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Date:      Wed, 22 Apr 2015 12:24:39 +0000 (UTC)
From:      Andrew Turner <andrew@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r281850 - head/sys/arm64/arm64
Message-ID:  <201504221224.t3MCOdJH027698@svn.freebsd.org>

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Author: andrew
Date: Wed Apr 22 12:24:38 2015
New Revision: 281850
URL: https://svnweb.freebsd.org/changeset/base/281850

Log:
  Add the null implementation of stack_save and stack_save_td.
  
  Sponsored by:	The FreeBSD Foundation

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

Modified: head/sys/arm64/arm64/stack_machdep.c
==============================================================================
--- head/sys/arm64/arm64/stack_machdep.c	Wed Apr 22 10:59:05 2015	(r281849)
+++ head/sys/arm64/arm64/stack_machdep.c	Wed Apr 22 12:24:38 2015	(r281850)
@@ -43,11 +43,18 @@ __FBSDID("$FreeBSD$");
 void
 stack_save_td(struct stack *st, struct thread *td)
 {
-	panic("stack_save_td");
+
+	if (TD_IS_SWAPPED(td))
+		panic("stack_save_td: swapped");
+	if (TD_IS_RUNNING(td))
+		panic("stack_save_td: running");
+
+	stack_zero(st);
 }
 
 void
 stack_save(struct stack *st)
 {
-	panic("stack_save");
+
+	stack_zero(st);
 }



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