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| author | Jingqi Liu <Jingqi.liu@intel.com> | 2024-04-24 10:16:31 +0300 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2024-04-26 12:57:39 +0300 |
| commit | 621b7e54f288c5e4e32d1dd81a926b8ecb547c60 (patch) | |
| tree | 4f9b940ace510b0f2bf734a7b634846b4c209054 /include/linux | |
| parent | cc9e49d35b4de47d6b656ac144cb22b11dc65c2e (diff) | |
| download | linux-621b7e54f288c5e4e32d1dd81a926b8ecb547c60.tar.xz | |
iommu/vt-d: Remove private data use in fault message
According to Intel VT-d specification revision 4.0, "Private Data"
field has been removed from Page Request/Response.
Since the private data field is not used in fault message, remove the
related definitions in page request descriptor and remove the related
code in page request/response handler, as Intel hasn't shipped any
products which support private data in the page request message.
Signed-off-by: Jingqi Liu <Jingqi.liu@intel.com>
Link: https://lore.kernel.org/r/20240308103811.76744-3-Jingqi.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/iommu.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 2e925b5eba53..e6549bdfaed9 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -69,8 +69,7 @@ enum iommu_fault_type { struct iommu_fault_page_request { #define IOMMU_FAULT_PAGE_REQUEST_PASID_VALID (1 << 0) #define IOMMU_FAULT_PAGE_REQUEST_LAST_PAGE (1 << 1) -#define IOMMU_FAULT_PAGE_REQUEST_PRIV_DATA (1 << 2) -#define IOMMU_FAULT_PAGE_RESPONSE_NEEDS_PASID (1 << 3) +#define IOMMU_FAULT_PAGE_RESPONSE_NEEDS_PASID (1 << 2) u32 flags; u32 pasid; u32 grpid; |