Part of the NMI handler is missing annotations. Just moving
the RING0_INT_FRAME macro fixes it. And additional comments
should warn anyone changing this to recheck the annotations.
Signed-off-by: Chuck Ebbert <[email protected]>
--- 2.6.18-rc4-nb.orig/arch/i386/kernel/entry.S
+++ 2.6.18-rc4-nb/arch/i386/kernel/entry.S
@@ -750,6 +750,7 @@ ENTRY(nmi)
cmpl $sysenter_entry,12(%esp)
je nmi_debug_stack_check
nmi_stack_correct:
+ /* We have a RING0_INT_FRAME here */
pushl %eax
CFI_ADJUST_CFA_OFFSET 4
SAVE_ALL
@@ -760,9 +761,12 @@ nmi_stack_correct:
CFI_ENDPROC
nmi_stack_fixup:
+ RING0_INT_FRAME
FIX_STACK(12,nmi_stack_correct, 1)
jmp nmi_stack_correct
+
nmi_debug_stack_check:
+ /* We have a RING0_INT_FRAME here */
cmpw $__KERNEL_CS,16(%esp)
jne nmi_stack_correct
cmpl $debug,(%esp)
@@ -773,8 +777,10 @@ nmi_debug_stack_check:
jmp nmi_stack_correct
nmi_16bit_stack:
- RING0_INT_FRAME
- /* create the pointer to lss back */
+ /* We have a RING0_INT_FRAME here.
+ *
+ * create the pointer to lss back
+ */
pushl %ss
CFI_ADJUST_CFA_OFFSET 4
pushl %esp
--
Chuck
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