diff options
Diffstat (limited to 'drivers/staging/batman-adv/bat_debugfs.c')
| -rw-r--r-- | drivers/staging/batman-adv/bat_debugfs.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/staging/batman-adv/bat_debugfs.c b/drivers/staging/batman-adv/bat_debugfs.c index 22f3eb9..cbac1a5 100644 --- a/drivers/staging/batman-adv/bat_debugfs.c +++ b/drivers/staging/batman-adv/bat_debugfs.c @@ -54,12 +54,11 @@ static int fdebug_log(struct debug_log *debug_log, char *fmt, ...) va_list args; static char debug_log_buf[256]; char *p; - unsigned long flags; if (!debug_log) return 0; - spin_lock_irqsave(&debug_log->lock, flags); + spin_lock_bh(&debug_log->lock); va_start(args, fmt); printed_len = vscnprintf(debug_log_buf, sizeof(debug_log_buf), fmt, args); @@ -68,7 +67,7 @@ static int fdebug_log(struct debug_log *debug_log, char *fmt, ...) for (p = debug_log_buf; *p != 0; p++) emit_log_char(debug_log, *p); - spin_unlock_irqrestore(&debug_log->lock, flags); + spin_unlock_bh(&debug_log->lock); wake_up(&debug_log->queue_wait); @@ -110,7 +109,6 @@ static ssize_t log_read(struct file *file, char __user *buf, struct debug_log *debug_log = bat_priv->debug_log; int error, i = 0; char c; - unsigned long flags; if ((file->f_flags & O_NONBLOCK) && !(debug_log->log_end - debug_log->log_start)) @@ -131,7 +129,7 @@ static ssize_t log_read(struct file *file, char __user *buf, if (error) return error; - spin_lock_irqsave(&debug_log->lock, flags); + spin_lock_bh(&debug_log->lock); while ((!error) && (i < count) && (debug_log->log_start != debug_log->log_end)) { @@ -139,18 +137,18 @@ static ssize_t log_read(struct file *file, char __user *buf, debug_log->log_start++; - spin_unlock_irqrestore(&debug_log->lock, flags); + spin_unlock_bh(&debug_log->lock); error = __put_user(c, buf); - spin_lock_irqsave(&debug_log->lock, flags); + spin_lock_bh(&debug_log->lock); buf++; i++; } - spin_unlock_irqrestore(&debug_log->lock, flags); + spin_unlock_bh(&debug_log->lock); if (!error) return i; |