Merge commit 'v2.6.29-rc4' into perfcounters/core

[safe/jmp/linux-2.6] / arch / x86 / kernel / entry_64.S

diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index eb0a070..8f8f61a 100644 (file)
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -347,6 +347,7 @@ ENTRY(save_args)
        popq_cfi %rax                   /* move return address... */
        mov PER_CPU_VAR(irq_stack_ptr),%rsp
        EMPTY_FRAME 0
+       pushq_cfi %rbp                  /* backlink for unwinder */
        pushq_cfi %rax                  /* ... to the new stack */
        /*
         * We entered an interrupt context - irqs are off: