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authorDave Young <hidave.darkstar@gmail.com>2010-03-10 15:24:05 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-12 15:53:08 -0800
commite5ab67726f33b50f40db0ccf271ceb3c658554d5 (patch)
treeb4616f1f7e077f4dd4cc2586f0e8db8acd8a322b
parentd33ed52d57e794eba55cea3f5eab3c8f80b6cb5a (diff)
sysctl extern cleanup: rcu
Extern declarations in sysctl.c should be moved to their own header file, and then include them in relavant .c files. Move rcutorture_runnable extern declaration to linux/rcupdate.h Signed-off-by: Dave Young <hidave.darkstar@gmail.com> Acked-by: Josh Triplett <josh@joshtriplett.org> Reviewed-by: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/rcupdate.h4
-rw-r--r--kernel/sysctl.c3
2 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index c8437362633..a005cac5e30 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -41,6 +41,10 @@
#include <linux/lockdep.h>
#include <linux/completion.h>
+#ifdef CONFIG_RCU_TORTURE_TEST
+extern int rcutorture_runnable; /* for sysctl */
+#endif /* #ifdef CONFIG_RCU_TORTURE_TEST */
+
/**
* struct rcu_head - callback structure for use with RCU
* @next: next update requests in a list
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index a8fd10a9a50..f18aaa7b0d6 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -87,9 +87,6 @@ extern int sysctl_nr_open_min, sysctl_nr_open_max;
#ifndef CONFIG_MMU
extern int sysctl_nr_trim_pages;
#endif
-#ifdef CONFIG_RCU_TORTURE_TEST
-extern int rcutorture_runnable;
-#endif /* #ifdef CONFIG_RCU_TORTURE_TEST */
#ifdef CONFIG_BLOCK
extern int blk_iopoll_enabled;
#endif