tracing: Add ref_data to function and fgraph tracer structs

[~andy/linux] / kernel / trace / trace_functions_graph.c

diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index 8388bc99f2eee165efacbef7ddde4f7f21d49ea3..b5c09242683d8cd1c989d2706702d4d42e182d73 100644 (file)
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -446,7 +446,7 @@ print_graph_proc(struct trace_seq *s, pid_t pid)
 
        /* First spaces to align center */
        for (i = 0; i < spaces / 2; i++) {
-               ret = trace_seq_printf(s, " ");
+               ret = trace_seq_putc(s, ' ');
                if (!ret)
                        return TRACE_TYPE_PARTIAL_LINE;
        }
@@ -457,7 +457,7 @@ print_graph_proc(struct trace_seq *s, pid_t pid)
 
        /* Last spaces to align center */
        for (i = 0; i < spaces - (spaces / 2); i++) {
-               ret = trace_seq_printf(s, " ");
+               ret = trace_seq_putc(s, ' ');
                if (!ret)
                        return TRACE_TYPE_PARTIAL_LINE;
        }
@@ -503,7 +503,7 @@ verif_pid(struct trace_seq *s, pid_t pid, int cpu, struct fgraph_data *data)
  ------------------------------------------
 
  */
-       ret = trace_seq_printf(s,
+       ret = trace_seq_puts(s,
                " ------------------------------------------\n");
        if (!ret)
                return TRACE_TYPE_PARTIAL_LINE;
@@ -516,7 +516,7 @@ verif_pid(struct trace_seq *s, pid_t pid, int cpu, struct fgraph_data *data)
        if (ret == TRACE_TYPE_PARTIAL_LINE)
                return TRACE_TYPE_PARTIAL_LINE;
 
-       ret = trace_seq_printf(s, " => ");
+       ret = trace_seq_puts(s, " => ");
        if (!ret)
                return TRACE_TYPE_PARTIAL_LINE;
 
@@ -524,7 +524,7 @@ verif_pid(struct trace_seq *s, pid_t pid, int cpu, struct fgraph_data *data)
        if (ret == TRACE_TYPE_PARTIAL_LINE)
                return TRACE_TYPE_PARTIAL_LINE;
 
-       ret = trace_seq_printf(s,
+       ret = trace_seq_puts(s,
                "\n ------------------------------------------\n\n");
        if (!ret)
                return TRACE_TYPE_PARTIAL_LINE;
@@ -645,7 +645,7 @@ print_graph_irq(struct trace_iterator *iter, unsigned long addr,
                        ret = print_graph_proc(s, pid);
                        if (ret == TRACE_TYPE_PARTIAL_LINE)
                                return TRACE_TYPE_PARTIAL_LINE;
-                       ret = trace_seq_printf(s, " | ");
+                       ret = trace_seq_puts(s, " | ");
                        if (!ret)
                                return TRACE_TYPE_PARTIAL_LINE;
                }
@@ -657,9 +657,9 @@ print_graph_irq(struct trace_iterator *iter, unsigned long addr,
                return ret;
 
        if (type == TRACE_GRAPH_ENT)
-               ret = trace_seq_printf(s, "==========>");
+               ret = trace_seq_puts(s, "==========>");
        else
-               ret = trace_seq_printf(s, "<==========");
+               ret = trace_seq_puts(s, "<==========");
 
        if (!ret)
                return TRACE_TYPE_PARTIAL_LINE;
@@ -668,7 +668,7 @@ print_graph_irq(struct trace_iterator *iter, unsigned long addr,
        if (ret != TRACE_TYPE_HANDLED)
                return ret;
 
-       ret = trace_seq_printf(s, "\n");
+       ret = trace_seq_putc(s, '\n');
 
        if (!ret)
                return TRACE_TYPE_PARTIAL_LINE;
@@ -705,13 +705,13 @@ trace_print_graph_duration(unsigned long long duration, struct trace_seq *s)
                len += strlen(nsecs_str);
        }
 
-       ret = trace_seq_printf(s, " us ");
+       ret = trace_seq_puts(s, " us ");
        if (!ret)
                return TRACE_TYPE_PARTIAL_LINE;
 
        /* Print remaining spaces to fit the row's width */
        for (i = len; i < 7; i++) {
-               ret = trace_seq_printf(s, " ");
+               ret = trace_seq_putc(s, ' ');
                if (!ret)
                        return TRACE_TYPE_PARTIAL_LINE;
        }
@@ -731,13 +731,13 @@ print_graph_duration(unsigned long long duration, struct trace_seq *s,
        /* No real adata, just filling the column with spaces */
        switch (duration) {
        case DURATION_FILL_FULL:
-               ret = trace_seq_printf(s, "              |  ");
+               ret = trace_seq_puts(s, "              |  ");
                return ret ? TRACE_TYPE_HANDLED : TRACE_TYPE_PARTIAL_LINE;
        case DURATION_FILL_START:
-               ret = trace_seq_printf(s, "  ");
+               ret = trace_seq_puts(s, "  ");
                return ret ? TRACE_TYPE_HANDLED : TRACE_TYPE_PARTIAL_LINE;
        case DURATION_FILL_END:
-               ret = trace_seq_printf(s, " |");
+               ret = trace_seq_puts(s, " |");
                return ret ? TRACE_TYPE_HANDLED : TRACE_TYPE_PARTIAL_LINE;
        }
 
