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| author |   Joerg Roedel <jroedel@suse.de> | 2020-02-17 17:27:44 +0100 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2020-02-18 17:21:51 +0100 |
| commit | 96d170f3b1a607612caf3618c534d5c64fc2d61b (patch) | |
| tree | 0a9d5da0ee4d26d22fd508e9e9814a3a8da55005 /drivers/iommu | |
| parent | iommu/vt-d: Do deferred attachment in iommu_need_mapping() (diff) | |
| download | linux-dev-96d170f3b1a607612caf3618c534d5c64fc2d61b.tar.xz linux-dev-96d170f3b1a607612caf3618c534d5c64fc2d61b.zip | |
iommu/vt-d: Remove deferred_attach_domain()
The function is now only a wrapper around find_domain(). Remove the
function and call find_domain() directly at the call-sites.
Fixes: 1ee0186b9a12 ("iommu/vt-d: Refactor find_domain() helper")
Cc: stable@vger.kernel.org # v5.5
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Acked-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/intel-iommu.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 723f615c6e84..69f1c6b8dfcf 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -2539,11 +2539,6 @@ static void do_deferred_attach(struct device *dev) intel_iommu_attach_device(domain, dev); } -static struct dmar_domain *deferred_attach_domain(struct device *dev) -{ - return find_domain(dev); -} - static inline struct device_domain_info * dmar_search_domain_by_dev_info(int segment, int bus, int devfn) { @@ -3643,7 +3638,7 @@ static dma_addr_t __intel_map_single(struct device *dev, phys_addr_t paddr, BUG_ON(dir == DMA_NONE); - domain = deferred_attach_domain(dev); + domain = find_domain(dev); if (!domain) return DMA_MAPPING_ERROR; @@ -3863,7 +3858,7 @@ static int intel_map_sg(struct device *dev, struct scatterlist *sglist, int nele if (!iommu_need_mapping(dev)) return dma_direct_map_sg(dev, sglist, nelems, dir, attrs); - domain = deferred_attach_domain(dev); + domain = find_domain(dev); if (!domain) return 0; @@ -3961,7 +3956,7 @@ bounce_map_single(struct device *dev, phys_addr_t paddr, size_t size, if (unlikely(attach_deferred(dev))) do_deferred_attach(dev); - domain = deferred_attach_domain(dev); + domain = find_domain(dev); if (WARN_ON(dir == DMA_NONE || !domain)) return DMA_MAPPING_ERROR; |