aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/oprofile/common.c
diff options
context:
space:
mode:
authorRussell King <rmk@dyn-67.arm.linux.org.uk>2006-03-16 11:32:51 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-03-21 23:30:02 +0000
commitae92dc9f7bc9018f1d043f102747a1f1e4dd96fb (patch)
treebadf1461067e30a7ee39100ca23b7ce1772773b3 /arch/arm/oprofile/common.c
parent93ad79496c8831552d5f8ca7c182f149cc3cf19a (diff)
downloadlinux-linaro-stable-ae92dc9f7bc9018f1d043f102747a1f1e4dd96fb.tar.gz
[ARM] Oprofile: dynamically allocate counter_config
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/oprofile/common.c')
-rw-r--r--arch/arm/oprofile/common.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c
index b57b6d11c9fb..de72902ad0ca 100644
--- a/arch/arm/oprofile/common.c
+++ b/arch/arm/oprofile/common.c
@@ -10,6 +10,7 @@
#include <linux/init.h>
#include <linux/oprofile.h>
#include <linux/errno.h>
+#include <linux/slab.h>
#include <linux/sysdev.h>
#include <linux/mutex.h>
@@ -20,7 +21,7 @@ static struct op_arm_model_spec *op_arm_model;
static int op_arm_enabled;
static DEFINE_MUTEX(op_arm_mutex);
-struct op_counter_config counter_config[OP_MAX_COUNTER];
+struct op_counter_config *counter_config;
static int op_arm_create_files(struct super_block *sb, struct dentry *root)
{
@@ -28,7 +29,7 @@ static int op_arm_create_files(struct super_block *sb, struct dentry *root)
for (i = 0; i < op_arm_model->num_counters; i++) {
struct dentry *dir;
- char buf[2];
+ char buf[4];
snprintf(buf, sizeof buf, "%d", i);
dir = oprofilefs_mkdir(sb, root, buf);
@@ -139,6 +140,11 @@ int __init oprofile_arch_init(struct oprofile_operations *ops)
if (ret < 0)
return ret;
+ counter_config = kmalloc(sizeof(struct op_counter_config) * spec->num_counters,
+ GFP_KERNEL);
+ if (!counter_config)
+ return -ENOMEM;
+
op_arm_model = spec;
init_driverfs();
ops->create_files = op_arm_create_files;
@@ -160,4 +166,5 @@ void oprofile_arch_exit(void)
exit_driverfs();
op_arm_model = NULL;
}
+ kfree(counter_config);
}