From mboxrd@z Thu Jan 1 00:00:00 1970 From: George Dunlap Subject: Re: 4.7 qemu regression: HVM guests fail to boot from xvda Date: Tue, 7 Jun 2016 15:08:06 +0100 Message-ID: <5756D546.9000609@citrix.com> References: <20160530204259.GA10691@aepfle.de> <20160531111614.GA13143@aepfle.de> <20160531114141.GA17626@aepfle.de> <22351.240.490849.992725@mariner.uk.xensource.com> <57515833.1050003@citrix.com> <20160603112029.GA29322@aepfle.de> <575169B7.9060603@citrix.com> <22353.28127.934683.210436@mariner.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <22353.28127.934683.210436@mariner.uk.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Ian Jackson Cc: Anthony Perard , Olaf Hering , Wei Liu , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org T24gMDMvMDYvMTYgMTI6NDUsIElhbiBKYWNrc29uIHdyb3RlOgo+IEdlb3JnZSBEdW5sYXAgd3Jp dGVzICgiUmU6IFtYZW4tZGV2ZWxdIDQuNyBxZW11IHJlZ3Jlc3Npb246IEhWTSBndWVzdHMgZmFp bCB0byBib290IGZyb20geHZkYSIpOgo+PiBPbiAwMy8wNi8xNiAxMjoyMCwgT2xhZiBIZXJpbmcg d3JvdGU6Cj4+PiBJIHRoaW5rIHRoZSByZWdyZXNzaW9uIGlzOiAndmRldj14dmRhJyBkb2VzIG5v dCByZXN1bHQgaW4gYSBkaXNrCj4+PiBjb25uZWN0ZWQgdG8gdGhlIGVtdWxhdGVkIGNvbnRyb2xs ZXIuIFNob3VsZCB3ZSBjaGFuZ2UgdGhlIHdheSBoZHR5cGU9Cj4+PiBpcyBoYW5kbGVkIGludGVy bmFsbHk/IElmIGhkdHlwZT0gaXMgbm90IGdpdmVuIGl0IHJlbWFpbnMgdW5zZXQgYW5kIHdpdGgK Pj4+IHZkZXY9eHZkKiBubyBkaXNrLW9uLWVtdWxhdGVkLWNvbnRyb2xsZXIgZ2V0cyBhZGRlZC4g SWYgaGR0eXBlPSBpcyBzZXQKPj4+IHRoZW4gdmRldj14dmQqIHdpbGwgcmVzdWx0IGluIGFuIGRp c2stb24tZW11bGF0ZWQtY29udHJvbGxlciwgd2hpY2gKPj4+IGZpeGVzIHRoZSByZWdyZXNzaW9u LiBJZiB2ZGV2PWhkKiBhbmQgaGR0eXBlPSB3YXMgbm90IHNldCwgaGR0eXBlIHdpbGwKPj4+IGJl IHNpbGVudGx5IHNldCB0byBpZGUuCj4+Cj4+IEknZCBiZSBPSyB3aXRoIHRoaXMuICBCdXQgaXMg dGhlICJoZHR5cGUgdW5zZXQiIGFsc28gYXZhaWxhYmxlIGF0IHRoZQo+PiBsaWJ4bCBsZXZlbD8K PiAKPiBUaGVyZSBhcmUgdHdvIHByb2JsZW1zIHdpdGggdGhpcyBgaGR0eXBlJyBhcHByb2FjaC4K PiAKPiBGaXJzdGx5LCBpdCBpcyBnbG9iYWwuICBUaGF0IGlzLCBpdCBhcHBsaWVzIHRvIGFsbCBk aXNrcyBvZiB0aGUKPiBwYXJ0aWN1bGFyIGd1ZXN0LiAgQnV0IHRoZW4gbWF5YmUgd2UgZG9uJ3Qg Y2FyZSBhYm91dCB0aGF0IGJlY2F1c2UKPiB0aGlzIGFub21hbG91cyBtYWpvci1udW1iZXItc3Rl YWxpbmcgYmVoYXZpb3VyIGlzIHByb2JhYmx5IHBlci1ndWVzdAo+IHJhdGhlciB0aGFuIHBlci1k aXNrLgo+IAo+IFNlY29uZGx5LCB0aGUgcHJvcG9zYWwgYWJvdmUgaW52b2x2ZXMgY2hhbmdpbmcg Ym90aCB0aGUgc2VtYW50aWNzIG9mCj4gZXhpc3RpbmcgYGhkdHlwZScgcGFyYW1ldGVyIHZhbHVl cywgYW5kIHRoZSBkZWZhdWx0IGhkdHlwZSB2YWx1ZS4gIFRoZQo+IHJlc3VsdGluZyBzaXR1YXRp b24gd291bGQgYmUgdGhhdCBldmVuIHNwZWNpZnlpbmcgdmRldj1oZGEgd291bGRuJ3QKPiBnZXQg