Re: [PATCH v3] mlx5: Use refcount_t for refcount

From: Saeed Mahameed
Date: Wed Aug 07 2019 - 14:03:48 EST


On Wed, 2019-08-07 at 06:17 +0300, Leon Romanovsky wrote:
> On Tue, Aug 06, 2019 at 08:40:11PM +0000, Saeed Mahameed wrote:
> > On Tue, 2019-08-06 at 09:59 +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@xxxxxxxxx>
> > > ---
> > > Changes in v3:
> > > - Merge v2 patches together.
> > >
> > > drivers/infiniband/hw/mlx5/srq_cmd.c | 6 +++---
> > > drivers/net/ethernet/mellanox/mlx5/core/qp.c | 6 +++---
> > > include/linux/mlx5/driver.h | 3 ++-
> > > 3 files changed, 8 insertions(+), 7 deletions(-)
> > >
> >
> > LGTM, Leon, let me know if you are happy with this version,
> > this should go to mlx5-next.
>
> Thanks,
> Acked-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>

Applied to mlx5-next.

Thanks !