From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Wang Subject: Re: [RFC v3 4/5] virtio_ring: add event idx support in packed ring Date: Tue, 8 May 2018 13:40:40 +0800 Message-ID: <12ede490-f674-2b89-d639-266b5fe15466__32286.7732881152$1525757951$gmane$org@redhat.com> References: <20180425051550.24342-5-tiwei.bie@intel.com> <34781052-df9f-e505-cd3f-08e460b34dcc@redhat.com> <20180502072819.mf5l3dypk6dwx2s7@debian> <20180502164828-mutt-send-email-mst@kernel.org> <20180502151255.h3x6rhszxa3euinl@debian> <20180502184015-mutt-send-email-mst@kernel.org> <20180503011116.qvoyblcpklinrk26@debian> <20180503044218-mutt-send-email-mst@kernel.org> <20180503020949.5u3qz32gsk33z6vk@debian> <9f0b4e37-63ff-42f9-f2e6-3747a19a0206@redhat.com> <20180503135430.lbtvn4p4lyu3ksqo@debian> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: Tiwei Bie Cc: "Michael S. Tsirkin" , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, wexu@redhat.com List-Id: virtualization@lists.linuxfoundation.org CgpPbiAyMDE45bm0MDXmnIgwOOaXpSAxMTowNSwgSmFzb24gV2FuZyB3cm90ZToKPj4KPj4gQmVj YXVzZSBpbiB2aXJ0cXVldWVfZW5hYmxlX2NiX2RlbGF5ZWQoKSwgd2UgbWF5IHNldCBhbgo+PiBl dmVudF9vZmYgd2hpY2ggaXMgYmlnZ2VyIHRoYW4gbmV3IGFuZCBib3RoIG9mIHRoZW0gaGF2ZQo+ PiB3cmFwcGVkLiBBbmQgaW4gdGhpcyBjYXNlLCBhbHRob3VnaCBuZXcgaXMgc21hbGxlciB0aGFu Cj4+IGV2ZW50X29mZiAoaS5lLiB0aGUgdGhpcmQgcGFyYW0gLS0gb2xkKSwgbmV3IHNob3VsZG4n dAo+PiBhZGQgdnEtPm51bSwgYW5kIGFjdHVhbGx5IHdlIGFyZSBleHBlY3RpbmcgYSB2ZXJ5IGJp Zwo+PiBpZHggZGlmZi4KPgo+IFllcywgc28gdG8gY2FsY3VsYXRlIGRpc3RhbmNlIGNvcnJlY3Rs eSBiZXR3ZWVuIGV2ZW50IGFuZCBuZXcsIHdlIGp1c3QgCj4gbmVlZCB0byBjb21wYXJlIHRoZSB3 YXJwIGNvdW50ZXIgYW5kIHJldHVybiBmYWxzZSBpZiBpdCBkb2Vzbid0IG1hdGNoIAo+IHdpdGhv dXQgdGhlIG5lZWQgdG8gdHJ5IHRvIGFkZCB2cS5udW0gaGVyZS4KPgo+IFRoYW5rcyAKClNvcnJ5 LCBsb29rcyBsaWtlIHRoZSBmb2xsb3dpbmcgc2hvdWxkIHdvcmssIHdlIG5lZWQgYWRkIHZxLm51 bSBpZiAKdXNlZF93cmFwX2NvdW50ZXIgZG9lcyBub3QgbWF0Y2g6CgpzdGF0aWMgYm9vbCB2aG9z dF92cmluZ19wYWNrZWRfbmVlZF9ldmVudChzdHJ1Y3Qgdmhvc3RfdmlydHF1ZXVlICp2cSwKIMKg wqDCoCDCoMKgwqAgwqDCoMKgIMKgwqDCoCDCoMKgwqAgwqAgX191MTYgb2ZmX3dyYXAsIF9fdTE2 IG5ldywKIMKgwqDCoCDCoMKgwqAgwqDCoMKgIMKgwqDCoCDCoMKgwqAgwqAgX191MTYgb2xkKQp7 CiDCoMKgwqAgYm9vbCB3cmFwID0gb2ZmX3dyYXAgPj4gMTU7CiDCoMKgwqAgaW50IG9mZiA9IG9m Zl93cmFwICYgfigxIDw8IDE1KTsKIMKgwqDCoCBfX3UxNiBkMSwgZDI7CgogwqDCoMKgIGlmICh3 cmFwICE9IHZxLT51c2VkX3dyYXBfY291bnRlcikKIMKgwqDCoCDCoMKgwqAgZDEgPSBuZXcgKyB2 cS0+bnVtIC0gb2ZmIC0gMTsKIMKgwqDCoCBlbHNlCiDCoMKgwqAgwqDCoMKgIGQxID0gbmV3IC0g b2ZmIC0gMTsKCiDCoMKgwqAgaWYgKG5ldyA+IG9sZCkKIMKgwqDCoCDCoMKgwqAgZDIgPSBuZXcg LSBvbGQ7CiDCoMKgwqAgZWxzZQogwqDCoMKgIMKgwqDCoCBkMiA9IG5ldyArIHZxLT5udW0gLSBv bGQ7CgogwqDCoMKgIHJldHVybiBkMSA8IGQyOwp9CgpUaGFua3MKCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClZpcnR1YWxpemF0aW9uIG1haWxpbmcgbGlz dApWaXJ0dWFsaXphdGlvbkBsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZwpodHRwczovL2xpc3Rz LmxpbnV4Zm91bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby92aXJ0dWFsaXphdGlvbg==