| Date | Mon, 24 Sep 2018 12:50:43 +0200 | From | Thierry Reding <> | Subject | Re: [PATCH v4 15/20] iommu/tegra: gart: Allow only one active domain at a time |
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On Mon, Sep 24, 2018 at 03:41:48AM +0300, Dmitry Osipenko wrote: > GART has a single address space that is shared by all devices, hence only > one domain could be active at a time. > > Signed-off-by: Dmitry Osipenko <digetx@gmail.com> > --- > drivers/iommu/tegra-gart.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/drivers/iommu/tegra-gart.c b/drivers/iommu/tegra-gart.c > index 1d45b023adea..9f7d3afb686f 100644 > --- a/drivers/iommu/tegra-gart.c > +++ b/drivers/iommu/tegra-gart.c > @@ -55,6 +55,7 @@ struct gart_device { > spinlock_t pte_lock; /* for pagetable */ > struct list_head client; > spinlock_t client_lock; /* for client list */ > + struct iommu_domain *active_domain; /* current active domain */
The active_ prefix seems a little unnecessary here, but either way:
Acked-by: Thierry Reding <treding@nvidia.com> [unhandled content-type:application/pgp-signature] |