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k8lG0BjJwuRNooGPDZ801fXe29547Eh8OOBc9kVnw6JGqg6Crfizzcdw9dkFL1inZL9ZYcNOhF+GeCvPE2YjthpUMhfra1bJ5+17DbkL8Uo= X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR10MB7666 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-24_13,2023-10-24_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 mlxlogscore=999 adultscore=0 bulkscore=0 suspectscore=0 mlxscore=0 phishscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2310170001 definitions=main-2310240109 X-Proofpoint-ORIG-GUID: JOfJ7T-EmnqEBogcpB8Z19kymSy7rFxt X-Proofpoint-GUID: JOfJ7T-EmnqEBogcpB8Z19kymSy7rFxt On 24/10/2023 13:42, Joao Martins wrote: > On 24/10/2023 13:34, Yi Liu wrote: >> On 2023/10/21 06:27, Joao Martins wrote: >>> --- >>>   drivers/iommu/intel/Kconfig |   1 + >>>   drivers/iommu/intel/iommu.c | 104 +++++++++++++++++++++++++++++++++- >>>   drivers/iommu/intel/iommu.h |  17 ++++++ >>>   drivers/iommu/intel/pasid.c | 108 ++++++++++++++++++++++++++++++++++++ >>>   drivers/iommu/intel/pasid.h |   4 ++ >>>   5 files changed, 233 insertions(+), 1 deletion(-) >> >> normally, the subject of commits to intel iommu driver is started >> with 'iommu/vt-d'. So if there is a new version, please rename it. >> Also, SL is a bit eld naming, please use SS (second stage) >> >> s/iommu/intel: Access/Dirty bit support for SL domains/iommu/vt-d: Access/Dirty >> bit support for SS domains >> > OK > FYI, this is what I have staged in: Subject: iommu/vt-d: Access/Dirty bit support for SS domains diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index 4e25faf573de..eb92a201cc0b 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -4094,7 +4094,7 @@ intel_iommu_domain_alloc_user(struct device *dev, u32 flags) return ERR_PTR(-EOPNOTSUPP); dirty_tracking = (flags & IOMMU_HWPT_ALLOC_DIRTY_TRACKING); - if (dirty_tracking && !slads_supported(iommu)) + if (dirty_tracking && !ssads_supported(iommu)) return ERR_PTR(-EOPNOTSUPP); /* @@ -4137,7 +4137,7 @@ static int prepare_domain_attach_device(struct iommu_domain *domain, if (dmar_domain->force_snooping && !ecap_sc_support(iommu->ecap)) return -EINVAL; - if (domain->dirty_ops && !slads_supported(iommu)) + if (domain->dirty_ops && !ssads_supported(iommu)) return -EINVAL; /* check if this iommu agaw is sufficient for max mapped address */ @@ -4395,7 +4395,7 @@ static bool intel_iommu_capable(struct device *dev, enum iommu_cap cap) case IOMMU_CAP_ENFORCE_CACHE_COHERENCY: return ecap_sc_support(info->iommu->ecap); case IOMMU_CAP_DIRTY_TRACKING: - return slads_supported(info->iommu); + return ssads_supported(info->iommu); default: return false; } diff --git a/drivers/iommu/intel/iommu.h b/drivers/iommu/intel/iommu.h index 27bcfd3bacdd..3bb569146229 100644 --- a/drivers/iommu/intel/iommu.h +++ b/drivers/iommu/intel/iommu.h @@ -542,10 +542,9 @@ enum { #define sm_supported(iommu) (intel_iommu_sm && ecap_smts((iommu)->ecap)) #define pasid_supported(iommu) (sm_supported(iommu) && \ ecap_pasid((iommu)->ecap)) -#define slads_supported(iommu) (sm_supported(iommu) && \ +#define ssads_supported(iommu) (sm_supported(iommu) && \ ecap_slads((iommu)->ecap)) - struct pasid_entry; struct pasid_state_entry; struct page_req_dsc;