diff options
author | Mateusz Guzik <mjg@FreeBSD.org> | 2021-09-11 18:23:51 +0000 |
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committer | Mateusz Guzik <mjg@FreeBSD.org> | 2021-09-18 10:16:58 +0000 |
commit | f902e4bb04ad717935a97ce1ae59e2dd389d940d (patch) | |
tree | 8147498e13caa2d4f013ffcd364b6bdf0b3ba66f | |
parent | a2cb65b8fe975a8f228258e3057b62e068dbf8e2 (diff) | |
download | src-f902e4bb04ad717935a97ce1ae59e2dd389d940d.tar.gz src-f902e4bb04ad717935a97ce1ae59e2dd389d940d.zip |
lockmgr: fix lock profiling of face adaptive spinning
-rw-r--r-- | sys/kern/kern_lock.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/sys/kern/kern_lock.c b/sys/kern/kern_lock.c index bec49f29d162..2eb4feb7c4b5 100644 --- a/sys/kern/kern_lock.c +++ b/sys/kern/kern_lock.c @@ -631,6 +631,9 @@ lockmgr_slock_hard(struct lock *lk, u_int flags, struct lock_object *ilk, if (lockmgr_slock_try(lk, &x, flags, false)) break; + lock_profile_obtain_lock_failed(&lk->lock_object, false, + &contested, &waittime); + if ((flags & (LK_ADAPTIVE | LK_INTERLOCK)) == LK_ADAPTIVE) { if (lockmgr_slock_adaptive(&lda, lk, &x, flags)) continue; @@ -639,8 +642,6 @@ lockmgr_slock_hard(struct lock *lk, u_int flags, struct lock_object *ilk, #ifdef HWPMC_HOOKS PMC_SOFT_CALL( , , lock, failed); #endif - lock_profile_obtain_lock_failed(&lk->lock_object, false, - &contested, &waittime); /* * If the lock is expected to not sleep just give up @@ -845,6 +846,10 @@ lockmgr_xlock_hard(struct lock *lk, u_int flags, struct lock_object *ilk, break; continue; } + + lock_profile_obtain_lock_failed(&lk->lock_object, false, + &contested, &waittime); + if ((flags & (LK_ADAPTIVE | LK_INTERLOCK)) == LK_ADAPTIVE) { if (lockmgr_xlock_adaptive(&lda, lk, &x)) continue; @@ -852,8 +857,6 @@ lockmgr_xlock_hard(struct lock *lk, u_int flags, struct lock_object *ilk, #ifdef HWPMC_HOOKS PMC_SOFT_CALL( , , lock, failed); #endif - lock_profile_obtain_lock_failed(&lk->lock_object, false, - &contested, &waittime); /* * If the lock is expected to not sleep just give up |