arch/x86/: spelling fixes

Spelling fixes.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/x86/kernel/mpparse_32.c b/arch/x86/kernel/mpparse_32.c
index bfcfc41..a4c0537 100644
--- a/arch/x86/kernel/mpparse_32.c
+++ b/arch/x86/kernel/mpparse_32.c
@@ -1050,7 +1050,7 @@
 	int idx, bit = 0;
 	static int pci_irq = IRQ_COMPRESSION_START;
 	/*
-	 * Mapping between Global System Interrups, which
+	 * Mapping between Global System Interrupts, which
 	 * represent all possible interrupts, and IRQs
 	 * assigned to actual devices.
 	 */