On Mon, Sep 28, 2020 at 11:13:25PM -0700, Nicolin Chen wrote: > This is used to protect potential race condition at use_count. > since probes of client drivers, calling attach_dev(), may run > concurrently. > > Signed-off-by: Nicolin Chen <nicoleots...@gmail.com> > --- > > Changelog > v3->v4: > * Fixed typo "Expend" => "Expand" > v2->v3: > * Renamed label "err_unlock" to "unlock" > v1->v2: > * N/A > > drivers/iommu/tegra-smmu.c | 34 +++++++++++++++++++++------------- > 1 file changed, 21 insertions(+), 13 deletions(-)
Acked-by: Thierry Reding <tred...@nvidia.com>
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