tracing: Modify is_delete, is_return from int to bool
is_delete and is_return can take utmost 2 values and are better
of being a boolean than a int. There are no functional changes.
Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Jim Keniston <jkenisto@linux.vnet.ibm.com>
Cc: Linux-mm <linux-mm@kvack.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@infradead.org>
Cc: Anton Arapov <anton@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20120409091133.8343.65289.sendpatchset@srdronam.in.ibm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index 580a05e..4f935f8 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -651,7 +651,7 @@
void *addr,
const char *symbol,
unsigned long offs,
- int nargs, int is_return)
+ int nargs, bool is_return)
{
struct trace_probe *tp;
int ret = -ENOMEM;
@@ -944,7 +944,7 @@
#define PARAM_MAX_STACK (THREAD_SIZE / sizeof(unsigned long))
static int parse_probe_vars(char *arg, const struct fetch_type *t,
- struct fetch_param *f, int is_return)
+ struct fetch_param *f, bool is_return)
{
int ret = 0;
unsigned long param;
@@ -977,7 +977,7 @@
/* Recursive argument parser */
static int __parse_probe_arg(char *arg, const struct fetch_type *t,
- struct fetch_param *f, int is_return)
+ struct fetch_param *f, bool is_return)
{
int ret = 0;
unsigned long param;
@@ -1089,7 +1089,7 @@
/* String length checking wrapper */
static int parse_probe_arg(char *arg, struct trace_probe *tp,
- struct probe_arg *parg, int is_return)
+ struct probe_arg *parg, bool is_return)
{
const char *t;
int ret;
@@ -1162,7 +1162,7 @@
*/
struct trace_probe *tp;
int i, ret = 0;
- int is_return = 0, is_delete = 0;
+ bool is_return = false, is_delete = false;
char *symbol = NULL, *event = NULL, *group = NULL;
char *arg;
unsigned long offset = 0;
@@ -1171,11 +1171,11 @@
/* argc must be >= 1 */
if (argv[0][0] == 'p')
- is_return = 0;
+ is_return = false;
else if (argv[0][0] == 'r')
- is_return = 1;
+ is_return = true;
else if (argv[0][0] == '-')
- is_delete = 1;
+ is_delete = true;
else {
pr_info("Probe definition must be started with 'p', 'r' or"
" '-'.\n");
