On 2012-12-10 06:01, Jan Stancek wrote:
> mremap-fixed-huge-near-normal testcase mmaps 4*hpage_size - 
> getpagesize()
> of anon shared memory. Then it finds area of 3 huge pages aligned to
> hpage_size and munmaps lower and upper areas:
>
>    lower   +----- 3*hpage_size -----+   upper
>  /       \/                          \/       \
>  |--------|--------|--------|--------|--------|
>  p        q                          |        p+xsize
>                                      q+size
>
> If initial mmap will place whole area in such way, that lower or 
> upper
> area size is zero, munmap fails with EINVAL and testcase fails.
>
> mmap(2):
>     EINVAL (since Linux 2.6.12) length was 0.
>
> Signed-off-by: Jan Stancek <jstan...@redhat.com>
> ---

Applied, thanks.
Eric


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