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Subject[patch V3 01/25] x86/kgbd: Use NMI_VECTOR not APIC_DM_NMI
apic->send_IPI_allbutself() takes a vector number as argument.

APIC_DM_NMI is clearly not a vector number. It's defined to 0x400 which is
outside the vector space.

Use NMI_VECTOR instead as that's what it is intended to be.

Fixes: 82da3ff89dc2 ("x86: kgdb support")
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20190704155608.347938562@linutronix.de

---
V2: New patch
---
arch/x86/kernel/kgdb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/x86/kernel/kgdb.c
+++ b/arch/x86/kernel/kgdb.c
@@ -416,7 +416,7 @@ static void kgdb_disable_hw_debug(struct
*/
void kgdb_roundup_cpus(void)
{
- apic->send_IPI_allbutself(APIC_DM_NMI);
+ apic->send_IPI_allbutself(NMI_VECTOR);
}
#endif


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