Linux-PCI Archive on lore.kernel.org
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From: Hao Zheng <mowendugu@gmail.com>
To: bhelgaas@google.com
Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
	Hao Zheng <mowendugu@gmail.com>, Quan Xu <quan.xu0@gmail.com>
Subject: [PATCH 1/1] PCI/IOV: Fix VF0 cached config space size for other VFs
Date: Mon, 20 May 2019 21:17:24 +0800
Message-ID: <1558358244-35832-1-git-send-email-mowendugu@gmail.com> (raw)

Set the pcie_cap field before getting the config space size for
other VFs. Otherwise, the config space size of other VFs are error
set to 256, while the size of VF0 is 4096.

Signed-off-by: Hao Zheng <mowendugu@gmail.com>
Signed-off-by: Quan Xu <quan.xu0@gmail.com>
---
 drivers/pci/iov.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index 3aa115e..239fad1 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -133,6 +133,7 @@ static void pci_read_vf_config_common(struct pci_dev *virtfn)
 	pci_read_config_word(virtfn, PCI_SUBSYSTEM_ID,
 			     &physfn->sriov->subsystem_device);
 
+	set_pcie_port_type(virtfn);
 	physfn->sriov->cfg_size = pci_cfg_space_size(virtfn);
 }
 
-- 
1.8.3.1


             reply index

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-20 13:17 Hao Zheng [this message]
2019-06-04 17:29 ` Alex Williamson
2019-06-14  3:57   ` 独孤败

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