From: Andi Kleen <[email protected]> Move the get_main_thread function from db-export.c to thread.c so that it can be used elsewhere.
Signed-off-by: Andi Kleen <[email protected]> --- tools/perf/util/db-export.c | 13 +------------ tools/perf/util/db-export.h | 2 ++ tools/perf/util/thread.c | 11 +++++++++++ tools/perf/util/thread.h | 2 ++ 4 files changed, 16 insertions(+), 12 deletions(-) diff --git a/tools/perf/util/db-export.c b/tools/perf/util/db-export.c index 8d96c80cc67e..0fb0aeb0b09b 100644 --- a/tools/perf/util/db-export.c +++ b/tools/perf/util/db-export.c @@ -233,17 +233,6 @@ int db_export__symbol(struct db_export *dbe, struct symbol *sym, return 0; } -static struct thread *get_main_thread(struct machine *machine, struct thread *thread) -{ - if (thread->pid_ == thread->tid) - return thread__get(thread); - - if (thread->pid_ == -1) - return NULL; - - return machine__find_thread(machine, thread->pid_, thread->pid_); -} - static int db_ids_from_al(struct db_export *dbe, struct addr_location *al, u64 *dso_db_id, u64 *sym_db_id, u64 *offset) { @@ -383,7 +372,7 @@ int db_export__sample(struct db_export *dbe, union perf_event *event, if (err) return err; - main_thread = get_main_thread(al->machine, thread); + main_thread = thread__main_thread(al->machine, thread); if (main_thread) comm = machine__thread_exec_comm(al->machine, main_thread); diff --git a/tools/perf/util/db-export.h b/tools/perf/util/db-export.h index 67bc6b8ad2d6..1241e5773e13 100644 --- a/tools/perf/util/db-export.h +++ b/tools/perf/util/db-export.h @@ -106,4 +106,6 @@ int db_export__branch_types(struct db_export *dbe); int db_export__call_path(struct db_export *dbe, struct call_path *cp); int db_export__call_return(struct db_export *dbe, struct call_return *cr); +struct thread *db_export__main_thread(struct machine *machine, struct thread *thread); + #endif diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c index 45fcb715a36b..ada58e6070bf 100644 --- a/tools/perf/util/thread.c +++ b/tools/perf/util/thread.c @@ -265,3 +265,14 @@ void thread__find_cpumode_addr_location(struct thread *thread, break; } } + +struct thread *thread__main_thread(struct machine *machine, struct thread *thread) +{ + if (thread->pid_ == thread->tid) + return thread__get(thread); + + if (thread->pid_ == -1) + return NULL; + + return machine__find_thread(machine, thread->pid_, thread->pid_); +} diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h index 45fba13c800b..08fcb14cf637 100644 --- a/tools/perf/util/thread.h +++ b/tools/perf/util/thread.h @@ -81,6 +81,8 @@ void thread__insert_map(struct thread *thread, struct map *map); int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp); size_t thread__fprintf(struct thread *thread, FILE *fp); +struct thread *thread__main_thread(struct machine *machine, struct thread *thread); + void thread__find_addr_map(struct thread *thread, u8 cpumode, enum map_type type, u64 addr, struct addr_location *al); -- 2.5.5
