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From: Andrew Turner <andrew@FreeBSD.org>
Date: Tue, 29 Nov 2016 13:32:23 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r309296 - head/sys/arm64/arm64
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Author: andrew
Date: Tue Nov 29 13:32:23 2016
New Revision: 309296
URL: https://svnweb.freebsd.org/changeset/base/309296

Log:
  We only use the cpu0 variable in the FDT code.
  
  Obtained from:	ABT Systems Ltd
  Sponsored by:	The FreeBSD Foundation

Modified:
  head/sys/arm64/arm64/mp_machdep.c

Modified: head/sys/arm64/arm64/mp_machdep.c
==============================================================================
--- head/sys/arm64/arm64/mp_machdep.c	Tue Nov 29 13:11:00 2016	(r309295)
+++ head/sys/arm64/arm64/mp_machdep.c	Tue Nov 29 13:32:23 2016	(r309296)
@@ -106,12 +106,14 @@ struct pcb stoppcbs[MAXCPU];
 
 static device_t cpu_list[MAXCPU];
 
+#ifdef FDT
 /*
  * Not all systems boot from the first CPU in the device tree. To work around
  * this we need to find which CPU we have booted from so when we later
  * enable the secondary CPUs we skip this one.
  */
 static int cpu0 = -1;
+#endif
 
 void mpentry(unsigned long cpuid);
 void init_secondary(uint64_t);