diff options
author | Kevin Hilman <khilman@linaro.org> | 2015-07-06 11:16:48 -0700 |
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committer | Kevin Hilman <khilman@linaro.org> | 2015-07-06 11:16:48 -0700 |
commit | c1c767d29bb2390308a35b69957b874e9446fe3b (patch) | |
tree | 6014e0b0838b2536c72452be4c5f5b2102922d04 /arch/x86/include/asm/segment.h | |
parent | 2cb9802eeb7f919f97df05b16ec128f4f5af366d (diff) | |
parent | 165797d05c15ab87ef7421c63a076ffa8477cbe4 (diff) |
Merge tag 'v3.14.45' of git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable into linux-linaro-lsk-v3.14lsk-v3.14-15.07
This is the 3.14.45 stable release
Diffstat (limited to 'arch/x86/include/asm/segment.h')
-rw-r--r-- | arch/x86/include/asm/segment.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/x86/include/asm/segment.h b/arch/x86/include/asm/segment.h index 6f1c3a8a33ab..bcc9a2f46c62 100644 --- a/arch/x86/include/asm/segment.h +++ b/arch/x86/include/asm/segment.h @@ -212,10 +212,21 @@ #define TLS_SIZE (GDT_ENTRY_TLS_ENTRIES * 8) #ifdef __KERNEL__ + +/* + * early_idt_handler_array is an array of entry points referenced in the + * early IDT. For simplicity, it's a real array with one entry point + * every nine bytes. That leaves room for an optional 'push $0' if the + * vector has no error code (two bytes), a 'push $vector_number' (two + * bytes), and a jump to the common entry code (up to five bytes). + */ +#define EARLY_IDT_HANDLER_SIZE 9 + #ifndef __ASSEMBLY__ -extern const char early_idt_handlers[NUM_EXCEPTION_VECTORS][2+2+5]; + +extern const char early_idt_handler_array[NUM_EXCEPTION_VECTORS][EARLY_IDT_HANDLER_SIZE]; #ifdef CONFIG_TRACING -#define trace_early_idt_handlers early_idt_handlers +# define trace_early_idt_handler_array early_idt_handler_array #endif /* |