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| author |   Dmitry Osipenko <digetx@gmail.com> | 2018-04-09 23:07:20 +0300 |
|---|---|---|
| committer |   Joerg Roedel <jroedel@suse.de> | 2018-05-03 16:30:28 +0200 |
| commit | 130a2fdf0b9e2305fd4dfbf7e6fb58c31df0fe8e (patch) | |
| tree | 742c4f6827eaf65253d97ec01cf469b0caa43391 /drivers/iommu/tegra-gart.c | |
| parent | iommu/tegra: gart: Add debugging facility (diff) | |
| download | linux-dev-130a2fdf0b9e2305fd4dfbf7e6fb58c31df0fe8e.tar.xz linux-dev-130a2fdf0b9e2305fd4dfbf7e6fb58c31df0fe8e.zip | |
iommu/tegra: gart: Fix gart_iommu_unmap()
It must return the number of unmapped bytes on success, returning 0 means
that unmapping failed and in result only one page is unmapped.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/tegra-gart.c')
| -rw-r--r-- | drivers/iommu/tegra-gart.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/tegra-gart.c b/drivers/iommu/tegra-gart.c index 4c0abdcd1ad2..89ec24c6952c 100644 --- a/drivers/iommu/tegra-gart.c +++ b/drivers/iommu/tegra-gart.c @@ -313,7 +313,7 @@ static size_t gart_iommu_unmap(struct iommu_domain *domain, unsigned long iova, gart_set_pte(gart, iova, 0); FLUSH_GART_REGS(gart); spin_unlock_irqrestore(&gart->pte_lock, flags); - return 0; + return bytes; } static phys_addr_t gart_iommu_iova_to_phys(struct iommu_domain *domain, |