#ifdef CONFIG_RCU_TORTURE_TEST
extern int rcutorture_runnable;
#endif /* #ifdef CONFIG_RCU_TORTURE_TEST */
+#ifdef CONFIG_BLOCK
+extern int blk_iopoll_enabled;
+#endif
/* Constants used for minimum and maximum */
#ifdef CONFIG_DETECT_SOFTLOCKUP
.proc_handler = &proc_dointvec,
},
#endif
-
+#ifdef CONFIG_BLOCK
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "blk_iopoll",
+ .data = &blk_iopoll_enabled,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = &proc_dointvec,
+ },
+#endif
/*
* NOTE: do not add new entries to this table unless you have read
* Documentation/sysctl/ctl_unnumbered.txt