From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Wang Subject: Re: [PATCH net-next V4 0/5] vhost: accelerate metadata access through vmap() Date: Tue, 29 Jan 2019 10:34:46 +0800 Message-ID: References: <20190123095557.30168-1-jasowang@redhat.com> <20190126.143708.1203048880266877709.davem@davemloft.net> <20190126193126-mutt-send-email-mst@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190126193126-mutt-send-email-mst@kernel.org> 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: "Michael S. Tsirkin" , David Miller Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, virtualization@lists.linux-foundation.org List-Id: virtualization@lists.linuxfoundation.org Ck9uIDIwMTkvMS8yNyDkuIrljYg4OjMxLCBNaWNoYWVsIFMuIFRzaXJraW4gd3JvdGU6Cj4gT24g U2F0LCBKYW4gMjYsIDIwMTkgYXQgMDI6Mzc6MDhQTSAtMDgwMCwgRGF2aWQgTWlsbGVyIHdyb3Rl Ogo+PiBGcm9tOiBKYXNvbiBXYW5nIDxqYXNvd2FuZ0ByZWRoYXQuY29tPgo+PiBEYXRlOiBXZWQs IDIzIEphbiAyMDE5IDE3OjU1OjUyICswODAwCj4+Cj4+PiBUaGlzIHNlcmllcyB0cmllcyB0byBh Y2Nlc3MgdmlydHF1ZXVlIG1ldGFkYXRhIHRocm91Z2gga2VybmVsIHZpcnR1YWwKPj4+IGFkZHJl c3MgaW5zdGVhZCBvZiBjb3B5X3VzZXIoKSBmcmllbmRzIHNpbmNlIHRoZXkgaGFkIHRvbyBtdWNo Cj4+PiBvdmVyaGVhZHMgbGlrZSBjaGVja3MsIHNwZWMgYmFycmllcnMgb3IgZXZlbiBoYXJkd2Fy ZSBmZWF0dXJlCj4+PiB0b2dnbGluZy4KPj4+Cj4+PiBUZXN0IHNob3dzIGFib3V0IDI0JSBpbXBy b3ZlbWVudCBvbiBUWCBQUFMuIEl0IHNob3VsZCBiZW5lZml0IG90aGVyCj4+PiBjYXNlcyBhcyB3 ZWxsLgo+PiBJJ3ZlIHJlYWQgb3ZlciB0aGUgZGlzY3Vzc2lvbiBvZiBwYXRjaCAjNSBhIGZldyB0 aW1lcy4KPj4KPj4gQW5kIGl0IHNlZW1zIHRvIG1lIHRoYXQsIGF0IGEgbWluaW11bSwgYSBmZXcg dGhpbmdzIHN0aWxsIG5lZWQgdG8KPj4gYmUgcmVzb2x2ZWQ6Cj4+Cj4+IDEpIE1vcmUgcGVyZiBk YXRhIGFkZGVkIHRvIGNvbW1pdCBtZXNzYWdlLgoKCk9rLgoKCj4+Cj4+IDIpIFdoZXRoZXIgaW52 YWxpZGF0ZV9yYW5nZV9zdGFydCgpIGFuZCBpbnZhbGlkYXRlX3JhbmdlX2VuZCgpIG11c3QKPj4g ICAgIGJlIHBhaXJlZC4KCgpUaGUgcmVhc29uIHRoYXQgdmhvc3QgZG9lc24ndCBuZWVkIGFuIGlu dmFsaWRhdGVfcmFuZ2VfZW5kKCkgaXMgYmVjYXVzZSAKd2UgaGF2ZSBhIGZhbGxiYWNrIHRvIGNv cHlfdG9fdXNlcigpIGZyaWVuZHMuIFNvIHRoZXJlJ3Mgbm8gcmVxdWlyZW1lbnQgCnRvIHNldHVw IHRoZSBtYXBwaW5nIGluIHJhbmdlX2VuZCgpIG9yIGxvY2sgdGhlIHZxIGJldHdlZW4gcmFuZ2Vf c3RhcnQoKSAKYW5kIHJhbmdlX2VuZCgpLiBXZSB0cnkgdG8gZGVsYXkgdGhlIHNldHVwIG9mIHZt YXAgdW50aWwgaXQgd2lsbCBiZSAKcmVhbGx5IHVzZWQgaW4gdmhvc3RfbWV0YV9wcmVmZXRjaCgp IGFuZCB3ZSBob2xkIG1tYXBfc2VtIHdoZW4gdHJ5aW5nIHRvIApzZXR1cCB2bWFwLCB0aGlzIHdp bGwgZ3VhcmFudGVlIHRoZXJlJ3Mgbm8gaW50ZXJtZWRpYXRlIHN0YXRlIGF0IHRoaXMgdGltZS4K Cgo+Cj4gQWRkIGRpcnR5IHRyYWNraW5nLgoKCkkgdGhpbmsgdGhpcyBjb3VsZCBiZSBzb2x2ZWQg YnkgaW50cm9kdWNpbmcgZS5nIAp2aG9zdF9tZXRhX3ByZWZldGNoX2RvbmUoKSBhdCB0aGUgZW5k IG9mIGhhbmRsZV90eCgpL2hhbmRsZV9yeCgpIGFuZCAKY2FsbCBzZXRfcGFnZV9kaXJ0eSgpIGZv ciB1c2VkIHBhZ2VzIGluc3RlYWQgb2YgdGhlIHRyaWNrcyBvZiAKY2xhc3NpZnlpbmcgVk1BLiAo QXMgSSBzYXcgaHVnZXRsYmZzIGhhcyBpdHMgb3duIHNldCBkaXJ0eSBtZXRob2QpLgoKVGhhbmtz CgoKPgo+PiBFdGMuICBTbyBJIGFtIG1hcmtpbmcgdGhpcyBzZXJpZXMgIkNoYW5nZXMgUmVxdWVz dGVkIi4KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KVmly dHVhbGl6YXRpb24gbWFpbGluZyBsaXN0ClZpcnR1YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZvdW5k YXRpb24ub3JnCmh0dHBzOi8vbGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xpc3Rp bmZvL3ZpcnR1YWxpemF0aW9u