arch/tile: more /proc and /sys file support

[linux-2.6-block.git] / fs / proc / task_mmu.c

diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 2e7addfd9803559ca03a2527aaab161006e3b482..318d8654989bf70479321fb8599b0dcf9ac29365 100644 (file)
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -214,7 +214,7 @@ static void show_map_vma(struct seq_file *m, struct vm_area_struct *vma)
        int flags = vma->vm_flags;
        unsigned long ino = 0;
        unsigned long long pgoff = 0;
-       unsigned long start;
+       unsigned long start, end;
        dev_t dev = 0;
        int len;
 
@@ -227,13 +227,15 @@ static void show_map_vma(struct seq_file *m, struct vm_area_struct *vma)
 
        /* We don't show the stack guard page in /proc/maps */
        start = vma->vm_start;
-       if (vma->vm_flags & VM_GROWSDOWN)
-               if (!vma_stack_continue(vma->vm_prev, vma->vm_start))
-                       start += PAGE_SIZE;
+       if (stack_guard_page_start(vma, start))
+               start += PAGE_SIZE;
+       end = vma->vm_end;
+       if (stack_guard_page_end(vma, end))
+               end -= PAGE_SIZE;
 
        seq_printf(m, "%08lx-%08lx %c%c%c%c %08llx %02x:%02x %lu %n",
                        start,
-                       vma->vm_end,
+                       end,
                        flags & VM_READ ? 'r' : '-',
                        flags & VM_WRITE ? 'w' : '-',
                        flags & VM_EXEC ? 'x' : '-',