From b63432a57593fa4d2c01604edeae39e84cc10994 Mon Sep 17 00:00:00 2001 From: James Prestwood Date: Thu, 23 May 2019 19:20:33 +0800 Subject: [PATCH] PCI: Mark Atheros AR9462 to avoid bus reset mainline inclusion from mainline-5.1-rc1 commit 6afb7e26978d category: bugfix bugzilla: 16053 CVE: NA ------------------------------------------------- When using PCI passthrough with this device, the host machine locks up completely when starting the VM, requiring a hard reboot. Add a quirk to avoid bus resets on this device. Fixes: c3e59ee4e766 ("PCI: Mark Atheros AR93xx to avoid bus reset") Link: https://lore.kernel.org/linux-pci/20190107213248.3034-1-james.prestwood@linux.intel.com Signed-off-by: James Prestwood Signed-off-by: Bjorn Helgaas CC: stable@vger.kernel.org # v3.14+ Signed-off-by: Xiongfeng Wang Reviewed-by: Yao Hongbo Signed-off-by: Yang Yingliang --- drivers/pci/quirks.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 22d2c777a86c..4b8d4ccbba7f 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3383,6 +3383,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0030, quirk_no_bus_reset); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0032, quirk_no_bus_reset); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x003c, quirk_no_bus_reset); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0033, quirk_no_bus_reset); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0034, quirk_no_bus_reset); /* * Root port on some Cavium CN8xxx chips do not successfully complete a bus -- GitLab