[PATCH -next] sysctl: handle bio system when CONFIG_BLOCK=n

[Randy Dunlap]

From: Randy Dunlap <randy.dunlap@xxxxxxxxxx>

Handle build config of CONFIG_BLOCK=n:

kernel/sysctl.c:1233: error: 'bio_inline_vecs' undeclared here (not in a function)

Signed-off-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
---
 kernel/sysctl.c |    2 ++
 1 file changed, 2 insertions(+)

--- linux-next-20081204.orig/kernel/sysctl.c
+++ linux-next-20081204/kernel/sysctl.c
@@ -1227,6 +1227,7 @@ static struct ctl_table vm_table[] = {
 		.extra2		= &one,
 	},
 #endif
+#ifdef CONFIG_BLOCK
 	{
 		.ctl_name	= CTL_UNNUMBERED,
 		.procname	= "bio_inline_vecs",
@@ -1237,6 +1238,7 @@ static struct ctl_table vm_table[] = {
 		.strategy	= &sysctl_intvec,
 		.extra1		= &zero,
 	},
+#endif
 /*
  * NOTE: do not add new entries to this table unless you have read
  * Documentation/sysctl/ctl_unnumbered.txt
--
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