powerpc: iseries: Fix a bogus comment

A comment in lpevents.c refers to code that's actually in HvCallEvent.h.
The code in HvCallEvent.h is pretty obvious, so just remove the comment
altogether.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Acked-by: Stephen Rothwell <sfr@canb.auug.org.au>
diff --git a/arch/powerpc/platforms/iseries/lpevents.c b/arch/powerpc/platforms/iseries/lpevents.c
index f8b4155..54c7753 100644
--- a/arch/powerpc/platforms/iseries/lpevents.c
+++ b/arch/powerpc/platforms/iseries/lpevents.c
@@ -184,11 +184,7 @@
 {
 	void *eventStack;
 
-	/*
-	 * Allocate a page for the Event Stack. The Hypervisor needs the
-	 * absolute real address, so we subtract out the KERNELBASE and add
-	 * in the absolute real address of the kernel load area.
-	 */
+	/* Allocate a page for the Event Stack. */
 	eventStack = alloc_bootmem_pages(LpEventStackSize);
 	memset(eventStack, 0, LpEventStackSize);