From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5821BFA372C for ; Thu, 7 Nov 2019 11:21:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2C34F2187F for ; Thu, 7 Nov 2019 11:21:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388332AbfKGLVl (ORCPT ); Thu, 7 Nov 2019 06:21:41 -0500 Received: from mx1.redhat.com ([209.132.183.28]:56888 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388246AbfKGLVk (ORCPT ); Thu, 7 Nov 2019 06:21:40 -0500 Received: from mail-qv1-f72.google.com (mail-qv1-f72.google.com [209.85.219.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 1207A4DB1F for ; Thu, 7 Nov 2019 11:21:40 +0000 (UTC) Received: by mail-qv1-f72.google.com with SMTP id z12so178989qvi.9 for ; Thu, 07 Nov 2019 03:21:40 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to; bh=wnfHxd+h5ByIy6pNIpYUPsi2zmTYpBRj65XvOkNtL/w=; b=cfCHzAKq0GALuY4XxpeS64JhplA7QdufmkFlz9Y/7j10+NHv24zZWsvPvgzJnsMSmf t0CGSV9tdyD1a74u8OxASuCti3XxRfhVRhdXwGdpOqD16bFP8OG+r1D31f2LUJCDG3Nm HUfP7IrLc3U5fVS7pVf0MvEARtC8hlG6jk1FfwPL4kTdVKe8+RnEJcw/t8ZWeFxH5+hO RqOXgwKlkdZjRU68cBohjEjeZY6IQe3EOX2EwRYaCiNHqNIE/AMjl27VlSK/9YOKsI+5 KcA1lDeMvwS9MyrrYWnJ39nlHD7O6R2JIB0Xa5lOw16WtCySOOhqpp6QwU+T0VGN5WGu J6Ag== X-Gm-Message-State: APjAAAXGVKTn2HEFHuvZYX4008kml038/yeLD1Fb+iOJryeCZEVzrgRN Y197uwQDAlR9b3hvrnQdMrGQDX6VPz4ieuLELwGUe5c0+XH+ov44T+a8tV0TbA5JbiBdesN6wZl kWIwJIt4KEIw/6in/+zNheSib X-Received: by 2002:ac8:289d:: with SMTP id i29mr3319312qti.24.1573125698908; Thu, 07 Nov 2019 03:21:38 -0800 (PST) X-Google-Smtp-Source: APXvYqwLKHqje2IEEYthZFjXYN+ipb1SMK7JO7Dpv9RPMHrWqUxiMCMx6JeRQige0AiW+TwcjzGM5w== X-Received: by 2002:ac8:289d:: with SMTP id i29mr3319270qti.24.1573125698659; Thu, 07 Nov 2019 03:21:38 -0800 (PST) Received: from redhat.com (bzq-79-178-12-128.red.bezeqint.net. [79.178.12.128]) by smtp.gmail.com with ESMTPSA id u27sm1182961qtj.5.2019.11.07.03.21.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Nov 2019 03:21:37 -0800 (PST) Date: Thu, 7 Nov 2019 06:21:26 -0500 From: "Michael S. Tsirkin" To: Jason Wang Cc: kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org, kwankhede@nvidia.com, alex.williamson@redhat.com, tiwei.bie@intel.com, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, cohuck@redhat.com, maxime.coquelin@redhat.com, cunming.liang@intel.com, zhihong.wang@intel.com, rob.miller@broadcom.com, xiao.w.wang@intel.com, haotian.wang@sifive.com, zhenyuw@linux.intel.com, zhi.a.wang@intel.com, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, airlied@linux.ie, daniel@ffwll.ch, farman@linux.ibm.com, pasic@linux.ibm.com, sebott@linux.ibm.com, oberpar@linux.ibm.com, heiko.carstens@de.ibm.com, gor@linux.ibm.com, borntraeger@de.ibm.com, akrowiak@linux.ibm.com, freude@linux.ibm.com, lingshan.zhu@intel.com, idos@mellanox.com, eperezma@redhat.com, lulu@redhat.com, parav@mellanox.com, christophe.de.dinechin@gmail.com, kevin.tian@intel.com, stefanha@redhat.com