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2329d37)
Remove the first mapping check for vma_link. Move the mutex_lock into the
braces when vma->vm_file is true.
Signed-off-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
{
struct address_space *mapping = NULL;
{
struct address_space *mapping = NULL;
mapping = vma->vm_file->f_mapping;
mapping = vma->vm_file->f_mapping;
mutex_lock(&mapping->i_mmap_mutex);
mutex_lock(&mapping->i_mmap_mutex);
__vma_link(mm, vma, prev, rb_link, rb_parent);
__vma_link_file(vma);
__vma_link(mm, vma, prev, rb_link, rb_parent);
__vma_link_file(vma);