rcutorture: Abstract torture_onoff()

Because online/offline torturing is not specific to RCU, this commit
abstracts it into the kernel/torture.c module to allow other torture
tests to use it.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>

1 files changed, 12 insertions, 0 deletions

diff --git a/include/linux/torture.h b/include/linux/torture.h
index 544a2c33c1a..be3694a702e 100644
--- a/include/linux/torture.h
+++ b/include/linux/torture.h
@@ -61,6 +61,18 @@ extern bool verbose;
 #define VERBOSE_TOROUT_ERRSTRING(s) \
 	do { if (verbose) pr_alert("%s" TORTURE_FLAG "!!! " s "\n", torture_type); } while (0)
 
+/* Definitions for a non-string torture-test module parameter. */
+#define torture_parm(type, name, init, msg) \
+	static type name = init; \
+	module_param(name, type, 0444); \
+	MODULE_PARM_DESC(name, msg);
+
+/* Definitions for online/offline exerciser. */
+int torture_onoff_init(long ooholdoff, long oointerval);
+void torture_onoff_cleanup(void);
+char *torture_onoff_stats(char *page);
+bool torture_onoff_failures(void);
+
 /* Low-rider random number generator. */
 struct torture_random_state {
 	unsigned long trs_state;