diff options
Diffstat (limited to 'arch/arm/oprofile/common.c')
| -rw-r--r-- | arch/arm/oprofile/common.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c index b57b6d11c9f..de72902ad0c 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); } |