X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=arch%2Fx86%2Foprofile%2Fop_model_ppro.c;h=3f1b81a83e2e5be2ebd1cabde2a66b71ccd20306;hb=7c64ade53a6f977d73f16243865c42ceae999aea;hp=12e207a67f1b59940a43ec182b8942a6ce2ddb34;hpb=b99170288421c79f0c2efa8b33e26e65f4bb7fb8;p=linux-2.6-omap-h63xx.git

diff --git a/arch/x86/oprofile/op_model_ppro.c b/arch/x86/oprofile/op_model_ppro.c
index 12e207a67f1..3f1b81a83e2 100644
--- a/arch/x86/oprofile/op_model_ppro.c
+++ b/arch/x86/oprofile/op_model_ppro.c
@@ -27,8 +27,7 @@ static int num_counters = 2;
 static int counter_width = 32;
 
 #define CTR_IS_RESERVED(msrs, c) (msrs->counters[(c)].addr ? 1 : 0)
-#define CTR_READ(l, h, msrs, c) do {rdmsr(msrs->counters[(c)].addr, (l), (h)); } while (0)
-#define CTR_OVERFLOWED(n) (!((n) & (1U<<(counter_width-1))))
+#define CTR_OVERFLOWED(n) (!((n) & (1ULL<<(counter_width-1))))
 
 #define CTRL_IS_RESERVED(msrs, c) (msrs->controls[(c)].addr ? 1 : 0)
 #define CTRL_READ(l, h, msrs, c) do {rdmsr((msrs->controls[(c)].addr), (l), (h)); } while (0)
@@ -124,14 +123,14 @@ static void ppro_setup_ctrs(struct op_msrs const * const msrs)
 static int ppro_check_ctrs(struct pt_regs * const regs,
 			   struct op_msrs const * const msrs)
 {
-	unsigned int low, high;
+	u64 val;
 	int i;
 
 	for (i = 0 ; i < num_counters; ++i) {
 		if (!reset_value[i])
 			continue;
-		CTR_READ(low, high, msrs, i);
-		if (CTR_OVERFLOWED(low)) {
+		rdmsrl(msrs->counters[i].addr, val);
+		if (CTR_OVERFLOWED(val)) {
 			oprofile_add_sample(regs, i);
 			wrmsrl(msrs->counters[i].addr, -reset_value[i]);
 		}
@@ -200,15 +199,15 @@ static void ppro_shutdown(struct op_msrs const * const msrs)
 }
 
 
-struct op_x86_model_spec const op_ppro_spec = {
-	.num_counters = 2,
-	.num_controls = 2,
-	.fill_in_addresses = &ppro_fill_in_addresses,
-	.setup_ctrs = &ppro_setup_ctrs,
-	.check_ctrs = &ppro_check_ctrs,
-	.start = &ppro_start,
-	.stop = &ppro_stop,
-	.shutdown = &ppro_shutdown
+struct op_x86_model_spec op_ppro_spec = {
+	.num_counters		= 2,	/* can be overriden */
+	.num_controls		= 2,	/* dito */
+	.fill_in_addresses	= &ppro_fill_in_addresses,
+	.setup_ctrs		= &ppro_setup_ctrs,
+	.check_ctrs		= &ppro_check_ctrs,
+	.start			= &ppro_start,
+	.stop			= &ppro_stop,
+	.shutdown		= &ppro_shutdown
 };
 
 /*
@@ -238,15 +237,17 @@ void arch_perfmon_setup_counters(void)
 
 	op_arch_perfmon_spec.num_counters = num_counters;
 	op_arch_perfmon_spec.num_controls = num_counters;
+	op_ppro_spec.num_counters = num_counters;
+	op_ppro_spec.num_controls = num_counters;
 }
 
 struct op_x86_model_spec op_arch_perfmon_spec = {
 	/* num_counters/num_controls filled in at runtime */
-	.fill_in_addresses = &ppro_fill_in_addresses,
+	.fill_in_addresses	= &ppro_fill_in_addresses,
 	/* user space does the cpuid check for available events */
-	.setup_ctrs = &ppro_setup_ctrs,
-	.check_ctrs = &ppro_check_ctrs,
-	.start = &ppro_start,
-	.stop = &ppro_stop,
-	.shutdown = &ppro_shutdown
+	.setup_ctrs		= &ppro_setup_ctrs,
+	.check_ctrs		= &ppro_check_ctrs,
+	.start			= &ppro_start,
+	.stop			= &ppro_stop,
+	.shutdown		= &ppro_shutdown
 };