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authorH. Peter Anvin <hpa@zytor.com>2012-04-20 12:19:50 -0700
committerH. Peter Anvin <hpa@zytor.com>2012-04-20 13:51:38 -0700
commit5d6f8d77ede50417dcca4c31a74f0d40a1ee537a (patch)
tree140d7cecdbc71d64dfa9888f68b9d7d5e954c1b6 /arch/x86/kernel/test_rodata.c
parentx86, extable: Remove open-coded exception table entries in arch/x86/kernel/entry_64.S (diff)
downloadlinux-dev-5d6f8d77ede50417dcca4c31a74f0d40a1ee537a.tar.xz
linux-dev-5d6f8d77ede50417dcca4c31a74f0d40a1ee537a.zip
x86, extable: Remove open-coded exception table entries in arch/x86/kernel/test_rodata.c
Remove open-coded exception table entries in arch/x86/kernel/test_rodata.c, 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 '')
-rw-r--r--arch/x86/kernel/test_rodata.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/arch/x86/kernel/test_rodata.c b/arch/x86/kernel/test_rodata.c
index c29e235792af..b79133abda48 100644
--- a/arch/x86/kernel/test_rodata.c
+++ b/arch/x86/kernel/test_rodata.c
@@ -12,6 +12,7 @@
#include <linux/module.h>
#include <asm/cacheflush.h>
#include <asm/sections.h>
+#include <asm/asm.h>
int rodata_test(void)
{
@@ -42,14 +43,7 @@ int rodata_test(void)
".section .fixup,\"ax\"\n"
"2: jmp 1b\n"
".previous\n"
- ".section __ex_table,\"a\"\n"
- " .align 16\n"
-#ifdef CONFIG_X86_32
- " .long 0b,2b\n"
-#else
- " .quad 0b,2b\n"
-#endif
- ".previous"
+ _ASM_EXTABLE(0b,2b)
: [rslt] "=r" (result)
: [rodata_test] "r" (&rodata_test_data), [zero] "r" (0UL)
);