The branch main has been updated by markj:
URL:
https://cgit.FreeBSD.org/src/commit/?id=42c2cd1ffbdfa706764362eca1b7bf5eeeee2aef
commit 42c2cd1ffbdfa706764362eca1b7bf5eeeee2aef
Author: Mark Johnston <ma...@freebsd.org>
AuthorDate: 2021-11-15 17:40:00 +0000
Commit: Mark Johnston <ma...@freebsd.org>
CommitDate: 2021-11-15 18:01:30 +0000
amd64: Annotate an unlikely condition in smp_targeted_tlb_shootdown()
Reviewed by: alc, kib
MFC after: 1 week
Sponsored by: The FreeBSD Foundation
---
sys/amd64/amd64/mp_machdep.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sys/amd64/amd64/mp_machdep.c b/sys/amd64/amd64/mp_machdep.c
index e954e8cebbb9..fb8c2af271ed 100644
--- a/sys/amd64/amd64/mp_machdep.c
+++ b/sys/amd64/amd64/mp_machdep.c
@@ -625,7 +625,7 @@ smp_targeted_tlb_shootdown(cpuset_t mask, pmap_t pmap,
vm_offset_t addr1,
* It is not necessary to signal other CPUs while booting or
* when in the debugger.
*/
- if (kdb_active || KERNEL_PANICKED() || !smp_started)
+ if (__predict_false(kdb_active || KERNEL_PANICKED() || !smp_started))
goto local_cb;
KASSERT(curthread->td_pinned > 0, ("curthread not pinned"));
