Author: glebius
Date: Wed Nov 14 19:10:35 2018
New Revision: 340443
URL: https://svnweb.freebsd.org/changeset/base/340443
Log:
Initialize compatibility epoch tracker for thread0. Fixes
panics for drivers that call if_maddr_lock() during startup.
Reported by: cy
Modified:
head/sys/kern/init_main.c
Modified: head/sys/kern/init_main.c
==============================================================================
--- head/sys/kern/init_main.c Wed Nov 14 19:06:43 2018 (r340442)
+++ head/sys/kern/init_main.c Wed Nov 14 19:10:35 2018 (r340443)
@@ -52,6 +52,7 @@ __FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/kernel.h>
+#include <sys/epoch.h>
#include <sys/exec.h>
#include <sys/file.h>
#include <sys/filedesc.h>
@@ -510,6 +511,7 @@ proc0_init(void *dummy __unused)
td->td_pflags = TDP_KTHREAD;
td->td_cpuset = cpuset_thread0();
td->td_domain.dr_policy = td->td_cpuset->cs_domain;
+ epoch_thread_init(td);
prison0_init();
p->p_peers = 0;
p->p_leader = p;
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