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SubjectRe: [PATCH 1/2] s390/extmem: Use refcount_t for refcount
On Thu, Aug 08, 2019 at 03:18:17PM +0800, Chuhong Yuan wrote:
> Reference counters are preferred to use refcount_t instead of
> atomic_t.
> This is because the implementation of refcount_t can prevent
> overflows and detect possible use-after-free.
> So convert atomic_t ref counters to refcount_t.
>
> Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
> ---
> arch/s390/mm/extmem.c | 11 ++++++-----
> 1 file changed, 6 insertions(+), 5 deletions(-)

Applied, thanks.

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