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authorJohn Högberg <[email protected]>2017-05-18 23:05:02 +0200
committerJohn Högberg <[email protected]>2017-05-18 23:05:02 +0200
commit9f0e2acbdc7105f02a8cac2aa11cf9259dca34ae (patch)
tree492c84a8c7d3633de1cd6982d634fb880a9b78d4 /erts/emulator/sys/unix
parent05dce0f330c83278cb134c7235a5353ce4116307 (diff)
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Make lock counter info independent of the locks being counted
This allows us to enable/disable lock counting at will, and greatly improves the performance of erts_debug:lock_counters/1 since we no longer have to worry about the lock counters "dying" while we're enumerating them. OTP-14412
Diffstat (limited to 'erts/emulator/sys/unix')
-rw-r--r--erts/emulator/sys/unix/sys.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c
index 0079912b10..e86258b5e0 100644
--- a/erts/emulator/sys/unix/sys.c
+++ b/erts/emulator/sys/unix/sys.c
@@ -438,14 +438,18 @@ erts_sys_pre_init(void)
/* After creation in parent */
eid.thread_create_parent_func = thr_create_cleanup,
+#ifdef ERTS_ENABLE_LOCK_COUNT
+ erts_lcnt_pre_thr_init();
+#endif
+
erts_thr_init(&eid);
-#ifdef ERTS_ENABLE_LOCK_CHECK
- erts_lc_init();
+#ifdef ERTS_ENABLE_LOCK_COUNT
+ erts_lcnt_post_thr_init();
#endif
-#ifdef ERTS_ENABLE_LOCK_COUNT
- erts_lcnt_init();
+#ifdef ERTS_ENABLE_LOCK_CHECK
+ erts_lc_init();
#endif
#endif /* USE_THREADS */