mm: rearrange exit_mmap() to unlock before arch_exit_mmap

[linux-2.6-omap-h63xx.git] / mm / mmap.c

diff --git a/mm/mmap.c b/mm/mmap.c
index eb1270bebe672287191b0a13cedb0eff8dd451ec..00ced3ee49a8cd393d199656fc816980d4e7b1e6 100644 (file)
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2084,12 +2084,8 @@ void exit_mmap(struct mm_struct *mm)
        unsigned long end;
 
        /* mm's last user has gone, and its about to be pulled down */
-       arch_exit_mmap(mm);
        mmu_notifier_release(mm);
 
-       if (!mm->mmap)  /* Can happen if dup_mmap() received an OOM */
-               return;
-
        if (mm->locked_vm) {
                vma = mm->mmap;
                while (vma) {
@@ -2098,7 +2094,13 @@ void exit_mmap(struct mm_struct *mm)
                        vma = vma->vm_next;
                }
        }
+
+       arch_exit_mmap(mm);
+
        vma = mm->mmap;
+       if (!vma)       /* Can happen if dup_mmap() received an OOM */
+               return;
+
        lru_add_drain();
        flush_cache_mm(mm);
        tlb = tlb_gather_mmu(mm, 1);