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| author | H. Peter Anvin <hpa@zytor.com> | 2012-04-20 23:19:50 +0400 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2012-04-21 00:51:38 +0400 |
| commit | d7abc0fa997972ddb6d3c403e03a6eefda0c0881 (patch) | |
| tree | 06341564d87fd739a1417a9029ede19c042ad895 /arch | |
| parent | 6837a54dd6127f055dcb26d00fee0df05c07a674 (diff) | |
| download | linux-d7abc0fa997972ddb6d3c403e03a6eefda0c0881.tar.xz | |
x86, extable: Remove open-coded exception table entries in arch/x86/kernel/entry_64.S
Remove open-coded exception table entries in arch/x86/kernel/entry_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
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/entry_64.S | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index cdc79b5cfcd9..320852d02026 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -55,6 +55,7 @@ #include <asm/paravirt.h> #include <asm/ftrace.h> #include <asm/percpu.h> +#include <asm/asm.h> #include <linux/err.h> /* Avoid __ASSEMBLER__'ifying <linux/audit.h> just for this. */ @@ -900,18 +901,12 @@ restore_args: irq_return: INTERRUPT_RETURN - - .section __ex_table, "a" - .quad irq_return, bad_iret - .previous + _ASM_EXTABLE(irq_return, bad_iret) #ifdef CONFIG_PARAVIRT ENTRY(native_iret) iretq - - .section __ex_table,"a" - .quad native_iret, bad_iret - .previous + _ASM_EXTABLE(native_iret, bad_iret) #endif .section .fixup,"ax" @@ -1181,10 +1176,7 @@ gs_change: CFI_ENDPROC END(native_load_gs_index) - .section __ex_table,"a" - .align 8 - .quad gs_change,bad_gs - .previous + _ASM_EXTABLE(gs_change,bad_gs) .section .fixup,"ax" /* running with kernelgs */ bad_gs: |