Subject: Re: [PATCH V10 6/6] docs: sample driver to demonstrate how to implement virtio-mdev framework Message-ID: <20191107061942-mutt-send-email-mst@kernel.org> References: <20191106133531.693-1-jasowang@redhat.com> <20191106133531.693-7-jasowang@redhat.com> <20191107040700-mutt-send-email-mst@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Nov 07, 2019 at 06:18:45PM +0800, Jason Wang wrote: > > On 2019/11/7 下午5:08, Michael S. Tsirkin wrote: > > On Wed, Nov 06, 2019 at 09:35:31PM +0800, Jason Wang wrote: > > > This sample driver creates mdev device that simulate virtio net device > > > over virtio mdev transport. The device is implemented through vringh > > > and workqueue. A device specific dma ops is to make sure HVA is used > > > directly as the IOVA. This should be sufficient for kernel virtio > > > driver to work. > > > > > > Only 'virtio' type is supported right now. I plan to add 'vhost' type > > > on top which requires some virtual IOMMU implemented in this sample > > > driver. > > > > > > Acked-by: Cornelia Huck > > > Signed-off-by: Jason Wang > > I'd prefer it that we call this something else, e.g. > > mvnet-loopback. Just so people don't expect a fully > > functional device somehow. Can be renamed when applying? > > > Actually, I plan to extend it as another standard network interface for > kernel. It could be either a standalone pseudo device or a stack device. > Does this sounds good to you? > > Thanks That's a big change in an interface so it's a good reason to rename the driver at that point right? Oherwise users of an old kernel would expect a stacked driver and get a loopback instead. Or did I miss something? > > > > > From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael S. Tsirkin" Subject: Re: [PATCH V10 6/6] docs: sample driver to demonstrate how to implement virtio-mdev framework Date: Thu, 7 Nov 2019 06:21:26 -0500 Message-ID: <20191107061942-mutt-send-email-mst@kernel.org> References: <20191106133531.693-1-jasowang@redhat.com> <20191106133531.693-7-jasowang@redhat.com> <20191107040700-mutt-send-email-mst@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Jason Wang Cc: kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org, kwankhede@nvidia.com, alex.williamson@redhat.com, tiwei.bie@intel.com, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, cohuck@redhat.com, maxime.coquelin@redhat.com, cunming.liang@intel.com, zhihong.wang@intel.com, rob.miller@broadcom.com, xiao.w.wang@intel.com, haotian.wang@sifive.com, zhenyuw@linux.intel.com, zhi.a.wang@intel.com, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, airlied@linux.ie, daniel@ffwll.ch, farman@linux.ibm.com, pasic@linux.ibm.com, sebott@linux.ibm.com, oberpar@linux.ibm.com, heiko.carstens@de.ibm.com, gor@linux.ib