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Initialize compatibility epoch tracker for thread0. Fixes

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panics for drivers that call if_maddr_lock() during startup.

Reported by:	cy
This commit is contained in:
Gleb Smirnoff 2018-11-14 19:10:35 +00:00
parent 93840fdef6
commit 905837ebe7
1 changed files with 2 additions and 0 deletions
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2
sys/kern/init_main.c
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@ -52,6 +52,7 @@ __FBSDID("$FreeBSD$");
#include <sys/param.h> #include <sys/param.h>
#include <sys/kernel.h> #include <sys/kernel.h>
#include <sys/epoch.h>
#include <sys/exec.h> #include <sys/exec.h>
#include <sys/file.h> #include <sys/file.h>
#include <sys/filedesc.h> #include <sys/filedesc.h>
@ -510,6 +511,7 @@ proc0_init(void *dummy __unused)
td->td_pflags = TDP_KTHREAD; td->td_pflags = TDP_KTHREAD;
td->td_cpuset = cpuset_thread0(); td->td_cpuset = cpuset_thread0();
td->td_domain.dr_policy = td->td_cpuset->cs_domain; td->td_domain.dr_policy = td->td_cpuset->cs_domain;
epoch_thread_init(td);
prison0_init(); prison0_init();
p->p_peers = 0; p->p_peers = 0;
p->p_leader = p; p->p_leader = p;