forked from Minki/linux
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
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@ -13,6 +13,7 @@
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#include <asm/thread_info.h>
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#include <asm/segment.h>
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#include <asm/irqflags.h>
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#include <asm/asm.h>
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#include <linux/linkage.h>
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#include <linux/err.h>
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@ -146,9 +147,7 @@ ENTRY(ia32_sysenter_target)
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/* no need to do an access_ok check here because rbp has been
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32bit zero extended */
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1: movl (%rbp),%ebp
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.section __ex_table,"a"
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.quad 1b,ia32_badarg
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.previous
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_ASM_EXTABLE(1b,ia32_badarg)
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orl $TS_COMPAT,TI_status+THREAD_INFO(%rsp,RIP-ARGOFFSET)
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testl $_TIF_WORK_SYSCALL_ENTRY,TI_flags+THREAD_INFO(%rsp,RIP-ARGOFFSET)
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CFI_REMEMBER_STATE
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