diff options
Diffstat (limited to '0072-VT-d-constrain-IGD-check.patch')
| -rw-r--r-- | 0072-VT-d-constrain-IGD-check.patch | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/0072-VT-d-constrain-IGD-check.patch b/0072-VT-d-constrain-IGD-check.patch deleted file mode 100644 index 497b04b..0000000 --- a/0072-VT-d-constrain-IGD-check.patch +++ /dev/null @@ -1,44 +0,0 @@ -From f971f5c531ce6a5fd6c1ff1f525f2c6837eeb78d Mon Sep 17 00:00:00 2001 -From: Jan Beulich <jbeulich@suse.com> -Date: Tue, 21 Mar 2023 13:46:39 +0100 -Subject: [PATCH 72/89] VT-d: constrain IGD check - -Marking a DRHD as controlling an IGD isn't very sensible without -checking that at the very least it's a graphics device that lives at -0000:00:02.0. Re-use the reading of the class-code to control both the -clearing of "gfx_only" and the setting of "igd_drhd_address". - -Signed-off-by: Jan Beulich <jbeulich@suse.com> -Reviewed-by: Kevin Tian <kevin.tian@intel.com> -master commit: f8c4317295fa1cde1a81779b7e362651c084efb8 -master date: 2023-03-14 10:44:08 +0100 ---- - xen/drivers/passthrough/vtd/dmar.c | 9 +++------ - 1 file changed, 3 insertions(+), 6 deletions(-) - -diff --git a/xen/drivers/passthrough/vtd/dmar.c b/xen/drivers/passthrough/vtd/dmar.c -index 78c8bad151..78d4526446 100644 ---- a/xen/drivers/passthrough/vtd/dmar.c -+++ b/xen/drivers/passthrough/vtd/dmar.c -@@ -391,15 +391,12 @@ static int __init acpi_parse_dev_scope( - - if ( drhd ) - { -- if ( (seg == 0) && (bus == 0) && (path->dev == 2) && -- (path->fn == 0) ) -- igd_drhd_address = drhd->address; -- -- if ( gfx_only && -- pci_conf_read8(PCI_SBDF(seg, bus, path->dev, path->fn), -+ if ( pci_conf_read8(PCI_SBDF(seg, bus, path->dev, path->fn), - PCI_CLASS_DEVICE + 1) != 0x03 - /* PCI_BASE_CLASS_DISPLAY */ ) - gfx_only = false; -+ else if ( !seg && !bus && path->dev == 2 && !path->fn ) -+ igd_drhd_address = drhd->address; - } - - break; --- -2.40.0 - |