perf machine: Introduce synthesize_threads method out of open coded equivalent

Further simplifications to be done on following patch, as most tools
don't use the callback, using instead just the canned
machine__process_event one.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-r1m0vuuj3cat4bampno9yc8d@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2013-11-11 11:28:02 -03:00
parent 62605dc50c
commit 58d925dced
6 changed files with 26 additions and 39 deletions

View file

@ -1544,18 +1544,9 @@ static int kvm_events_live(struct perf_kvm_stat *kvm,
}
kvm->session->evlist = kvm->evlist;
perf_session__set_id_hdr_size(kvm->session);
if (perf_target__has_task(&kvm->opts.target))
perf_event__synthesize_thread_map(&kvm->tool,
kvm->evlist->threads,
perf_event__process,
&kvm->session->machines.host, false);
else
perf_event__synthesize_threads(&kvm->tool, perf_event__process,
&kvm->session->machines.host, false);
machine__synthesize_threads(&kvm->session->machines.host, &kvm->tool,
&kvm->opts.target, kvm->evlist->threads,
perf_event__process, false);
err = kvm_live_open_events(kvm);
if (err)
goto out;

View file

@ -480,16 +480,8 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv)
perf_event__synthesize_guest_os, tool);
}
if (perf_target__has_task(&opts->target))
err = perf_event__synthesize_thread_map(tool, evsel_list->threads,
process_synthesized_event,
machine, opts->sample_address);
else if (perf_target__has_cpu(&opts->target))
err = perf_event__synthesize_threads(tool, process_synthesized_event,
machine, opts->sample_address);
else /* command specified */
err = 0;
err = machine__synthesize_threads(machine, tool, &opts->target, evsel_list->threads,
process_synthesized_event, opts->sample_address);
if (err != 0)
goto out_delete_session;

View file

@ -950,14 +950,9 @@ static int __cmd_top(struct perf_top *top)
if (ret)
goto out_delete;
if (perf_target__has_task(&opts->target))
perf_event__synthesize_thread_map(&top->tool, top->evlist->threads,
perf_event__process,
&top->session->machines.host, false);
else
perf_event__synthesize_threads(&top->tool, perf_event__process,
&top->session->machines.host, false);
machine__synthesize_threads(&top->session->machines.host, &top->tool,
&opts->target, top->evlist->threads,
perf_event__process, false);
ret = perf_top__start_counters(top);
if (ret)
goto out_delete;

View file

@ -1340,15 +1340,8 @@ static int trace__symbols_init(struct trace *trace, struct perf_evlist *evlist)
if (trace->host == NULL)
return -ENOMEM;
if (perf_target__has_task(&trace->opts.target)) {
err = perf_event__synthesize_thread_map(&trace->tool, evlist->threads,
trace__tool_process,
trace->host, false);
} else {
err = perf_event__synthesize_threads(&trace->tool, trace__tool_process,
trace->host, false);
}
err = machine__synthesize_threads(trace->host, &trace->tool, &trace->opts.target,
evlist->threads, trace__tool_process, false);
if (err)
symbol__exit();

View file

@ -1394,3 +1394,15 @@ int machine__for_each_thread(struct machine *machine,
}
return rc;
}
int machine__synthesize_threads(struct machine *machine, struct perf_tool *tool,
struct perf_target *target, struct thread_map *threads,
perf_event__handler_t process, bool data_mmap)
{
if (perf_target__has_task(target))
return perf_event__synthesize_thread_map(tool, threads, process, machine, data_mmap);
else if (perf_target__has_cpu(target))
return perf_event__synthesize_threads(tool, process, machine, data_mmap);
/* command specified */
return 0;
}

View file

@ -4,6 +4,7 @@
#include <sys/types.h>
#include <linux/rbtree.h>
#include "map.h"
#include "event.h"
struct addr_location;
struct branch_stack;
@ -178,4 +179,7 @@ int machine__for_each_thread(struct machine *machine,
int (*fn)(struct thread *thread, void *p),
void *priv);
int machine__synthesize_threads(struct machine *machine, struct perf_tool *tool,
struct perf_target *target, struct thread_map *threads,
perf_event__handler_t process, bool data_mmap);
#endif /* __PERF_MACHINE_H */