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author | Thomas Gleixner <tglx@linutronix.de> | 2020-02-25 23:16:14 +0100 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2020-06-11 15:14:46 +0200 |
commit | 9d06c4027f21fcfa60221bd7203eda3c82568467 (patch) | |
tree | 450855df4bb92d85befbcb56a7d96047df2f3072 /arch/x86/include/asm/traps.h | |
parent | x86/traps: Prepare for using DEFINE_IDTENTRY (diff) | |
download | linux-9d06c4027f21fcfa60221bd7203eda3c82568467.tar.xz linux-9d06c4027f21fcfa60221bd7203eda3c82568467.zip |
x86/entry: Convert Divide Error to IDTENTRY
Convert #DE to IDTENTRY:
- Implement the C entry point with DEFINE_IDTENTRY
- Emit the ASM stub with DECLARE_IDTENTRY
- Remove the ASM idtentry in 64bit
- Remove the open coded ASM entry code in 32bit
- Fixup the XEN/PV code
No functional change.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Andy Lutomirski <luto@kernel.org>
Link: https://lkml.kernel.org/r/20200505134904.663914713@linutronix.de
Diffstat (limited to 'arch/x86/include/asm/traps.h')
-rw-r--r-- | arch/x86/include/asm/traps.h | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/x86/include/asm/traps.h b/arch/x86/include/asm/traps.h index 814273f8b166..e68cbf87fe4a 100644 --- a/arch/x86/include/asm/traps.h +++ b/arch/x86/include/asm/traps.h @@ -11,7 +11,6 @@ #define dotraplinkage __visible -asmlinkage void divide_error(void); asmlinkage void debug(void); asmlinkage void nmi(void); asmlinkage void int3(void); @@ -38,7 +37,6 @@ asmlinkage void machine_check(void); asmlinkage void simd_coprocessor_error(void); #if defined(CONFIG_X86_64) && defined(CONFIG_XEN_PV) -asmlinkage void xen_divide_error(void); asmlinkage void xen_xennmi(void); asmlinkage void xen_xendebug(void); asmlinkage void xen_int3(void); @@ -62,7 +60,6 @@ asmlinkage void xen_machine_check(void); asmlinkage void xen_simd_coprocessor_error(void); #endif -dotraplinkage void do_divide_error(struct pt_regs *regs, long error_code); dotraplinkage void do_debug(struct pt_regs *regs, long error_code); dotraplinkage void do_nmi(struct pt_regs *regs, long error_code); dotraplinkage void do_int3(struct pt_regs *regs, long error_code); |