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Code Issues Releases Activity

Don't start the random harvester process until timers are working.

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This is a no-op currently, but in kernels with earlier AP startup, the
random kthread was trying to use timeouts with sleeps before timers are
working.  Wait until SI_SUB_KICK_SCHEDULER to start the random kproc.

Reviewed by:	delphij, imp, markm
Approved by:	so
Sponsored by:	Netflix
Differential Revision:	https://reviews.freebsd.org/D5712
This commit is contained in:
John Baldwin 2016-03-28 21:51:56 +00:00
parent cb49b65481
commit dd52390836
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=297366
1 changed files with 2 additions and 1 deletions
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3
sys/dev/random/random_harvestq.c
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@ -183,7 +183,8 @@ random_kthread(void)
/* NOTREACHED */
}
/* This happens well after SI_SUB_RANDOM */
SYSINIT(random_device_h_proc, SI_SUB_CREATE_INIT, SI_ORDER_ANY, kproc_start, &random_proc_kp);
SYSINIT(random_device_h_proc, SI_SUB_KICK_SCHEDULER, SI_ORDER_ANY, kproc_start,
&random_proc_kp);
/*
* Run through all fast sources reading entropy for the given