svn commit: r347931 - head/sys/x86/x86

[Konstantin Belousov]

Author: kib
Date: Fri May 17 17:11:01 2019
New Revision: 347931
URL: https://svnweb.freebsd.org/changeset/base/347931

Log:
  Free microcode memory later.
  
  With lockless DI, pmap_remove() requires operational thread lock,
  which is initialized at SI_SUB_RUN_QUEUE for thread0.  Move it even
  later where APs are started, the moment after which other boot memory
  like trampoline stacks is already being freed.
  
  Reported by:	gtetlow
  Sponsored by:	The FreeBSD Foundation
  MFC after:	30 days

Modified:
  head/sys/x86/x86/ucode.c

Modified: head/sys/x86/x86/ucode.c
==============================================================================
--- head/sys/x86/x86/ucode.c	Fri May 17 17:05:16 2019	(r347930)
+++ head/sys/x86/x86/ucode.c	Fri May 17 17:11:01 2019	(r347931)
@@ -260,7 +260,7 @@ restart:
 		goto restart;
 	}
 }
-SYSINIT(ucode_release, SI_SUB_KMEM + 1, SI_ORDER_ANY, ucode_release, NULL);
+SYSINIT(ucode_release, SI_SUB_SMP + 1, SI_ORDER_ANY, ucode_release, NULL);
 
 void
 ucode_load_ap(int cpu)