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From: Dmitry Chagin <dchagin@FreeBSD.org>
Date: Tue, 9 Dec 2014 14:21:44 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r275644 - head/gnu/usr.bin/gdb/kgdb
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Author: dchagin
Date: Tue Dec  9 14:21:43 2014
New Revision: 275644
URL: https://svnweb.freebsd.org/changeset/base/275644

Log:
  Skip calling CPU_ISSET for NOCPU as a short period of time we can have
  td_oncpu is NOCPU for thread in TDS_RUNNING state.
  
  Differential Revision:	https://reviews.freebsd.org/D1283
  Reviewed by:	jhb
  MFC after:	1 Month

Modified:
  head/gnu/usr.bin/gdb/kgdb/kthr.c

Modified: head/gnu/usr.bin/gdb/kgdb/kthr.c
==============================================================================
--- head/gnu/usr.bin/gdb/kgdb/kthr.c	Tue Dec  9 11:52:36 2014	(r275643)
+++ head/gnu/usr.bin/gdb/kgdb/kthr.c	Tue Dec  9 14:21:43 2014	(r275644)
@@ -96,7 +96,7 @@ kgdb_thr_add_procs(uintptr_t paddr)
 			kt->kaddr = addr;
 			if (td.td_tid == dumptid)
 				kt->pcb = dumppcb;
-			else if (td.td_state == TDS_RUNNING &&
+			else if (td.td_oncpu != NOCPU &&
 			    CPU_ISSET(td.td_oncpu, &stopped_cpus))
 				kt->pcb = kgdb_trgt_core_pcb(td.td_oncpu);
 			else