eW91IGFuIGVtdWxhdGVkIGRldmljZSwgYnkgZGVmYXVsdCwgdW5sZXNzIHlvdSBzcGVjaWZpZWQg YGhkdHlwZScKPiB0b28uICBJIGRvbid0IHRoaW5rIHRoYXQgaXMgcmlnaHQuCj4gCj4gVGhlIHBv c3NpYmlsaXRpZXMgSSBzZWUgYXJlOgo+IAo+ICgxKSBOZXcgYm9vbGVhbiBwZXItZ3Vlc3QgcGFy YW1ldGVyIGZvciB0aGlzIGJlaGF2aW91ciwgbWVhbmluZwo+ICAgIGBwcm92aWRlIGVtdWxhdGVk IGRldmljZXMgZm9yIGFsbCB4dmQqIGFzIGlmIHRoZXkgd2VyZSBoZConLgo+IAo+ICgyKSBOZXcg YGhkdHlwZT1pZGVmb3Jwdicgd2hpY2ggaGFzIHRoZSBzYW1lIGVmZmVjdCBhcyBgaGR0eXBlPWlk ZScKPiAgICBwbHVzIHRoZSBzZW1hbnRpY3MgaW4gKDEpIGFib3ZlLiAgKEknbSBvcGVuIHRvIGJl dHRlciBuYW1pbmcKPiAgICBzdWdnZXN0aW9ucy4pCj4gCj4gKDMpIE5ldyBkaXNrIHByb3BlcnR5 IHBhcmFtZXRlciBgaHZtLWVtdWxhdGUnIGluIHRoZSBEZXByZWNhdGVkCj4gICAgIHNlY3Rpb24g b2YgeGwtZGlzay1jb25maWd1cmF0aW9uLnR4dC4KCldoeSBpbiB0aGUgRGVwcmVjYXRlZCBzZWN0 aW9uPwoKVGhlIGN1cnJlbnQgaW50ZXJmYWNlIGlzIGEgYml0IG1hZC4gIEkndmUganVzdCBiZWVu IHJ1bm5pbmcgbXkgQ2VudE9TCnNtb2tlLXRlc3Rpbmcgc2NyaXB0cyBhZ2FpbnN0IHBhY2thZ2Vz IGJ1aWx0IGFnYWluc3QgNC43LXJjNC4gIEkndmUgZ290CmJpdHMgb2YgdGhlIHNjcmlwdHMgd2hp Y2ggbW91bnQgZmlsZXN5c3RlbXMgaW4gZG9tMDsgYml0cyBvZiBpdCB0aGF0IGRvCmJpdHMgaW4g ZnN0YWIgYW5kIHNvIG9uLCBhbmQgYml0cyBvZiBpdCB0aGF0IGFjdHVhbGx5IGdlbmVyYXRlIHRo ZQpjb25maWcgZmlsZS4KCkluIGV2ZXJ5IHBhcnQgb2YgdGhlIHdob2xlIHN5c3RlbSAtLSBpbiBk b20wLCBpbiB0aGUgZ3Vlc3QsIGluCmV2ZXJ5dGhpbmcgLS0gSSB1c2UgeHZkYTsgKmV4Y2VwdCog aW4gdGhlIHBhcnRzIGRlYWxpbmcgd2l0aCB0aGUgZ3Vlc3QKY29uZmlnLCB3aGVyZSBmb3Igc29t ZSByZWFzb24gSSBteXN0ZXJpb3VzbHkgcHV0ICdoZGEnLCB3aGljaCBlbmRzIHVwCnByb2R1Y2lu ZyBhbiB4dmRhIGVpdGhlciB3aGVuIGJvb3RlZCBQViBvciB3aGVuIGJvb3RlZCBIVk0uICBEb2Vz IHRoYXQKbWFrZSBhbnkgc2Vuc2U/CgpXaGF0IGFib3V0IGEgcGVyLWRpc2sgcHJvcGVydHksIGVt dWxhdGU9e2RlZmF1bHQsYWx3YXlzLG9ubHl9LCB3aGljaCBmb3IKSFZNIHdpbGwgZG8gdGhlIHRo aW5ncyB3ZSdyZSB0YWxraW5nIGFib3V0IGFuZCBiZSBpZ25vcmVkIG9uIFBWPwonZGVmYXVsdCcg d2lsbCBiZWhhdmUgYXMgaXQgZG9lcyBub3c6IHh2ZGEgd2lsbCBnZXQgeW91IG9ubHkgUFYsIGhk YQp3aWxsIGdldCB5b3UgUFYtYmFja2VkIGVtdWxhdGVkLiAgJ2Fsd2F5cycgd2lsbCBhbHdheXMg Z2l2ZSB5b3UgYW4KZW11bGF0ZWQgZGV2aWNlIGV2ZW4gaWYgeW91IHNwZWNpZnkgeHZkYSwgYW5k ICdvbmx5JyB3aWxsIG9ubHkgZ2l2ZSB5b3UKYW4gZW11bGF0ZWQgZGV2aWNlICh3aXRoIG5vIFBW KS4KCkkgYWN0dWFsbHkgdGhpbmsgdGhlIGRlZmF1bHQgZm9yIG1vc3QgcGVvcGxlIHdobyBhcmUg bm90IHVzaW5nIEVGSSB3b3VsZApiZSB0byBpbmNsdWRlICJ2ZGV2PXh2ZD8sZW11bGF0ZT1hbHdh eXMiIGluIG1vc3QgY29uZmlnIGZpbGVzIGZvcgptYXhpbXVtIGZsZXhpYmlsaXR5IGFuZCBjb25z aXN0ZW5jeS4KCiAtR2VvcmdlCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9y ZwpodHRwOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK