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Remove the explicit call_rcu thread creating and destruction

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The free_all_cpu_call_rcu_data() call can consume hundreds of
milliseconds on shutdown.  Don't try to be smart and let the RCU library
handle this internally.
This commit is contained in:
Ondřej Surý
2023-06-26 15:58:48 +02:00
parent bcda40db48
commit 5bd9343c4e
1 changed files with 0 additions and 8 deletions
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8
lib/isc/loop.c
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@@ -434,8 +434,6 @@ isc_loopmgr_run(isc_loopmgr_t *loopmgr) {
*/ */
ignore_signal(SIGPIPE, SIG_IGN); ignore_signal(SIGPIPE, SIG_IGN);
bool free_call_rcu_data = !create_all_cpu_call_rcu_data(0);
/* /*
* The thread 0 is this one. * The thread 0 is this one.
*/ */
@@ -450,12 +448,6 @@ isc_loopmgr_run(isc_loopmgr_t *loopmgr) {
} }
isc_thread_main(loop_thread, &loopmgr->loops[0]); isc_thread_main(loop_thread, &loopmgr->loops[0]);
rcu_barrier();
if (free_call_rcu_data) {
free_all_cpu_call_rcu_data();
}
} }
void void