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authorDave Airlie <airlied@redhat.com>2021-01-25 14:35:44 +1000
committerDave Airlie <airlied@redhat.com>2021-01-25 14:35:44 +1000
commitbc96ad6722f86a377ed2872c9a4854c90caf78ca (patch)
treeece8859165a1faa10e4e2203d231fc7e87925139 /drivers/xen/platform-pci.c
parentd82afcf9caaac26ce2642511115bca9dacf30f41 (diff)
parent6ee1d745b7c9fd573fba142a2efdad76a9f1cb04 (diff)
Merge tag 'v5.11-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
Backmerge v5.11-rc5 into drm-next to clean up a bunch of conflicts we are dragging around. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/xen/platform-pci.c')
-rw-r--r--drivers/xen/platform-pci.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/xen/platform-pci.c b/drivers/xen/platform-pci.c
index dd911e1ff782..18f0ed8b1f93 100644
--- a/drivers/xen/platform-pci.c
+++ b/drivers/xen/platform-pci.c
@@ -132,6 +132,13 @@ static int platform_pci_probe(struct pci_dev *pdev,
dev_warn(&pdev->dev, "request_irq failed err=%d\n", ret);
goto out;
}
+ /*
+ * It doesn't strictly *have* to run on CPU0 but it sure
+ * as hell better process the event channel ports delivered
+ * to CPU0.
+ */
+ irq_set_affinity(pdev->irq, cpumask_of(0));
+
callback_via = get_callback_via(pdev);
ret = xen_set_callback_via(callback_via);
if (ret) {
@@ -149,7 +156,6 @@ static int platform_pci_probe(struct pci_dev *pdev,
ret = gnttab_init();
if (ret)
goto grant_out;
- xenbus_probe(NULL);
return 0;
grant_out:
gnttab_free_auto_xlat_frames();