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bh=JDqpKAUrItpHlbE5XWwW32ZAnSVkMvadrlti6qz8qYg=; b=VoYtF8BI7RLcnvT3P0hzVSJo32ng+9NyUF+JXWg9Pn+C/ZBbgYLROeCmx7sFdyFUT46rJ8 CMgvz9C2LahmdePRNxCLbS0p64AoaEaNgwcwXHWd1keRONGI8MFHJ3BTtaKmpHo4I0TWZ2 vAwHFQ7z9N2nz7aWk4kT7ClUADpdz1eCBBAilOODAeqO0AZvlmYSQAnqlKbuHY09FRhMD2 leUg6Jii4k/Ama8r+Y8t9/x03N3KxlA/ZHF/uovVa8YZaKOZmppCgQROOI9hCdwFYpcd5N /gbLBb+JfH8XDmNEGF6gpfuInPulOkmBNtKHQDfQhVyp4CGcjfioiM8ZPO62Vw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1605190521; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=JDqpKAUrItpHlbE5XWwW32ZAnSVkMvadrlti6qz8qYg=; b=rHy7YOjnh3ZoFKx73oTAYHW5ZZpTYL59dAo5H0GGx5XK+D91l/tZPlDTpXltpPSMTfhgqa 5GykZaJPuBPhNnCQ== To: Jason Gunthorpe , Ziyad Atiyyeh , Itay Aveksis , Moshe Shemesh Subject: Re: REGRESSION: Re: [patch V2 00/46] x86, PCI, XEN, genirq ...: Prepare for device MSI In-Reply-To: <20201112125531.GA873287@nvidia.com> References: <20200826111628.794979401@linutronix.de> <20201112125531.GA873287@nvidia.com> Date: Thu, 12 Nov 2020 15:15:21 +0100 Message-ID: <87mtzmmzk6.fsf@nanos.tec.linutronix.de> MIME-Version: 1.0 Cc: linux-pci@vger.kernel.org, x86@kernel.org, LKML , iommu@lists.linux-foundation.org, Marc Zyngier , Bjorn Helgaas , David Woodhouse X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" SmFzb24sCgoodHJpbW1lZCBDQyBsaXN0IGEgYml0KQoKT24gVGh1LCBOb3YgMTIgMjAyMCBhdCAw ODo1NSwgSmFzb24gR3VudGhvcnBlIHdyb3RlOgo+IE9uIFdlZCwgQXVnIDI2LCAyMDIwIGF0IDAx OjE2OjI4UE0gKzAyMDAsIFRob21hcyBHbGVpeG5lciB3cm90ZToKPiBUaGV5IHdlcmUgdW5hYmxl IHRvIGJpc2VjdCBmdXJ0aGVyIGludG8gdGhlIHNlcmllcyBiZWNhdXNlIHNvbWUgb2YgdGhlCj4g aW50ZXJpb3IgY29tbWl0cyBkb24ndCBib290IDooCj4KPiBXaGVuIHdlIHRyeSB0byBsb2FkIHRo ZSBtbHg1IGRyaXZlciBvbiBhIGJhcmUgbWV0YWwgVkYgaXQgZ2V0cyB0aGlzOgo+Cj4gW1RodSBP Y3QgMjIgMDg6NTQ6NTEgMjAyMF0gRE1BUjogRFJIRDogaGFuZGxpbmcgZmF1bHQgc3RhdHVzIHJl ZyAyCj4gW1RodSBPY3QgMjIgMDg6NTQ6NTEgMjAyMF0gRE1BUjogW0lOVFItUkVNQVBdIFJlcXVl c3QgZGV2aWNlIFs0MjowMC4yXSBmYXVsdCBpbmRleCAxNjAwIFtmYXVsdCByZWFzb24gMzddIEJs b2NrZWQgYSBjb21wYXRpYmlsaXR5IGZvcm1hdCBpbnRlcnJ1cHQgcmVxdWVzdAo+IFtUaHUgT2N0 IDIyIDA4OjU1OjA0IDIwMjBdIG1seDVfY29yZSAwMDAwOjQyOjAwLjEgZXRoNDogTGluayBkb3du Cj4gW1RodSBPY3QgMjIgMDg6NTU6MTEgMjAyMF0gbWx4NV9jb3JlIDAwMDA6NDI6MDAuMSBldGg0 OiBMaW5rIHVwCj4gW1RodSBPY3QgMjIgMDg6NTU6NTQgMjAyMF0gbWx4NV9jb3JlIDAwMDA6NDI6 MDAuMjogbWx4NV9jbWRfZXFfcmVjb3ZlcjoyNjQ6KHBpZCAzMzkwKTogUmVjb3ZlcmVkIDEgRVFF cyBvbiBjbWRfZXEKPiBbVGh1IE9jdCAyMiAwODo1NTo1NCAyMDIwXSBtbHg1X2NvcmUgMDAwMDo0 MjowMC4yOiB3YWl0X2Z1bmNfaGFuZGxlX2V4ZWNfdGltZW91dDoxMDUxOihwaWQgMzM5MCk6IGNt ZDA6IENSRUFURV9FUSgww4PClzMwMSkgcmVjb3ZlcmVkIGFmdGVyIHRpbWVvdXQKPiBbVGh1IE9j dCAyMiAwODo1NTo1NCAyMDIwXSBETUFSOiBEUkhEOiBoYW5kbGluZyBmYXVsdCBzdGF0dXMgcmVn IDEwMgo+IFtUaHUgT2N0IDIyIDA4OjU1OjU0IDIwMjBdIERNQVI6IFtJTlRSLVJFTUFQXSBSZXF1 ZXN0IGRldmljZSBbNDI6MDAuMl0gZmF1bHQgaW5kZXggMTYwMCBbZmF1bHQgcmVhc29uIDM3XSBC bG9ja2VkIGEgY29tcGF0aWJpbGl0eSBmb3JtYXQgaW50ZXJydXB0IHJlcXVlc3QKPgo+IElmIHlv dSBoYXZlIGFueSBpZGVhIFppeWFkIGFuZCBJdGF5IGNhbiBydW4gYW55IGRlYnVnZ2luZyB5b3Ug bGlrZS4KPgo+IEkgc3VwcG9zZSBpdCBpcyBiZWNhdXNlIHRoaXMgc2VyaWVzIGlzIGhhbmRpbmcg b3V0IGNvbXBhdGFiaWxpdHkKPiBhZGRyL2RhdGEgcGFpcnMgd2hpbGUgdGhlIElPTU1VIGlzIHNl dHVwIHRvIG9ubHkgYWNjZXB0IHJlbWFwIG9uZXMKPiBmcm9tIFNSSU9WIFZGcz8KClNvIHRoZSBp c3N1ZSBzZWVtcyB0byBiZSB0aGF0IHRoZSBWRiBkZXZpY2UgaGFzIHRoZSBkZWZhdWx0IGlycSBk b21haW4KYXNzaWduZWQgYW5kIG5vdCB0aGUgcmVtYXBwaW5nIGRvbWFpbi4gTGV0IG1lIHN0YXJl IGludG8gdGhlIGNvZGUgdG8gc2VlCmhvdyB0aGVzZSBWRiBkZXZpY2VzIGFyZSBzZXQgdXAgYW5k IHJlZ2lzdGVyZWQgd2l0aCB0aGUgSU9NTVUvcmVtYXAKdW5pdC4KClRoYW5rcywKCiAgICAgICAg dGdseAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KaW9t bXUgbWFpbGluZyBsaXN0CmlvbW11QGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnCmh0dHBzOi8v bGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2lvbW11