List-Id: dri-devel@lists.freedesktop.org On Thu, Nov 07, 2019 at 06:18:45PM +0800, Jason Wang wrote: > > On 2019/11/7 下午5:08, Michael S. Tsirkin wrote: > > On Wed, Nov 06, 2019 at 09:35:31PM +0800, Jason Wang wrote: > > > This sample driver creates mdev device that simulate virtio net device > > > over virtio mdev transport. The device is implemented through vringh > > > and workqueue. A device specific dma ops is to make sure HVA is used > > > directly as the IOVA. This should be sufficient for kernel virtio > > > driver to work. > > > > > > Only 'virtio' type is supported right now. I plan to add 'vhost' type > > > on top which requires some virtual IOMMU implemented in this sample > > > driver. > > > > > > Acked-by: Cornelia Huck > > > Signed-off-by: Jason Wang > > I'd prefer it that we call this something else, e.g. > > mvnet-loopback. Just so people don't expect a fully > > functional device somehow. Can be renamed when applying? > > > Actually, I plan to extend it as another standard network interface for > kernel. It could be either a standalone pseudo device or a stack device. > Does this sounds good to you? > > Thanks That's a big change in an interface so it's a good reason to rename the driver at that point right? Oherwise users of an old kernel would expect a stacked driver and get a loopback instead. Or did I miss something? > > > > > From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1B2EDC5DF60 for ; Thu, 7 Nov 2019 11:21:45 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EE9792187F for ; Thu, 7 Nov 2019 11:21:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EE9792187F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9D2436E053; Thu, 7 Nov 2019 11:21:43 +0000 (UTC) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by gabe.freedesktop.org (Postfix) with ESMTPS id E64C96E42A for ; Thu, 7 Nov 2019 11:21:40 +0000 (UTC) Received: from mail-qt1-f197.google.com (mail-qt1-f197.google.com [209.85.160.197]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 250FB5277B for ; Thu, 7 Nov 2019 11:21:40 +0000 (UTC) Received: by mail-qt1-f197.google.com with SMTP id h39so2161762qth.13 for ; Thu, 07 Nov 2019 03:21:40 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to; bh=wnfHxd+h5ByIy6pNIpYUPsi2zmTYpBRj65XvOkNtL/w=; b=Bjlfh1WnIufeK1ecSjY3rbVJOpwP6EzzSoul/7YbAKsSk2hrmXJuN5+yGR/4AsM2d5 qmRqeFSL/6Qky6WyJWXC19lG2WgBpIP9GHAZIWrJNg0PJ3zAWuIUUb8Hua7mVUf7YUX3 hNCW+2vKWr01IkbtbFaflz2BiqRdvZ6LmEN8A1yhmmhOjhFXf6MAHJEWnowjbdpzpFg3 sfukSZseGbw6x2g9cZOue7qfd3DmN1fAtF3w7Kl5BPJpEjmPniyF8GoaRCZpxOKYVPRl 5fQ7UPZh1V+EriW2saXEUNAnA3/9WgCCYyFJyZOfgc76cDhp+3+xBJDw4qag8JDBhqcP +clg== X-Gm-Message-State: APjAAAWJoDKxWqBGFdHT7cljSF0AKybGm4TGQPjfQ3p2M1tL+F8hUdpw S1ZaduAT42kBkV+kMNo+JWvJAD9Klrj5VsHtEUvfgqI+PKKOCp65BtLhvR6ooOPjm4x9pgMMxDX uUSTEIrByDXkuziYHsqgMMPGaUZvg X-Received: by 2002:ac8:289d:: with SMTP id i29mr3319288qti.24.1573125698877; Thu, 07 Nov 2019 03:21:38 -0800 (PST) X-Google-Smtp-Source: APXvYqwLKHqje2IEEYthZFjXYN+ipb1SMK7JO7Dpv9RPMHrWqUxiMCMx6JeRQige0AiW+TwcjzGM5w== X-Received: by 2002:ac8:289d:: with SMTP id i29mr3319270qti.24.1573125698659; Thu, 07 Nov 2019 03:21:38 -0800 (PST) Received: from redhat.com (bzq-79-178-12-128.red.bezeqint.net. [79.178.12.128]) by smtp.gmail.com with ESMTPSA id u27sm1182961qtj.5.2019.11.07.03.21.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Nov 2019 03:21:37 -0800 (PST) Date: Thu, 7 Nov 2019 06:21:26 -0500 From: "Michael S. Tsirkin" To: Jason Wang Subject: Re: [PATCH V10 6/6] docs: sample driver to demonstrate how to implement virtio-mdev framework Message-ID: <20191107061942-mutt-send-email-mst@kernel.org> References: <20191106133531.693-1-jasowang@redhat.com> <20191106133531.693-7-jasowang@redhat.com> <20191107040700-mutt-send-email-mst@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: 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: stefanha@redhat.com, christophe.de.dinechin@gmail.com, kvm@vger.kernel.org, airlied@linux.ie, heiko.carstens@de.ibm.com, kevin.tian@intel.com, dri-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org, kwankhede@nvidia.com, rob.miller@broadcom.com, linux-s390@vger.kernel.org, sebott@linux.ibm.com, lulu@redhat.com, eperezma@redhat.com, pasic@linux.ibm.com, borntraeger@de.ibm.com, haotian.wang@sifive.com, cunming.liang@intel.com, zhi.a.wang@intel.com, farman@linux.ibm.com, idos@mellanox.com, gor@linux.ibm.com, intel-gfx@lists.freedesktop.org, alex.williamson@redhat.com, xiao.w.wang@intel.com, freude@linux.ibm.com, parav@mellanox.com, zhihong.wang@intel.com, rodrigo.vivi@intel.com, intel-gvt-dev@lists.freedesktop.org, akrowiak@linux.ibm.com, oberpar@linux.ibm.com, tiwei.bie@intel.com, netdev@vger.kernel.org, cohuck@redhat.com, linux-kernel@vger.kernel.org, maxime.coquelin@redhat.com, lingshan.zhu@intel.com Content-Type: text/plain; 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[79.178.12.128]) by smtp.gmail.com with ESMTPSA id u27sm1182961qtj.5.2019.11.07.03.21.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Nov 2019 03:21:37 -0800 (PST) Date: Thu, 7 Nov 2019 06:21:26 -0500 From: "Michael S. Tsirkin" To: Jason Wang Message-ID: <20191107061942-mutt-send-email-mst@kernel.org> References: <20191106133531.693-1-jasowang@redhat.com> <20191106133531.693-7-jasowang@redhat.com> <20191107040700-mutt-send-email-mst@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Subject: Re: [Intel-gfx] [PATCH V10 6/6] docs: sample driver to demonstrate how to implement virtio-mdev framework X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: