Date: Fri, 15 Mar 2019 14:53:53 -0700 From: John Baldwin <jhb@FreeBSD.org> To: Chuck Tuffli <ctuffli@gmail.com> Cc: cem@freebsd.org, Andrew Thompson <andy@fud.org.nz>, src-committers <src-committers@freebsd.org>, svn-src-all <svn-src-all@freebsd.org>, svn-src-head <svn-src-head@freebsd.org> Subject: Re: svn commit: r345171 - head/usr.sbin/bhyve Message-ID: <98cfb3b3-0e2a-02e0-b694-62cf1fd02f23@FreeBSD.org> In-Reply-To: <CAKAYmML_2Vsv5k=t9jp5YRPtj%2B-tMUzQ9giobQKssuK9M-amRA@mail.gmail.com> References: <201903150211.x2F2BSai079898@repo.freebsd.org> <CAFAOGNTT_ZKCe1zs2XN6H7r-G2E%2BU77WUOrutfWshDNGOR36bQ@mail.gmail.com> <CAG6CVpVYyWywKFtqtgayghkrEptmDEP3dm%2BwWE0t7MDqyHXvUw@mail.gmail.com> <5adee283-2cac-14d2-ec06-bce43bf3bcde@FreeBSD.org> <CAKAYmML_2Vsv5k=t9jp5YRPtj%2B-tMUzQ9giobQKssuK9M-amRA@mail.gmail.com>
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On 3/15/19 2:36 PM, Chuck Tuffli wrote: > I was contacted by a bhyve user who mentioned that Windows didn't seem > to like bhyve's NVMe emulation. This change doesn't fix that, but this > is one of a handful of changes inspired by qemu. While trying to > reverse engineer why Windows is grumpy, I've run across several > comments in the qemu code which make claims about what Windows needs > to see before starting a device. This was one of those, and (at the > time) seemed innocuous enough to commit. Ok. It seems like a bit of an odd requirement, but perhaps Windows PCI-e error handling stuff assumes it is present? It might be worth expanding the comment to note that as the reason? -- John Baldwin
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