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Subject[patch] mm/hugetlb.c: fix build failure

on !CONFIG_SYSCTL on x86 with latest -git i get:

mm/hugetlb.c: In function 'decrement_hugepage_resv_vma':
mm/hugetlb.c:83: error: 'reserve' undeclared (first use in this function)
mm/hugetlb.c:83: error: (Each undeclared identifier is reported only once
mm/hugetlb.c:83: error: for each function it appears in.)

Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
mm/hugetlb.c | 22 +++++++++++-----------
1 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 41341c4..a8bf4ab 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1026,6 +1026,17 @@ static void __init report_hugepages(void)
}
}

+static unsigned int cpuset_mems_nr(unsigned int *array)
+{
+ int node;
+ unsigned int nr = 0;
+
+ for_each_node_mask(node, cpuset_current_mems_allowed)
+ nr += array[node];
+
+ return nr;
+}
+
#ifdef CONFIG_SYSCTL
#ifdef CONFIG_HIGHMEM
static void try_to_free_low(struct hstate *h, unsigned long count)
@@ -1375,17 +1386,6 @@ static int __init hugetlb_default_setup(char *s)
}
__setup("default_hugepagesz=", hugetlb_default_setup);

-static unsigned int cpuset_mems_nr(unsigned int *array)
-{
- int node;
- unsigned int nr = 0;
-
- for_each_node_mask(node, cpuset_current_mems_allowed)
- nr += array[node];
-
- return nr;
-}
-
int hugetlb_sysctl_handler(struct ctl_table *table, int write,
struct file *file, void __user *buffer,
size_t *length, loff_t *ppos)

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