From: Yinghai Lu <yinghai@kernel.org>
To: Jesse Barnes <jbarnes@virtuousgeek.org>,
Chris Wright <chrisw@sous-sol.org>,
David.Woodhouse@intel.com
Cc: fenghua.yu@intel.com, linux-kernel@vger.kernel.org,
linux-pci@vger.kernel.org, iommu@lists.linux-foundation.org,
Yinghai Lu <yinghai@kernel.org>
Subject: [PATCH 4/6] pci/dmar/sriov: use physfn to search drhd for VF
Date: Thu, 8 Apr 2010 11:58:25 -0700 [thread overview]
Message-ID: <1270753107-15881-5-git-send-email-yinghai@kernel.org> (raw)
In-Reply-To: <1270753107-15881-1-git-send-email-yinghai@kernel.org>
When virtfn is used, we should use physfn to find correct drhd
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
---
drivers/pci/dmar.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c
index d2f66a6..550f0a9 100644
--- a/drivers/pci/dmar.c
+++ b/drivers/pci/dmar.c
@@ -534,6 +534,11 @@ dmar_find_matched_drhd_unit(struct pci_dev *dev)
struct dmar_drhd_unit *dmaru = NULL;
struct acpi_dmar_hardware_unit *drhd;
+#ifdef CONFIG_PCI_IOV
+ if (dev->is_virtfn)
+ dev = dev->physfn;
+#endif
+
list_for_each_entry(dmaru, &dmar_drhd_units, list) {
drhd = container_of(dmaru->hdr,
struct acpi_dmar_hardware_unit,
--
1.6.4.2
next prev parent reply other threads:[~2010-04-08 19:01 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-08 18:58 [PATCH 0/6] pci/dmar: small cleanup Yinghai Lu
2010-04-08 18:58 ` [PATCH 1/6] pci/dmar: Don't complain that IOPAIC is not supported Yinghai Lu
2010-04-09 15:33 ` David Woodhouse
2010-04-08 18:58 ` [PATCH 2/6] pci/dmar: Print out iommu seq_id Yinghai Lu
2010-04-08 18:58 ` [PATCH 3/6] pci/dmar: remove the noisy print out about unmapping Yinghai Lu
2010-04-09 15:34 ` David Woodhouse
2010-04-08 18:58 ` Yinghai Lu [this message]
2010-04-08 19:10 ` [PATCH 4/6] pci/dmar/sriov: use physfn to search drhd for VF Roland Dreier
2010-04-08 20:52 ` Yinghai
2010-04-08 20:56 ` Roland Dreier
2010-04-08 23:24 ` Chris Wright
2010-04-09 0:07 ` Yinghai
2010-04-09 0:16 ` Chris Wright
2010-04-09 15:54 ` Jesse Barnes
2010-04-08 18:58 ` [PATCH 5/6] pci/dmar: Fix link warning Yinghai Lu
2010-04-08 19:31 ` Chris Wright
2010-04-08 18:58 ` [PATCH 6/6] intel-iommu: Don't call domain_exit if can not attach with iommu Yinghai Lu
2010-04-09 15:43 ` David Woodhouse
2010-04-09 17:49 ` Yinghai
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