diff options
| author | George Koehler <gkoehler@cvs.openbsd.org> | 2024-04-03 18:32:48 +0000 |
|---|---|---|
| committer | George Koehler <gkoehler@cvs.openbsd.org> | 2024-04-03 18:32:48 +0000 |
| commit | 21c0919cb11c3574c787750c1ecda25793226630 (patch) | |
| tree | ed20f81cccfac620d81288a9dd11d542a47a9e65 /sys | |
| parent | ec52dae48931dc108b0535baf3e540fe843a878b (diff) | |
Change ipmi(4)'s taskq from IPL_NONE to IPL_MPFLOOR
The IPL_NONE mutex didn't block interrupts that can cause a powerpc64
kernel with option WITNESS to "panic: acquiring blockable sleep lock
with spinlock or critical section held (kernel_lock) &kernel_lock".
ok mpi@
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/ipmi.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/dev/ipmi.c b/sys/dev/ipmi.c index 08726f6956c..1e4dad88ae3 100644 --- a/sys/dev/ipmi.c +++ b/sys/dev/ipmi.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ipmi.c,v 1.118 2022/04/08 13:13:14 mbuhl Exp $ */ +/* $OpenBSD: ipmi.c,v 1.119 2024/04/03 18:32:47 gkoehler Exp $ */ /* * Copyright (c) 2015 Masao Uebayashi @@ -1596,7 +1596,8 @@ ipmi_attach_common(struct ipmi_softc *sc, struct ipmi_attach_args *ia) c->c_sc = sc; c->c_ccode = -1; - sc->sc_cmd_taskq = taskq_create("ipmicmd", 1, IPL_NONE, TASKQ_MPSAFE); + sc->sc_cmd_taskq = taskq_create("ipmicmd", 1, IPL_MPFLOOR, + TASKQ_MPSAFE); } int |