stefanha@redhat.com, christophe.de.dinechin@gmail.com, kvm@vger.kernel.org, airlied@linux.ie, heiko.carstens@de.ibm.com, dri-devel@lists.freedesktop.org, virtualization@lists.linux-foundation.org, kwankhede@nvidia.com, rob.miller@broadcom.com, linux-s390@vger.kernel.org, sebott@linux.ibm.com, lulu@redhat.com, eperezma@redhat.com, pasic@linux.ibm.com, borntraeger@de.ibm.com, haotian.wang@sifive.com, cunming.liang@intel.com, farman@linux.ibm.com, idos@mellanox.com, gor@linux.ibm.com, intel-gfx@lists.freedesktop.org, xiao.w.wang@intel.com, freude@linux.ibm.com, parav@mellanox.com, zhihong.wang@intel.com, intel-gvt-dev@lists.freedesktop.org, akrowiak@linux.ibm.com, oberpar@linux.ibm.com, tiwei.bie@intel.com, netdev@vger.kernel.org, cohuck@redhat.com, linux-kernel@vger.kernel.org, maxime.coquelin@redhat.com, lingshan.zhu@intel.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Message-ID: <20191107112126.817qgX9Fu9xdhgXr22e_oOC7s-kg8SNkfPFfBWF6NYU@z> T24gVGh1LCBOb3YgMDcsIDIwMTkgYXQgMDY6MTg6NDVQTSArMDgwMCwgSmFzb24gV2FuZyB3cm90 ZToKPiAKPiBPbiAyMDE5LzExLzcg5LiL5Y2INTowOCwgTWljaGFlbCBTLiBUc2lya2luIHdyb3Rl Ogo+ID4gT24gV2VkLCBOb3YgMDYsIDIwMTkgYXQgMDk6MzU6MzFQTSArMDgwMCwgSmFzb24gV2Fu ZyB3cm90ZToKPiA+ID4gVGhpcyBzYW1wbGUgZHJpdmVyIGNyZWF0ZXMgbWRldiBkZXZpY2UgdGhh dCBzaW11bGF0ZSB2aXJ0aW8gbmV0IGRldmljZQo+ID4gPiBvdmVyIHZpcnRpbyBtZGV2IHRyYW5z cG9ydC4gVGhlIGRldmljZSBpcyBpbXBsZW1lbnRlZCB0aHJvdWdoIHZyaW5naAo+ID4gPiBhbmQg d29ya3F1ZXVlLiBBIGRldmljZSBzcGVjaWZpYyBkbWEgb3BzIGlzIHRvIG1ha2Ugc3VyZSBIVkEg aXMgdXNlZAo+ID4gPiBkaXJlY3RseSBhcyB0aGUgSU9WQS4gVGhpcyBzaG91bGQgYmUgc3VmZmlj aWVudCBmb3Iga2VybmVsIHZpcnRpbwo+ID4gPiBkcml2ZXIgdG8gd29yay4KPiA+ID4gCj4gPiA+ IE9ubHkgJ3ZpcnRpbycgdHlwZSBpcyBzdXBwb3J0ZWQgcmlnaHQgbm93LiBJIHBsYW4gdG8gYWRk ICd2aG9zdCcgdHlwZQo+ID4gPiBvbiB0b3Agd2hpY2ggcmVxdWlyZXMgc29tZSB2aXJ0dWFsIElP TU1VIGltcGxlbWVudGVkIGluIHRoaXMgc2FtcGxlCj4gPiA+IGRyaXZlci4KPiA+ID4gCj4gPiA+ IEFja2VkLWJ5OiBDb3JuZWxpYSBIdWNrPGNvaHVja0ByZWRoYXQuY29tPgo+ID4gPiBTaWduZWQt b2ZmLWJ5OiBKYXNvbiBXYW5nPGphc293YW5nQHJlZGhhdC5jb20+Cj4gPiBJJ2QgcHJlZmVyIGl0 IHRoYXQgd2UgY2FsbCB0aGlzIHNvbWV0aGluZyBlbHNlLCBlLmcuCj4gPiBtdm5ldC1sb29wYmFj ay4gSnVzdCBzbyBwZW9wbGUgZG9uJ3QgZXhwZWN0IGEgZnVsbHkKPiA+IGZ1bmN0aW9uYWwgZGV2 aWNlIHNvbWVob3cuIENhbiBiZSByZW5hbWVkIHdoZW4gYXBwbHlpbmc/Cj4gCj4gCj4gQWN0dWFs bHksIEkgcGxhbiB0byBleHRlbmQgaXQgYXMgYW5vdGhlciBzdGFuZGFyZCBuZXR3b3JrIGludGVy ZmFjZSBmb3IKPiBrZXJuZWwuIEl0IGNvdWxkIGJlIGVpdGhlciBhIHN0YW5kYWxvbmUgcHNldWRv IGRldmljZSBvciBhIHN0YWNrIGRldmljZS4KPiBEb2VzIHRoaXMgc291bmRzIGdvb2QgdG8geW91 Pwo+IAo+IFRoYW5rcwoKVGhhdCdzIGEgYmlnIGNoYW5nZSBpbiBhbiBpbnRlcmZhY2Ugc28gaXQn cyBhIGdvb2QgcmVhc29uCnRvIHJlbmFtZSB0aGUgZHJpdmVyIGF0IHRoYXQgcG9pbnQgcmlnaHQ/ Ck9oZXJ3aXNlIHVzZXJzIG9mIGFuIG9sZCBrZXJuZWwgd291bGQgZXhwZWN0IGEgc3RhY2tlZCBk cml2ZXIKYW5kIGdldCBhIGxvb3BiYWNrIGluc3RlYWQuCgpPciBkaWQgSSBtaXNzIHNvbWV0aGlu Zz8KCj4gCj4gPiAKPiA+IApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3Rv cC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRl bC1nZng=