diff options
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/cio/qdio_debug.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/drivers/s390/cio/qdio_debug.c b/drivers/s390/cio/qdio_debug.c index b5390821434f..f05590355be8 100644 --- a/drivers/s390/cio/qdio_debug.c +++ b/drivers/s390/cio/qdio_debug.c @@ -20,6 +20,7 @@ static struct dentry *debugfs_root; #define MAX_DEBUGFS_QUEUES 32 static struct dentry *debugfs_queues[MAX_DEBUGFS_QUEUES] = { NULL }; static DEFINE_MUTEX(debugfs_mutex); +#define QDIO_DEBUGFS_NAME_LEN 40 void qdio_allocate_do_dbf(struct qdio_initialize *init_data) { @@ -152,17 +153,6 @@ static int qstat_seq_open(struct inode *inode, struct file *filp) filp->f_path.dentry->d_inode->i_private); } -static void get_queue_name(struct qdio_q *q, struct ccw_device *cdev, char *name) -{ - memset(name, 0, sizeof(name)); - sprintf(name, "%s", dev_name(&cdev->dev)); - if (q->is_input_q) - sprintf(name + strlen(name), "_input"); - else - sprintf(name + strlen(name), "_output"); - sprintf(name + strlen(name), "_%d", q->nr); -} - static void remove_debugfs_entry(struct qdio_q *q) { int i; @@ -189,14 +179,17 @@ static struct file_operations debugfs_fops = { static void setup_debugfs_entry(struct qdio_q *q, struct ccw_device *cdev) { int i = 0; - char name[40]; + char name[QDIO_DEBUGFS_NAME_LEN]; while (debugfs_queues[i] != NULL) { i++; if (i >= MAX_DEBUGFS_QUEUES) return; } - get_queue_name(q, cdev, name); + snprintf(name, QDIO_DEBUGFS_NAME_LEN, "%s_%s_%d", + dev_name(&cdev->dev), + q->is_input_q ? "input" : "output", + q->nr); debugfs_queues[i] = debugfs_create_file(name, S_IFREG | S_IRUGO | S_IWUSR, debugfs_root, q, &debugfs_fops); } |