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/kernel/head_64.S | |
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/kernel/head_64.S')
-rw-r--r-- | arch/x86/kernel/head_64.S | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S index a468c0a65c42..a2dc0add72ed 100644 --- a/arch/x86/kernel/head_64.S +++ b/arch/x86/kernel/head_64.S @@ -321,26 +321,28 @@ bad_address: jmp bad_address __INIT - .globl early_idt_handlers -early_idt_handlers: +ENTRY(early_idt_handler_array) # 104(%rsp) %rflags # 96(%rsp) %cs # 88(%rsp) %rip # 80(%rsp) error code i = 0 .rept NUM_EXCEPTION_VECTORS - .if (EXCEPTION_ERRCODE_MASK >> i) & 1 - ASM_NOP2 - .else + .ifeq (EXCEPTION_ERRCODE_MASK >> i) & 1 pushq $0 # Dummy error code, to make stack frame uniform .endif pushq $i # 72(%rsp) Vector number - jmp early_idt_handler + jmp early_idt_handler_common i = i + 1 + .fill early_idt_handler_array + i*EARLY_IDT_HANDLER_SIZE - ., 1, 0xcc .endr +ENDPROC(early_idt_handler_array) -/* This is global to keep gas from relaxing the jumps */ -ENTRY(early_idt_handler) +early_idt_handler_common: + /* + * The stack is the hardware frame, an error code or zero, and the + * vector number. + */ cld cmpl $2,(%rsp) # X86_TRAP_NMI @@ -412,7 +414,7 @@ ENTRY(early_idt_handler) is_nmi: addq $16,%rsp # drop vector number and error code INTERRUPT_RETURN -ENDPROC(early_idt_handler) +ENDPROC(early_idt_handler_common) __INITDATA |