X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fpowerpc%2Foprofile%2Fcommon.c;h=b6d82390b6a6a8bbf854b04d72135ba91439da97;hb=refs%2Fheads%2Fvserver;hp=cc2535be3a73641326f49c4bb73233729ce7d314;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git

diff --git a/arch/powerpc/oprofile/common.c b/arch/powerpc/oprofile/common.c
index cc2535be3..b6d82390b 100644
--- a/arch/powerpc/oprofile/common.c
+++ b/arch/powerpc/oprofile/common.c
@@ -22,6 +22,7 @@
 #include <asm/pmc.h>
 #include <asm/cputable.h>
 #include <asm/oprofile_impl.h>
+#include <asm/firmware.h>
 
 static struct op_powerpc_model *model;
 
@@ -33,6 +34,11 @@ static void op_handle_interrupt(struct pt_regs *regs)
 	model->handle_interrupt(regs, ctr);
 }
 
+static void op_powerpc_cpu_setup(void *dummy)
+{
+	model->cpu_setup(ctr);
+}
+
 static int op_powerpc_setup(void)
 {
 	int err;
@@ -46,7 +52,7 @@ static int op_powerpc_setup(void)
 	model->reg_setup(ctr, &sys, model->num_counters);
 
 	/* Configure the registers on all cpus.  */
-	on_each_cpu(model->cpu_setup, NULL, 0, 1);
+	on_each_cpu(op_powerpc_cpu_setup, NULL, 0, 1);
 
 	return 0;
 }
@@ -63,7 +69,10 @@ static void op_powerpc_cpu_start(void *dummy)
 
 static int op_powerpc_start(void)
 {
-	on_each_cpu(op_powerpc_cpu_start, NULL, 0, 1);
+	if (model->global_start)
+		model->global_start(ctr);
+	if (model->start)
+		on_each_cpu(op_powerpc_cpu_start, NULL, 0, 1);
 	return 0;
 }
 
@@ -74,7 +83,10 @@ static inline void op_powerpc_cpu_stop(void *dummy)
 
 static void op_powerpc_stop(void)
 {
-	on_each_cpu(op_powerpc_cpu_stop, NULL, 0, 1);
+	if (model->stop)
+		on_each_cpu(op_powerpc_cpu_stop, NULL, 0, 1);
+        if (model->global_stop)
+                model->global_stop();
 }
 
 static int op_powerpc_create_files(struct super_block *sb, struct dentry *root)
@@ -93,7 +105,7 @@ static int op_powerpc_create_files(struct super_block *sb, struct dentry *root)
 
 	for (i = 0; i < model->num_counters; ++i) {
 		struct dentry *dir;
-		char buf[3];
+		char buf[4];
 
 		snprintf(buf, sizeof buf, "%d", i);
 		dir = oprofilefs_mkdir(sb, root, buf);
@@ -117,18 +129,10 @@ static int op_powerpc_create_files(struct super_block *sb, struct dentry *root)
 
 	oprofilefs_create_ulong(sb, root, "enable_kernel", &sys.enable_kernel);
 	oprofilefs_create_ulong(sb, root, "enable_user", &sys.enable_user);
-#ifdef CONFIG_PPC64
-	oprofilefs_create_ulong(sb, root, "backtrace_spinlocks",
-				&sys.backtrace_spinlocks);
-#endif
 
 	/* Default to tracing both kernel and user */
 	sys.enable_kernel = 1;
 	sys.enable_user = 1;
-#ifdef CONFIG_PPC64
-	/* Turn on backtracing through spinlocks by default */
-	sys.backtrace_spinlocks = 1;
-#endif
 
 	return 0;
 }
@@ -138,15 +142,24 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
 	if (!cur_cpu_spec->oprofile_cpu_type)
 		return -ENODEV;
 
+	if (firmware_has_feature(FW_FEATURE_ISERIES))
+		return -ENODEV;
+
 	switch (cur_cpu_spec->oprofile_type) {
 #ifdef CONFIG_PPC64
+#ifdef CONFIG_PPC_CELL_NATIVE
+		case PPC_OPROFILE_CELL:
+			model = &op_model_cell;
+			break;
+#endif
 		case PPC_OPROFILE_RS64:
 			model = &op_model_rs64;
 			break;
 		case PPC_OPROFILE_POWER4:
 			model = &op_model_power4;
 			break;
-#else
+#endif
+#ifdef CONFIG_6xx
 		case PPC_OPROFILE_G4:
 			model = &op_model_7450;
 			break;
@@ -168,8 +181,9 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
 	ops->shutdown = op_powerpc_shutdown;
 	ops->start = op_powerpc_start;
 	ops->stop = op_powerpc_stop;
+	ops->backtrace = op_powerpc_backtrace;
 
-	printk(KERN_INFO "oprofile: using %s performance monitoring.\n",
+	printk(KERN_DEBUG "oprofile: using %s performance monitoring.\n",
 	       ops->cpu_type);
 
 	return 0;