diff options
Diffstat (limited to 'arch/s390/kernel/debug.c')
| -rw-r--r-- | arch/s390/kernel/debug.c | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c index c960797c8a6f..df916738fbd8 100644 --- a/arch/s390/kernel/debug.c +++ b/arch/s390/kernel/debug.c @@ -900,12 +900,16 @@ debug_entry_t *debug_event_common(debug_info_t *id, int level, const void *buf, } else { spin_lock_irqsave(&id->lock, flags); } - active = get_active_entry(id); - memset(DEBUG_DATA(active), 0, id->buf_size); - memcpy(DEBUG_DATA(active), buf, min(len, id->buf_size)); - debug_finish_entry(id, active, level, 0); - spin_unlock_irqrestore(&id->lock, flags); + do { + active = get_active_entry(id); + memset(DEBUG_DATA(active), 0, id->buf_size); + memcpy(DEBUG_DATA(active), buf, min(len, id->buf_size)); + debug_finish_entry(id, active, level, 0); + len -= id->buf_size; + buf += id->buf_size; + } while (len > 0); + spin_unlock_irqrestore(&id->lock, flags); return active; } EXPORT_SYMBOL(debug_event_common); @@ -928,12 +932,16 @@ debug_entry_t *debug_exception_common(debug_info_t *id, int level, } else { spin_lock_irqsave(&id->lock, flags); } - active = get_active_entry(id); - memset(DEBUG_DATA(active), 0, id->buf_size); - memcpy(DEBUG_DATA(active), buf, min(len, id->buf_size)); - debug_finish_entry(id, active, level, 1); - spin_unlock_irqrestore(&id->lock, flags); + do { + active = get_active_entry(id); + memset(DEBUG_DATA(active), 0, id->buf_size); + memcpy(DEBUG_DATA(active), buf, min(len, id->buf_size)); + debug_finish_entry(id, active, level, len <= id->buf_size); + len -= id->buf_size; + buf += id->buf_size; + } while (len > 0); + spin_unlock_irqrestore(&id->lock, flags); return active; } EXPORT_SYMBOL(debug_exception_common); |