fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / arch / powerpc / oprofile / common.c

diff --git a/arch/powerpc/oprofile/common.c b/arch/powerpc/oprofile/common.c
index cc2535b..b6d8239 100644 (file)
--- 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;