The branch main has been updated by cperciva:
URL:
https://cgit.FreeBSD.org/src/commit/?id=7347dfce0139d0faaa45d45c50586e4cf5d7104b
commit 7347dfce0139d0faaa45d45c50586e4cf5d7104b
Author: Colin Percival <cperc...@freebsd.org>
AuthorDate: 2021-09-05 19:45:29 +0000
Commit: Colin Percival <cperc...@freebsd.org>
CommitDate: 2021-09-05 19:45:29 +0000
Add run_interrupt_driven_config_hooks to TSLOG
The 'intr_config_hooks' SYSINIT is now taking a nontrivial amount of
time in my profiling; run_interrupt_driven_config_hooks is responsible
for most of it, so this adds useful information to the resulting
flamecharts.
---
sys/kern/subr_autoconf.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/sys/kern/subr_autoconf.c b/sys/kern/subr_autoconf.c
index f6039e34e29f..f87d99bbedcf 100644
--- a/sys/kern/subr_autoconf.c
+++ b/sys/kern/subr_autoconf.c
@@ -121,6 +121,7 @@ run_interrupt_driven_config_hooks()
static int running;
struct intr_config_hook *hook_entry;
+ TSENTER();
mtx_lock(&intr_config_hook_lock);
/*
@@ -146,6 +147,7 @@ run_interrupt_driven_config_hooks()
running = 0;
mtx_unlock(&intr_config_hook_lock);
+ TSEXIT();
}
static void
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