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| author | Joerg Roedel <joerg.roedel@amd.com> | 2010-02-08 14:44:49 +0100 |
|---|---|---|
| committer | Joerg Roedel <joerg.roedel@amd.com> | 2010-03-01 14:16:22 +0100 |
| commit | 5d214fe6e808a8caa9cb6f610c0190d3f50ac570 (patch) | |
| tree | 326b6d2ea83d9a5df8ea4eef91834dc3e0da2bac /arch/x86/kernel/uv_time.c | |
| parent | x86/amd-iommu: Remove double NULL check in check_device (diff) | |
| download | linux-5d214fe6e808a8caa9cb6f610c0190d3f50ac570.tar.xz linux-5d214fe6e808a8caa9cb6f610c0190d3f50ac570.zip | |
x86/amd-iommu: Protect IOMMU-API map/unmap path
This patch introduces a mutex to lock page table updates in
the IOMMU-API path. We can't use the spin_lock here because
this patch might sleep.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'arch/x86/kernel/uv_time.c')
0 files changed, 0 insertions, 0 deletions