ftrace: remove obsolete print continue functionality
[linux-2.6.git] / kernel / trace / trace.c
index f4bb380..fca0233 100644 (file)
@@ -1765,43 +1765,6 @@ static int task_state_char(unsigned long state)
        return bit < sizeof(state_to_char) - 1 ? state_to_char[bit] : '?';
 }
 
-/*
- * The message is supposed to contain an ending newline.
- * If the printing stops prematurely, try to add a newline of our own.
- */
-void trace_seq_print_cont(struct trace_seq *s, struct trace_iterator *iter)
-{
-       struct trace_entry *ent;
-       struct trace_field_cont *cont;
-       bool ok = true;
-
-       ent = peek_next_entry(iter, iter->cpu, NULL);
-       if (!ent || ent->type != TRACE_CONT) {
-               trace_seq_putc(s, '\n');
-               return;
-       }
-
-       do {
-               cont = (struct trace_field_cont *)ent;
-               if (ok)
-                       ok = (trace_seq_printf(s, "%s", cont->buf) > 0);
-
-               ftrace_disable_cpu();
-
-               if (iter->buffer_iter[iter->cpu])
-                       ring_buffer_read(iter->buffer_iter[iter->cpu], NULL);
-               else
-                       ring_buffer_consume(iter->tr->buffer, iter->cpu, NULL);
-
-               ftrace_enable_cpu();
-
-               ent = peek_next_entry(iter, iter->cpu, NULL);
-       } while (ent && ent->type == TRACE_CONT);
-
-       if (!ok)
-               trace_seq_putc(s, '\n');
-}
-
 static void test_cpu_buff_start(struct trace_iterator *iter)
 {
        struct trace_seq *s = &iter->seq;
@@ -1834,9 +1797,6 @@ print_lat_fmt(struct trace_iterator *iter, unsigned int trace_idx, int cpu)
        int S, T;
        int i;
 
-       if (entry->type == TRACE_CONT)
-               return TRACE_TYPE_HANDLED;
-
        test_cpu_buff_start(iter);
 
        next_entry = find_next_entry(iter, NULL, &next_ts);
@@ -1922,8 +1882,6 @@ print_lat_fmt(struct trace_iterator *iter, unsigned int trace_idx, int cpu)
 
                seq_print_ip_sym(s, field->ip, sym_flags);
                trace_seq_printf(s, ": %s", field->buf);
-               if (entry->flags & TRACE_FLAG_CONT)
-                       trace_seq_print_cont(s, iter);
                break;
        }
        case TRACE_BRANCH: {
@@ -1968,9 +1926,6 @@ static enum print_line_t print_trace_fmt(struct trace_iterator *iter)
 
        entry = iter->ent;
 
-       if (entry->type == TRACE_CONT)
-               return TRACE_TYPE_HANDLED;
-
        test_cpu_buff_start(iter);
 
        comm = trace_find_cmdline(iter->ent->pid);
@@ -2076,8 +2031,6 @@ static enum print_line_t print_trace_fmt(struct trace_iterator *iter)
 
                seq_print_ip_sym(s, field->ip, sym_flags);
                trace_seq_printf(s, ": %s", field->buf);
-               if (entry->flags & TRACE_FLAG_CONT)
-                       trace_seq_print_cont(s, iter);
                break;
        }
        case TRACE_GRAPH_RET: {
@@ -2124,9 +2077,6 @@ static enum print_line_t print_raw_fmt(struct trace_iterator *iter)
 
        entry = iter->ent;
 
-       if (entry->type == TRACE_CONT)
-               return TRACE_TYPE_HANDLED;
-
        ret = trace_seq_printf(s, "%d %d %llu ",
                entry->pid, iter->cpu, iter->ts);
        if (!ret)
@@ -2187,8 +2137,6 @@ static enum print_line_t print_raw_fmt(struct trace_iterator *iter)
                trace_assign_type(field, entry);
 
                trace_seq_printf(s, "# %lx %s", field->ip, field->buf);
-               if (entry->flags & TRACE_FLAG_CONT)
-                       trace_seq_print_cont(s, iter);
                break;
        }
        }
@@ -2217,9 +2165,6 @@ static enum print_line_t print_hex_fmt(struct trace_iterator *iter)
 
        entry = iter->ent;
 
-       if (entry->type == TRACE_CONT)
-               return TRACE_TYPE_HANDLED;
-
        SEQ_PUT_HEX_FIELD_RET(s, entry->pid);
        SEQ_PUT_HEX_FIELD_RET(s, iter->cpu);
        SEQ_PUT_HEX_FIELD_RET(s, iter->ts);
@@ -2283,9 +2228,6 @@ static enum print_line_t print_printk_msg_only(struct trace_iterator *iter)
        if (!ret)
                return TRACE_TYPE_PARTIAL_LINE;
 
-       if (entry->flags & TRACE_FLAG_CONT)
-               trace_seq_print_cont(s, iter);
-
        return TRACE_TYPE_HANDLED;
 }
 
@@ -2296,9 +2238,6 @@ static enum print_line_t print_bin_fmt(struct trace_iterator *iter)
 
        entry = iter->ent;
 
-       if (entry->type == TRACE_CONT)
-               return TRACE_TYPE_HANDLED;
-
        SEQ_PUT_FIELD_RET(s, entry->pid);
        SEQ_PUT_FIELD_RET(s, entry->cpu);
        SEQ_PUT_FIELD_RET(s, iter->ts);