From: Liu, Yi L Date: Fri, 30 Oct 2020 02:37:24 +0000 (+0800) Subject: iommu/vt-d: Fix a bug for PDP check in prq_event_thread X-Git-Tag: v5.9.9~214 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=98d3c3f1e295f9f16c5a29089cec49058a5165ed;p=thirdparty%2Fkernel%2Fstable.git iommu/vt-d: Fix a bug for PDP check in prq_event_thread [ Upstream commit 71cd8e2d16703a9df5c86a9e19f4cba99316cc53 ] In prq_event_thread(), the QI_PGRP_PDP is wrongly set by 'req->pasid_present' which should be replaced to 'req->priv_data_present'. Fixes: 5b438f4ba315 ("iommu/vt-d: Support page request in scalable mode") Signed-off-by: Liu, Yi L Signed-off-by: Yi Sun Acked-by: Lu Baolu Link: https://lore.kernel.org/r/1604025444-6954-3-git-send-email-yi.y.sun@linux.intel.com Signed-off-by: Joerg Roedel Signed-off-by: Sasha Levin --- diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index a71fbbddaa66e..20fa8c7fcd8e7 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -1001,7 +1001,7 @@ no_pasid: resp.qw0 = QI_PGRP_PASID(req->pasid) | QI_PGRP_DID(req->rid) | QI_PGRP_PASID_P(req->pasid_present) | - QI_PGRP_PDP(req->pasid_present) | + QI_PGRP_PDP(req->priv_data_present) | QI_PGRP_RESP_CODE(result) | QI_PGRP_RESP_TYPE; resp.qw1 = QI_PGRP_IDX(req->prg_index) |