static int next_event_type = __TRACE_LAST_TYPE + 1;
+enum print_line_t trace_print_bprintk_msg_only(struct trace_iterator *iter)
+{
+ struct trace_seq *s = &iter->seq;
+ struct trace_entry *entry = iter->ent;
+ struct bprint_entry *field;
+ int ret;
+
+ trace_assign_type(field, entry);
+
+ ret = trace_seq_bprintf(s, field->fmt, field->buf);
+ if (!ret)
+ return TRACE_TYPE_PARTIAL_LINE;
+
+ return TRACE_TYPE_HANDLED;
+}
+
+enum print_line_t trace_print_printk_msg_only(struct trace_iterator *iter)
+{
+ struct trace_seq *s = &iter->seq;
+ struct trace_entry *entry = iter->ent;
+ struct print_entry *field;
+ int ret;
+
+ trace_assign_type(field, entry);
+
+ ret = trace_seq_printf(s, "%s", field->buf);
+ if (!ret)
+ return TRACE_TYPE_PARTIAL_LINE;
+
+ return TRACE_TYPE_HANDLED;
+}
+
/**
* trace_seq_printf - sequence printing of trace information
* @s: trace sequence descriptor
return 1;
}
-int trace_seq_putmem(struct trace_seq *s, void *mem, size_t len)
+int trace_seq_putmem(struct trace_seq *s, const void *mem, size_t len)
{
if (len > ((PAGE_SIZE - 1) - s->len))
return 0;
return len;
}
-int trace_seq_putmem_hex(struct trace_seq *s, void *mem, size_t len)
+int trace_seq_putmem_hex(struct trace_seq *s, const void *mem, size_t len)
{
unsigned char hex[HEX_CHARS];
- unsigned char *data = mem;
+ const unsigned char *data = mem;
int i, j;
#ifdef __BIG_ENDIAN
return trace_seq_putmem(s, hex, j);
}
+void *trace_seq_reserve(struct trace_seq *s, size_t len)
+{
+ void *ret;
+
+ if (len > ((PAGE_SIZE - 1) - s->len))
+ return NULL;
+
+ ret = s->buffer + s->len;
+ s->len += len;
+
+ return ret;
+}
+
int trace_seq_path(struct trace_seq *s, struct path *path)
{
unsigned char *p;
lat_print_generic(struct trace_seq *s, struct trace_entry *entry, int cpu)
{
int hardirq, softirq;
- char *comm;
+ char comm[TASK_COMM_LEN];
- comm = trace_find_cmdline(entry->pid);
+ trace_find_cmdline(entry->pid, comm);
hardirq = entry->flags & TRACE_FLAG_HARDIRQ;
softirq = entry->flags & TRACE_FLAG_SOFTIRQ;
{
struct trace_seq *s = &iter->seq;
struct trace_entry *entry = iter->ent;
- char *comm = trace_find_cmdline(entry->pid);
unsigned long long t = ns2usecs(iter->ts);
unsigned long usec_rem = do_div(t, USEC_PER_SEC);
unsigned long secs = (unsigned long)t;
+ char comm[TASK_COMM_LEN];
+
+ trace_find_cmdline(entry->pid, comm);
return trace_seq_printf(s, "%16s-%-5d [%03d] %5lu.%06lu: ",
comm, entry->pid, iter->cpu, secs, usec_rem);
rel_usecs = ns2usecs(next_ts - iter->ts);
if (verbose) {
- char *comm = trace_find_cmdline(entry->pid);
- ret = trace_seq_printf(s, "%16s %5d %3d %d %08x %08lx [%08lx]"
+ char comm[TASK_COMM_LEN];
+
+ trace_find_cmdline(entry->pid, comm);
+
+ ret = trace_seq_printf(s, "%16s %5d %3d %d %08x %08lx [%08llx]"
" %ld.%03ldms (+%ld.%03ldms): ", comm,
entry->pid, iter->cpu, entry->flags,
entry->preempt_count, iter->idx,
mutex_lock(&trace_event_mutex);
+ if (!event) {
+ ret = next_event_type++;
+ goto out;
+ }
+
if (!event->type)
event->type = next_event_type++;
else if (event->type > __TRACE_LAST_TYPE) {
char *delim)
{
struct ctx_switch_entry *field;
- char *comm;
+ char comm[TASK_COMM_LEN];
int S, T;
+
trace_assign_type(field, iter->ent);
T = task_state_char(field->next_state);
S = task_state_char(field->prev_state);
- comm = trace_find_cmdline(field->next_pid);
+ trace_find_cmdline(field->next_pid, comm);
if (!trace_seq_printf(&iter->seq,
" %5d:%3d:%c %s [%03d] %5d:%3d:%c %s\n",
field->prev_pid,