@@ -745,10 +745,10 @@ print_graph_duration(unsigned long long duration, struct trace_seq *s,
        if (flags & TRACE_GRAPH_PRINT_OVERHEAD) {
                /* Duration exceeded 100 msecs */
                if (duration > 100000ULL)
-                       ret = trace_seq_printf(s, "! ");
+                       ret = trace_seq_puts(s, "! ");
                /* Duration exceeded 10 msecs */
                else if (duration > 10000ULL)
-                       ret = trace_seq_printf(s, "+ ");
+                       ret = trace_seq_puts(s, "+ ");
        }
 
        /*
@@ -757,7 +757,7 @@ print_graph_duration(unsigned long long duration, struct trace_seq *s,
         * to fill out the space.
         */
        if (ret == -1)
-               ret = trace_seq_printf(s, "  ");
+               ret = trace_seq_puts(s, "  ");
 
        /* Catching here any failure happenned above */
        if (!ret)
@@ -767,7 +767,7 @@ print_graph_duration(unsigned long long duration, struct trace_seq *s,
        if (ret != TRACE_TYPE_HANDLED)
                return ret;
 
-       ret = trace_seq_printf(s, "|  ");
+       ret = trace_seq_puts(s, "|  ");
        if (!ret)
                return TRACE_TYPE_PARTIAL_LINE;
 
@@ -817,7 +817,7 @@ print_graph_entry_leaf(struct trace_iterator *iter,
 
        /* Function */
        for (i = 0; i < call->depth * TRACE_GRAPH_INDENT; i++) {
-               ret = trace_seq_printf(s, " ");
+               ret = trace_seq_putc(s, ' ');
                if (!ret)
                        return TRACE_TYPE_PARTIAL_LINE;
        }
@@ -858,7 +858,7 @@ print_graph_entry_nested(struct trace_iterator *iter,
 
        /* Function */
        for (i = 0; i < call->depth * TRACE_GRAPH_INDENT; i++) {
-               ret = trace_seq_printf(s, " ");
+               ret = trace_seq_putc(s, ' ');
                if (!ret)
                        return TRACE_TYPE_PARTIAL_LINE;
        }
@@ -917,7 +917,7 @@ print_graph_prologue(struct trace_iterator *iter, struct trace_seq *s,
                if (ret == TRACE_TYPE_PARTIAL_LINE)
                        return TRACE_TYPE_PARTIAL_LINE;
 
-               ret = trace_seq_printf(s, " | ");
+               ret = trace_seq_puts(s, " | ");
                if (!ret)
                        return TRACE_TYPE_PARTIAL_LINE;
        }
@@ -1117,7 +1117,7 @@ print_graph_return(struct ftrace_graph_ret *trace, struct trace_seq *s,
 
        /* Closing brace */
        for (i = 0; i < trace->depth * TRACE_GRAPH_INDENT; i++) {
-               ret = trace_seq_printf(s, " ");
+               ret = trace_seq_putc(s, ' ');
                if (!ret)
                        return TRACE_TYPE_PARTIAL_LINE;
        }
@@ -1129,7 +1129,7 @@ print_graph_return(struct ftrace_graph_ret *trace, struct trace_seq *s,
         * belongs to, write out the function name.
         */
        if (func_match) {
-               ret = trace_seq_printf(s, "}\n");
+               ret = trace_seq_puts(s, "}\n");
                if (!ret)
                        return TRACE_TYPE_PARTIAL_LINE;
        } else {
@@ -1179,13 +1179,13 @@ print_graph_comment(struct trace_seq *s, struct trace_entry *ent,
        /* Indentation */
        if (depth > 0)
                for (i = 0; i < (depth + 1) * TRACE_GRAPH_INDENT; i++) {
-                       ret = trace_seq_printf(s, " ");
+                       ret = trace_seq_putc(s, ' ');
                        if (!ret)
                                return TRACE_TYPE_PARTIAL_LINE;
                }
 
        /* The comment */
-       ret = trace_seq_printf(s, "/* ");
+       ret = trace_seq_puts(s, "/* ");
        if (!ret)
                return TRACE_TYPE_PARTIAL_LINE;
 
@@ -1216,7 +1216,7 @@ print_graph_comment(struct trace_seq *s, struct trace_entry *ent,
                s->len--;
        }
 
-       ret = trace_seq_printf(s, " */\n");
+       ret = trace_seq_puts(s, " */\n");
        if (!ret)
                return TRACE_TYPE_PARTIAL_LINE;
 
@@ -1448,7 +1448,7 @@ static struct trace_event graph_trace_ret_event = {
        .funcs          = &graph_functions
 };
 
-static struct tracer graph_trace __read_mostly = {
+static struct tracer graph_trace __tracer_data = {
        .name           = "function_graph",
        .open           = graph_trace_open,
        .pipe_open      = graph_trace_open,