to
change the format and type of the exception table entries.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Cc: David Daney <david.daney@cavium.com>
Link: http://lkml.kernel.org/r/CA%2B55aFyijf43qSu3N9nWHEBwaGbb7T2Oq9A=9EyR=Jtyqfq_cQ@mail.gmail.com
---
arch/x86/lib/csum-copy_64.S | 16 ++++------------
1 files changed, 4 insertions(+), 12 deletions(-)

diff --git a/arch/x86/lib/csum-copy_64.S b/arch/x86/lib/csum-copy_64.S
index fb903b7..2419d5f 100644
--- a/arch/x86/lib/csum-copy_64.S
+++ b/arch/x86/lib/csum-copy_64.S
@@ -8,6 +8,7 @@
#include <linux/linkage.h>
#include <asm/dwarf2.h>
#include <asm/errno.h>
+#include <asm/asm.h>

/*
* Checksum copy with exception handling.
@@ -31,26 +32,17 @@

.macro source
10:
- .section __ex_table, "a"
- .align 8
- .quad 10b, .Lbad_source
- .previous
+ _ASM_EXTABLE(10b, .Lbad_source)
.endm

.macro dest
20:
- .section __ex_table, "a"
- .align 8
- .quad 20b, .Lbad_dest
- .previous
+ _ASM_EXTABLE(20b, .Lbad_dest)
.endm

.macro ignore L=.Lignore
30:
- .section __ex_table, "a"
- .align 8
- .quad 30b, \L
- .previous
+ _ASM_EXTABLE(30b, \L)
.endm


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