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Merge branch 'linus' into tracing/urgent

Browse source 
Conflicts:
	kernel/trace/trace_kprobe.c

Merge reason: resolve the conflict.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2009-12-14 09:16:49 +01:00
commit cc0104e877
3487 changed files with 370609 additions and 236654 deletions
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37
kernel/trace/trace_kprobe.c
View file

@ -606,23 +606,22 @@ static int create_trace_probe(int argc, char **argv)
*/
struct trace_probe *tp;
int i, ret = 0;
int is_return = 0;
int is_return = 0, is_delete = 0;
char *symbol = NULL, *event = NULL, *arg = NULL, *group = NULL;
unsigned long offset = 0;
void *addr = NULL;
char buf[MAX_EVENT_NAME_LEN];
if (argc < 2) {
pr_info("Probe point is not specified.\n");
return -EINVAL;
}
/* argc must be >= 1 */
if (argv[0][0] == 'p')
is_return = 0;
else if (argv[0][0] == 'r')
is_return = 1;
else if (argv[0][0] == '-')
is_delete = 1;
else {
pr_info("Probe definition must be started with 'p' or 'r'.\n");
pr_info("Probe definition must be started with 'p', 'r' or"
" '-'.\n");
return -EINVAL;
}
@ -642,7 +641,29 @@ static int create_trace_probe(int argc, char **argv)
return -EINVAL;
}
}
if (!group)
group = KPROBE_EVENT_SYSTEM;
if (is_delete) {
if (!event) {
pr_info("Delete command needs an event name.\n");
return -EINVAL;
}
tp = find_probe_event(event, group);
if (!tp) {
pr_info("Event %s/%s doesn't exist.\n", group, event);
return -ENOENT;
}
/* delete an event */
unregister_trace_probe(tp);
free_trace_probe(tp);
return 0;
}
if (argc < 2) {
pr_info("Probe point is not specified.\n");
return -EINVAL;
}
if (isdigit(argv[1][0])) {
if (is_return) {
pr_info("Return probe point must be a symbol.\n");
@ -671,8 +692,6 @@ static int create_trace_probe(int argc, char **argv)
argc -= 2; argv += 2;
/* setup a probe */
if (!group)
group = KPROBE_EVENT_SYSTEM;
if (!event) {
/* Make a new event name */
if (symbol)

5
kernel/trace/trace_ksym.c
View file

@ -79,11 +79,12 @@ void ksym_collect_stats(unsigned long hbp_hit_addr)
}
#endif /* CONFIG_PROFILE_KSYM_TRACER */
void ksym_hbp_handler(struct perf_event *hbp, void *data)
void ksym_hbp_handler(struct perf_event *hbp, int nmi,
struct perf_sample_data *data,
struct pt_regs *regs)
{
struct ring_buffer_event *event;
struct ksym_trace_entry *entry;
struct pt_regs *regs = data;
struct ring_buffer *buffer;
int pc;