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| author |   Andy Lutomirski <luto@kernel.org> | 2016-04-02 07:01:33 -0700 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2016-04-13 11:37:44 +0200 |
| commit | 0d0efc07f3df677d7622bb760f8e2920b5e33f42 (patch) | |
| tree | de5e3d80d534662dd954a97aeaf8d13809e2899d /arch/x86/kernel/head_32.S | |
| parent | x86/head: Pass a real pt_regs and trapnr to early_fixup_exception() (diff) | |
| download | linux-dev-0d0efc07f3df677d7622bb760f8e2920b5e33f42.tar.xz linux-dev-0d0efc07f3df677d7622bb760f8e2920b5e33f42.zip | |
x86/head: Move the early NMI fixup into C
C is nicer than asm.
Tested-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: KVM list <kvm@vger.kernel.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: xen-devel <Xen-devel@lists.xen.org>
Link: http://lkml.kernel.org/r/dd068269f8d59fe44e9e43a50d0efd67da65c2b5.1459605520.git.luto@kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/head_32.S')
| -rw-r--r-- | arch/x86/kernel/head_32.S | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index 0904536cd45c..184291c72c22 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -561,9 +561,6 @@ early_idt_handler_common: */ cld - cmpl $2,(%esp) # X86_TRAP_NMI - je .Lis_nmi # Ignore NMI - cmpl $2,%ss:early_recursion_flag je hlt_loop incl %ss:early_recursion_flag @@ -642,10 +639,6 @@ early_idt_handler_common: hlt_loop: hlt jmp hlt_loop - -.Lis_nmi: - addl $8,%esp /* drop vector number and error code */ - iret ENDPROC(early_idt_handler_common) /* This is the default interrupt "handler" :-) */ |