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From: Mateusz Guzik <mjg@FreeBSD.org>
Date: Tue, 21 Oct 2014 21:29:21 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r273431 - head/sys/kern
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Author: mjg
Date: Tue Oct 21 21:29:20 2014
New Revision: 273431
URL: https://svnweb.freebsd.org/changeset/base/273431

Log:
  Take the lock shared in linker_search_symbol_name.
  
  This helps sysctl kern.proc.stack.

Modified:
  head/sys/kern/kern_linker.c

Modified: head/sys/kern/kern_linker.c
==============================================================================
--- head/sys/kern/kern_linker.c	Tue Oct 21 21:27:13 2014	(r273430)
+++ head/sys/kern/kern_linker.c	Tue Oct 21 21:29:20 2014	(r273431)
@@ -986,9 +986,9 @@ linker_search_symbol_name(caddr_t value,
 {
 	int error;
 
-	sx_xlock(&kld_sx);
+	sx_slock(&kld_sx);
 	error = linker_debug_search_symbol_name(value, buf, buflen, offset);
-	sx_xunlock(&kld_sx);
+	sx_sunlock(&kld_sx);
 	return (error);
 }