X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Ftimer.c;h=c65df5c2dc132706b1a6335e0d73ecff10eabf00;hp=4bff7bd76cea0497c311f12b7026b0142761710c;hb=f17b873261bab722b58f21aabd3fcb44a0bbc20d;hpb=c7031a2c707646804e0088d069578d5eb74fc01e diff --git a/src/bin/lttng-sessiond/timer.c b/src/bin/lttng-sessiond/timer.c index 4bff7bd76..c65df5c2d 100644 --- a/src/bin/lttng-sessiond/timer.c +++ b/src/bin/lttng-sessiond/timer.c @@ -24,6 +24,7 @@ #include "timer.h" #include "health-sessiond.h" #include "rotation-thread.h" +#include "thread.h" #define LTTNG_SESSIOND_SIG_QS SIGRTMIN + 10 #define LTTNG_SESSIOND_SIG_EXIT SIGRTMIN + 11 @@ -248,6 +249,7 @@ int timer_session_rotation_pending_check_stop(struct ltt_session *session) int ret; assert(session); + assert(session->rotation_pending_check_timer_enabled); DBG("Disabling session rotation pending check timer on session %" PRIu64, session->id); @@ -277,8 +279,8 @@ int timer_session_rotation_schedule_timer_start(struct ltt_session *session, ret = -1; goto end; } - DBG("Enabling scheduled rotation timer on session \"%s\" (%ui µs)", session->name, - interval_us); + DBG("Enabling scheduled rotation timer on session \"%s\" (%ui %s)", session->name, + interval_us, USEC_UNIT); ret = timer_start(&session->rotation_schedule_timer, session, interval_us, LTTNG_SESSIOND_SIG_SCHEDULED_ROTATION, /* one-shot */ false); @@ -343,7 +345,8 @@ int timer_signal_init(void) /* * This thread is the sighandler for the timer signals. */ -void *timer_thread_func(void *data) +static +void *thread_timer(void *data) { int signr; sigset_t mask; @@ -390,9 +393,6 @@ void *timer_thread_func(void *data) rotation_thread_enqueue_job(ctx->rotation_thread_job_queue, ROTATION_THREAD_JOB_TYPE_CHECK_PENDING_ROTATION, session); - session_lock_list(); - session_put(session); - session_unlock_list(); } else if (signr == LTTNG_SESSIOND_SIG_SCHEDULED_ROTATION) { rotation_thread_enqueue_job(ctx->rotation_thread_job_queue, ROTATION_THREAD_JOB_TYPE_SCHEDULED_ROTATION, @@ -416,7 +416,27 @@ end: return NULL; } -void timer_exit(void) +static +bool shutdown_timer_thread(void *data) +{ + return kill(getpid(), LTTNG_SESSIOND_SIG_EXIT) == 0; +} + +bool launch_timer_thread( + struct timer_thread_parameters *timer_thread_parameters) { - kill(getpid(), LTTNG_SESSIOND_SIG_EXIT); + struct lttng_thread *thread; + + thread = lttng_thread_create("Timer", + thread_timer, + shutdown_timer_thread, + NULL, + timer_thread_parameters); + if (!thread) { + goto error; + } + lttng_thread_put(thread); + return true; +error: + return false; }