Lines Matching refs:event_buffer
2 * @file event_buffer.c
24 #include "event_buffer.h"
31 static unsigned long *event_buffer;
41 * the event_buffer this function may only be called when buffer_mutex
50 if (!event_buffer) {
60 event_buffer[buffer_pos] = value;
94 event_buffer = vmalloc(sizeof(unsigned long) * buffer_size);
95 if (!event_buffer)
105 vfree(event_buffer);
107 event_buffer = NULL;
182 if (!event_buffer) {
193 if (copy_to_user(buf, event_buffer, count))