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authorH. Peter Anvin <hpa@zytor.com>2012-04-20 15:19:50 -0400
committerH. Peter Anvin <hpa@zytor.com>2012-04-20 16:51:38 -0400
commit1ce6f86815a392acce2b45512106b525dc994cc0 (patch)
tree2d935c08dea6fa352b8c45ff0c4aa7b580334028 /arch/x86/ia32/ia32entry.S
parentd4541805e812abb5110d5de83246488fa0aa9a8e (diff)
x86, extable: Remove open-coded exception table entries in arch/x86/ia32/ia32entry.S
Remove open-coded exception table entries in arch/x86/ia32/ia32entry.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
Diffstat (limited to 'arch/x86/ia32/ia32entry.S')
-rw-r--r--arch/x86/ia32/ia32entry.S5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/x86/ia32/ia32entry.S b/arch/x86/ia32/ia32entry.S
index e3e734005e1..eb48edd0cad 100644
--- a/arch/x86/ia32/ia32entry.S
+++ b/arch/x86/ia32/ia32entry.S
@@ -13,6 +13,7 @@
13#include <asm/thread_info.h> 13#include <asm/thread_info.h>
14#include <asm/segment.h> 14#include <asm/segment.h>
15#include <asm/irqflags.h> 15#include <asm/irqflags.h>
16#include <asm/asm.h>
16#include <linux/linkage.h> 17#include <linux/linkage.h>
17#include <linux/err.h> 18#include <linux/err.h>
18 19
@@ -146,9 +147,7 @@ ENTRY(ia32_sysenter_target)
146 /* no need to do an access_ok check here because rbp has been 147 /* no need to do an access_ok check here because rbp has been
147 32bit zero extended */ 148 32bit zero extended */
1481: movl (%rbp),%ebp 1491: movl (%rbp),%ebp
149 .section __ex_table,"a" 150 _ASM_EXTABLE(1b,ia32_badarg)
150 .quad 1b,ia32_badarg
151 .previous
152 orl $TS_COMPAT,TI_status+THREAD_INFO(%rsp,RIP-ARGOFFSET) 151 orl $TS_COMPAT,TI_status+THREAD_INFO(%rsp,RIP-ARGOFFSET)
153 testl $_TIF_WORK_SYSCALL_ENTRY,TI_flags+THREAD_INFO(%rsp,RIP-ARGOFFSET) 152 testl $_TIF_WORK_SYSCALL_ENTRY,TI_flags+THREAD_INFO(%rsp,RIP-ARGOFFSET)
154 CFI_REMEMBER_STATE 153 CFI_REMEMBER_STATE