[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v4 3/3] VT-d: Fix vt-d Device-TLB flush timeout issue.
On January 07, 2016 9:47 PM, <quan.xu@xxxxxxxxx> wrote: > Jan, > Patch 2/3 and Patch 3/3 are based on v3 (Actually they are v3's patch 1/2 and > patch 2/2). > We have discussed how to hide a device with pci_hide_device() when > Device-TLB flush is error. > > Now there are 2 concerns: > 1. Hide the PCI device may break the code path. (then the pdev->domain > is dom_xen) > 2. Is the blew logic right? > --If Device-TLB flush is timeout, we'll hide the target ATS device > and crash the domain owning this ATS device. > If impacted domain is hardware domain, just throw out a > warning, instead of crash the hardware domain. > The hided Device will be disallowed to be further assigned to any Sorry, just correct it. 'hided Device' -> 'hidden device'. > domain. > > Kevin, correct me if I am wrong. > > > Quan > > _______________________________________________ > Xen-devel mailing list > Xen-devel@xxxxxxxxxxxxx > http://lists.xen.org/xen-devel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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