[PATCH] smaps: hugepages fix

smaps doesn't have a hugepage pagetable walker. Skip walking hugepage
vmas.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 0eaad41..35787f9 100644 (file)
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -289,7 +289,7 @@ static int show_smap(struct seq_file *m, void *v)
        struct mem_size_stats mss;
 
        memset(&mss, 0, sizeof mss);
-       if (vma->vm_mm)
+       if (vma->vm_mm && !is_vm_hugetlb_page(vma))
                smaps_pgd_range(vma, vma->vm_start, vma->vm_end, &mss);
        return show_map_internal(m, v, &mss);
 }