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| author | rwatson <rwatson@FreeBSD.org> | 2004-08-06 21:49:00 +0000 |
|---|---|---|
| committer | rwatson <rwatson@FreeBSD.org> | 2004-08-06 21:49:00 +0000 |
| commit | 36a8fef8a8b749d8e9cc28e3718c9964045fcb12 (patch) | |
| tree | 89ced1658d0ba5128be32083e3b0f6fa8a8d2131 /sys/kern | |
| parent | fadae90e4a8f205626134be85ce57db1fc381c46 (diff) | |
| download | FreeBSD-src-36a8fef8a8b749d8e9cc28e3718c9964045fcb12.zip FreeBSD-src-36a8fef8a8b749d8e9cc28e3718c9964045fcb12.tar.gz | |
Cut a KTR record whenever a callout is invoked. Mark whether it runs
with Giant or not, and include the function point so it can be looked
up against the kernel symbol table during trace analysis.
Diffstat (limited to 'sys/kern')
| -rw-r--r-- | sys/kern/kern_timeout.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/kern/kern_timeout.c b/sys/kern/kern_timeout.c index eac675b..a516a7d 100644 --- a/sys/kern/kern_timeout.c +++ b/sys/kern/kern_timeout.c @@ -42,6 +42,7 @@ __FBSDID("$FreeBSD$"); #include <sys/callout.h> #include <sys/condvar.h> #include <sys/kernel.h> +#include <sys/ktr.h> #include <sys/lock.h> #include <sys/mutex.h> #include <sys/sysctl.h> @@ -245,8 +246,11 @@ softclock(void *dummy) if (!(c_flags & CALLOUT_MPSAFE)) { mtx_lock(&Giant); gcalls++; + CTR1(KTR_CALLOUT, "callout %p", c_func); } else { mpcalls++; + CTR1(KTR_CALLOUT, "callout mpsafe %p", + c_func); } #ifdef DIAGNOSTIC binuptime(&bt1); |
