diff options
| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2006-03-16 11:32:51 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-03-21 23:30:02 +0000 |
| commit | ae92dc9f7bc9018f1d043f102747a1f1e4dd96fb (patch) | |
| tree | badf1461067e30a7ee39100ca23b7ce1772773b3 /arch | |
| parent | 93ad79496c8831552d5f8ca7c182f149cc3cf19a (diff) | |
[ARM] Oprofile: dynamically allocate counter_config
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/oprofile/common.c | 11 | ||||
| -rw-r--r-- | arch/arm/oprofile/op_counter.h | 2 |
2 files changed, 10 insertions, 3 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); } diff --git a/arch/arm/oprofile/op_counter.h b/arch/arm/oprofile/op_counter.h index 153c1d467f2..8c5351d751c 100644 --- a/arch/arm/oprofile/op_counter.h +++ b/arch/arm/oprofile/op_counter.h @@ -24,6 +24,6 @@ struct op_counter_config { unsigned long user; }; -extern struct op_counter_config counter_config[]; +extern struct op_counter_config *counter_config; #endif /* OP_COUNTER_H */ |