On Wed, 31 Jul 2013, Joonsoo Kim wrote: > Current kernel (v3.10) or older has a problem in cow optimization. Cow > optimization is that if we find a page which has only 1 reference from > this process, we use it directly for private write. This applied to > anonymous page and a page from page cache until now. This cause a problem > for a page cache case, because we can remap this file by another process, > and it can see corrupt data. To detect this problem, add this test case. > > This problem will be fixed on v3.12 kernel. > > Signed-off-by: Joonsoo Kim <iamjoonsoo....@lge.com>
Applied, thanks. Eric
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