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author | Weidong Han <weidong.han@intel.com> | 2008-12-08 04:24:12 +0100 |
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committer | Joerg Roedel <joerg.roedel@amd.com> | 2009-01-03 14:02:17 +0100 |
commit | a2bb8459fe46e5aaad6637b31b5593d740097cba (patch) | |
tree | 0d380bb2cc70f6a26aade2c8b44ee6e4f183b76d /drivers/pci | |
parent | Add global iommu list (diff) | |
download | linux-a2bb8459fe46e5aaad6637b31b5593d740097cba.tar.xz linux-a2bb8459fe46e5aaad6637b31b5593d740097cba.zip |
Get iommu from g_iommus for deferred flush
deferred_flush[] uses the iommu seq_id to index, so its iommu is fixed and can get it from g_iommus.
Signed-off-by: Weidong Han <weidong.han@intel.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'drivers/pci')
-rw-r--r-- | drivers/pci/intel-iommu.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index d2ffa7a6d723..86b9f58a645e 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -2101,10 +2101,11 @@ static void flush_unmaps(void) /* just flush them all */ for (i = 0; i < g_num_of_iommus; i++) { - if (deferred_flush[i].next) { - struct intel_iommu *iommu = - deferred_flush[i].domain[0]->iommu; + struct intel_iommu *iommu = g_iommus[i]; + if (!iommu) + continue; + if (deferred_flush[i].next) { iommu->flush.flush_iotlb(iommu, 0, 0, 0, DMA_TLB_GLOBAL_FLUSH, 0); for (j = 0; j < deferred_flush[i].next; j++) { |