--On Wednesday, June 04, 2003 15:38:09 -0700 Andrew Morton <akpm@digeo.com>
wrote:
>> After more careful consideration, I don't see any reasons why
>> page_table_lock is necessary for dealing with vmas. I found one spot in
>> swapoff, but it was easily changed to mmap_sem.
>
> What keeps the VMA tree consistent when try_to_unmap_one()
> runs find_vma()?
Gah. I don't know how I convinced myself that code was safe. It's easily
fixed. How does this one look?
Dave
======================================================================
Dave McCracken IBM Linux Base Kernel Team 1-512-838-3059
dmccr@us.ibm.com T/L 678-3059
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