[IA64] discontig.c: remove max_gap and related call to efi_memmap_walk

max_gap is not used in discontig.c.
This patch is to remove it and the related efi_memmap_walk.

Signed-off-by: Zou Nan hai <Nanhai.zou@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index 0377f2953ac750780560c6f7438f492b4bc9e91e..eb464cbb93197f0efcbb12583576e8fad6943188 100644 (file)
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -631,12 +631,10 @@ void paging_init(void)
        unsigned long max_dma;
        unsigned long zones_size[MAX_NR_ZONES];
        unsigned long zholes_size[MAX_NR_ZONES];
-       unsigned long max_gap, pfn_offset = 0;
+       unsigned long pfn_offset = 0;
        int node;
 
        max_dma = virt_to_phys((void *) MAX_DMA_ADDRESS) >> PAGE_SHIFT;
-       max_gap = 0;
-       efi_memmap_walk(find_largest_hole, &max_gap);
 
        /* so min() will work in count_node_pages */
        for (node = 0; node < numnodes; node++)