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[142.162.113.180]) by smtp.gmail.com with ESMTPSA id q17sm2194836qtq.58.2019.11.07.12.36.30 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 07 Nov 2019 12:36:30 -0800 (PST) Received: from jgg by mlx.ziepe.ca with local (Exim 4.90_1) (envelope-from ) id 1iSoW5-0000Io-Qj; Thu, 07 Nov 2019 16:36:29 -0400 Date: Thu, 7 Nov 2019 16:36:29 -0400 From: Jason Gunthorpe To: Boris Ostrovsky Subject: Re: [PATCH v2 09/15] xen/gntdev: use mmu_range_notifier_insert Message-ID: <20191107203629.GF6730@ziepe.ca> References: <20191028201032.6352-1-jgg@ziepe.ca> <20191028201032.6352-10-jgg@ziepe.ca> <3938b588-c6c5-3bd1-8ea9-47e4d5b2045c@oracle.com> <20191105023108.GN22766@mellanox.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) X-Mailman-Approved-At: Fri, 08 Nov 2019 08:12:31 +0000 X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to :user-agent; bh=71LM+xH1wkNpW127vr6ZxQkFrR5SvDtsBzUQHq660ZY=; b=D3bFpO22vYKzoP0y0kJzENmUIyEWWuBeZdrbWOd1NSHyV6jshwYAek9v0UQlPVNFPm gMM8Mo2Kxc8gRUHzzjxaadcVCTPEcRYvCbAIX8OusFUjw7o9YpFUkiK3RoQQUeow2ms9 eGazhDIo9mJpashFsikQQIbjd6TISyD1pZmFKifpX4Zhcl//XXhGcH3+Zo5Kzt51FlB3 w1yAflYz0ICBGX3upadZlsBXvu1aRMmxOCzSLHPZYss2G0V4O2B7ESmEO3vtegVYkAKW tSKEpqMzverpHSnG3I+axEeI7kQum6AfY8LA3KuUKxqL3srA0wFn9Z1ou/8PeWVKM40a a1yA== X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Juergen Gross , Ralph Campbell , Stefano Stabellini , Oleksandr Andrushchenko , "linux-rdma@vger.kernel.org" , John Hubbard , "Felix.Kuehling@amd.com" , Mike Marciniszyn , "dri-devel@lists.freedesktop.org" , Christoph Hellwig , "linux-mm@kvack.org" , Jerome Glisse , "amd-gfx@lists.freedesktop.org" , "nouveau@lists.freedesktop.org" , Alex Deucher , "xen-devel@lists.xenproject.org" , Dennis Dalessandro , Petr Cvek , Christian =?utf-8?B?S8O2bmln?= , Ben Skeggs Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Message-ID: <20191107203629.c73X_IXEO6zOm724D-0Pu_cbmkjuc1i5fzMkttZFZ0c@z> T24gVHVlLCBOb3YgMDUsIDIwMTkgYXQgMTA6MTY6NDZBTSAtMDUwMCwgQm9yaXMgT3N0cm92c2t5 IHdyb3RlOgoKPiA+IFNvLCBJIHN1cHBvc2UgaXQgY2FuIGJlIHJlbGF4ZWQgdG8gYSBudWxsIHRl c3QgYW5kIGEgV0FSTl9PTiB0aGF0IGl0Cj4gPiBoYXNuJ3QgY2hhbmdlZD8KPiAKPiBZb3UgbWVh bgo+IAo+IGlmICh1c2VfcHRlbW9kKSB7Cj4gwqDCoMKgwqDCoMKgwqAgV0FSTl9PTihtYXAtPnZt YSAhPSB2bWEpOwo+IMKgwqDCoMKgwqDCoMKgIC4uLgo+IAo+IAo+IFllcywgdGhhdCBzb3VuZHMg Z29vZC4KCkkgYW1lbmRlZCBteSBjb3B5IG9mIHRoZSBwYXRjaCB3aXRoIHRoZSBhYm92ZSwgaGFz IHRoaXMgcmV3b3JrIHNob3duCnNpZ25zIG9mIHdvcmtpbmc/CgpAQCAtNDM2LDcgKzQzNiw4IEBA IHN0YXRpYyB2b2lkIGdudGRldl92bWFfY2xvc2Uoc3RydWN0IHZtX2FyZWFfc3RydWN0ICp2bWEp CiAgICAgICAgc3RydWN0IGdudGRldl9wcml2ICpwcml2ID0gZmlsZS0+cHJpdmF0ZV9kYXRhOwog CiAgICAgICAgcHJfZGVidWcoImdudGRldl92bWFfY2xvc2UgJXBcbiIsIHZtYSk7Ci0gICAgICAg aWYgKHVzZV9wdGVtb2QgJiYgbWFwLT52bWEgPT0gdm1hKSB7CisgICAgICAgaWYgKHVzZV9wdGVt b2QpIHsKKyAgICAgICAgICAgICAgIFdBUk5fT04obWFwLT52bWEgIT0gdm1hKTsKICAgICAgICAg ICAgICAgIG1tdV9yYW5nZV9ub3RpZmllcl9yZW1vdmUoJm1hcC0+bm90aWZpZXIpOwogICAgICAg ICAgICAgICAgbWFwLT52bWEgPSBOVUxMOwogICAgICAgIH0KCkphc29uCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QK ZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9w Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbA==