X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=kernel%2Fsysctl.c;h=0ed9fa6f322ee72c1d381fadf197a0a0cc41ff64;hb=5e605b64a183a6c0e84cdb99a6f8acb1f8200437;hp=58be76017fd000f3b019c0acab6d3cdeb672afda;hpb=59430c2f437767094298f30dd02ca038da0df755;p=~andy%2Flinux

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 58be76017fd..0ed9fa6f322 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -92,6 +92,7 @@ extern int sysctl_nr_trim_pages;
 #ifdef CONFIG_RCU_TORTURE_TEST
 extern int rcutorture_runnable;
 #endif /* #ifdef CONFIG_RCU_TORTURE_TEST */
+extern int blk_iopoll_enabled;
 
 /* Constants used for minimum and  maximum */
 #ifdef CONFIG_DETECT_SOFTLOCKUP
@@ -990,7 +991,14 @@ static struct ctl_table kern_table[] = {
 		.proc_handler	= &proc_dointvec,
 	},
 #endif
-
+	{
+		.ctl_name	= CTL_UNNUMBERED,
+		.procname	= "blk_iopoll",
+		.data		= &blk_iopoll_enabled,
+		.maxlen		= sizeof(int),
+		.mode		= 0644,
+		.proc_handler	= &proc_dointvec,
+	},
 /*
  * NOTE: do not add new entries to this table unless you have read
  * Documentation/sysctl/ctl_unnumbered.txt