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Diffstat (limited to 'arch/mips/oprofile/common.c')
-rw-r--r--arch/mips/oprofile/common.c28
1 files changed, 17 insertions, 11 deletions
diff --git a/arch/mips/oprofile/common.c b/arch/mips/oprofile/common.c
index ab65ce3d471..dd2cc42f1b6 100644
--- a/arch/mips/oprofile/common.c
+++ b/arch/mips/oprofile/common.c
@@ -3,7 +3,8 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
- * Copyright (C) 2004 by Ralf Baechle
+ * Copyright (C) 2004, 2005 Ralf Baechle
+ * Copyright (C) 2005 MIPS Technologies, Inc.
*/
#include <linux/errno.h>
#include <linux/init.h>
@@ -45,10 +46,10 @@ static int op_mips_create_files(struct super_block * sb, struct dentry * root)
oprofilefs_create_ulong(sb, dir, "enabled", &ctr[i].enabled);
oprofilefs_create_ulong(sb, dir, "event", &ctr[i].event);
oprofilefs_create_ulong(sb, dir, "count", &ctr[i].count);
- /* Dummies. */
oprofilefs_create_ulong(sb, dir, "kernel", &ctr[i].kernel);
oprofilefs_create_ulong(sb, dir, "user", &ctr[i].user);
oprofilefs_create_ulong(sb, dir, "exl", &ctr[i].exl);
+ /* Dummy. */
oprofilefs_create_ulong(sb, dir, "unit_mask", &ctr[i].unit_mask);
}
@@ -68,9 +69,10 @@ static void op_mips_stop(void)
on_each_cpu(model->cpu_stop, NULL, 0, 1);
}
-void __init oprofile_arch_init(struct oprofile_operations *ops)
+int __init oprofile_arch_init(struct oprofile_operations *ops)
{
struct op_mips_model *lmodel = NULL;
+ int res;
switch (current_cpu_data.cputype) {
case CPU_24K:
@@ -83,21 +85,25 @@ void __init oprofile_arch_init(struct oprofile_operations *ops)
};
if (!lmodel)
- return;
+ return -ENODEV;
- if (lmodel->init())
- return;
+ res = lmodel->init();
+ if (res)
+ return res;
model = lmodel;
- ops->create_files = op_mips_create_files;
- ops->setup = op_mips_setup;
- ops->start = op_mips_start;
- ops->stop = op_mips_stop;
- ops->cpu_type = lmodel->cpu_type;
+ ops->create_files = op_mips_create_files;
+ ops->setup = op_mips_setup;
+ //ops->shutdown = op_mips_shutdown;
+ ops->start = op_mips_start;
+ ops->stop = op_mips_stop;
+ ops->cpu_type = lmodel->cpu_type;
printk(KERN_INFO "oprofile: using %s performance monitoring.\n",
lmodel->cpu_type);
+
+ return 0;
}
void oprofile_arch_exit(void)