[PATCH 9/11] PPC64: use xPMCRegsInUse

[Stephen Rothwell]

Hi Andrew,

This fixes an aweful piece of code that could have just referenced
xPMCRegsInUse in the lppaca structure.

Signed-off-by: Stephen Rothwell <sfr at canb.auug.org.au>
-- 
Cheers,
Stephen Rothwell                    sfr at canb.auug.org.au
http://www.canb.auug.org.au/~sfr/

diff -ruN linus-bk-naca.8/arch/ppc64/kernel/sysfs.c linus-bk-naca.9/arch/ppc64/kernel/sysfs.c
--- linus-bk-naca.8/arch/ppc64/kernel/sysfs.c	2004-12-31 14:52:14.000000000 +1100
+++ linus-bk-naca.9/arch/ppc64/kernel/sysfs.c	2004-12-13 14:49:37.000000000 +1100
@@ -14,6 +14,8 @@
 #include <asm/hvcall.h>
 #include <asm/prom.h>
 #include <asm/systemcfg.h>
+#include <asm/paca.h>
+#include <asm/iSeries/ItLpPaca.h>
 
 
 /* SMT stuff */
@@ -154,10 +156,8 @@
 
 #ifdef CONFIG_PPC_PSERIES
 	/* instruct hypervisor to maintain PMCs */
-	if (cur_cpu_spec->firmware_features & FW_FEATURE_SPLPAR) {
-		char *ptr = (char *)&paca[smp_processor_id()].lppaca;
-		ptr[0xBB] = 1;
-	}
+	if (cur_cpu_spec->firmware_features & FW_FEATURE_SPLPAR)
+		get_paca()->lppaca.xPMCRegsInUse = 1;
 
 	/*
 	 * On SMT machines we have to set the run latch in the ctrl register
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