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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-16 07:46:34 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-16 07:46:34 -0700
commit6b7b352f2102e21f9d8f38e932f01d9c5705c073 (patch)
tree189dc171c0de4754d6dcf96c1c68ce300b80e687
parenta3eb51ecfa1d7be689f05c9f12cb0fcf862c516e (diff)
parentcb684b5bcd6a79ae7e2360c6b158c4aa7b0a293a (diff)
downloadlinux-6b7b352f2102e21f9d8f38e932f01d9c5705c073.tar.gz
Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block:
  block: fix linkage problem with blk_iopoll and !CONFIG_BLOCK
-rw-r--r--kernel/sysctl.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 6bb59f707402..1a631ba684a4 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -91,7 +91,9 @@ extern int sysctl_nr_trim_pages;
 #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
@@ -998,6 +1000,7 @@ static struct ctl_table kern_table[] = {
 		.proc_handler	= &proc_dointvec,
 	},
 #endif
+#ifdef CONFIG_BLOCK
 	{
 		.ctl_name	= CTL_UNNUMBERED,
 		.procname	= "blk_iopoll",
@@ -1006,6 +1009,7 @@ static struct ctl_table kern_table[] = {
 		.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