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bh=wyqsE2ie42MN4KyFAEL6ikQv7mdclBjRKNwb4r3BNqA=; b=dYUOUxvz0cFoKfEzH0+vwQPLEwtQkyACKqdJTxXxnGvNCzqwxyVeDOxWgi9WiOakuogvGi ZalrzYYfOARCYvwJPuMx9vxMQEcgqmbPUHUpEssF/3qItslnWVBHQhPuqBF5WMUS6Tovzz hP5pIwslMOgImOT+Zqel9VliwM4ZMjE= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-335-HswSJKU1PvukQT_eyiencA-1; Sun, 24 Jan 2021 22:12:19 -0500 X-MC-Unique: HswSJKU1PvukQT_eyiencA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id EDF3E803623; Mon, 25 Jan 2021 03:12:17 +0000 (UTC) Received: from [10.72.12.105] (ovpn-12-105.pek2.redhat.com [10.72.12.105]) by smtp.corp.redhat.com (Postfix) with ESMTP id B7AD86F984; Mon, 25 Jan 2021 03:12:08 +0000 (UTC) Subject: Re: [PATCH v2 1/1] vhost scsi: alloc vhost_scsi with kvzalloc() to avoid delay To: Dongli Zhang , virtualization@lists.linux-foundation.org, kvm@vger.kernel.org, netdev@vger.kernel.org References: <20210123080853.4214-1-dongli.zhang@oracle.com> From: Jason Wang Message-ID: <61ed58d6-052b-9065-361d-dc6010fc91ef@redhat.com> Date: Mon, 25 Jan 2021 11:12:07 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20210123080853.4214-1-dongli.zhang@oracle.com> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Cc: aruna.ramakrishna@oracle.com, mst@redhat.com, joe.jin@oracle.com, linux-kernel@vger.kernel.org, stefanha@redhat.com, pbonzini@redhat.com X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" Ck9uIDIwMjEvMS8yMyDkuIvljYg0OjA4LCBEb25nbGkgWmhhbmcgd3JvdGU6Cj4gVGhlIHNpemUg b2YgJ3N0cnVjdCB2aG9zdF9zY3NpJyBpcyBvcmRlci0xMCAofjIuM01CKS4gSXQgbWF5IHRha2Ug bG9uZyB0aW1lCj4gZGVsYXkgYnkga3phbGxvYygpIHRvIGNvbXBhY3QgbWVtb3J5IHBhZ2VzIGJ5 IHJldHJ5aW5nIG11bHRpcGxlIHRpbWVzIHdoZW4KPiB0aGVyZSBpcyBhIGxhY2sgb2YgaGlnaC1v cmRlciBwYWdlcy4gQXMgYSByZXN1bHQsIHRoZXJlIGlzIGxhdGVuY3kgdG8KPiBjcmVhdGUgYSBW TSAod2l0aCB2aG9zdC1zY3NpKSBvciB0byBob3RhZGQgdmhvc3Qtc2NzaS1iYXNlZCBzdG9yYWdl Lgo+Cj4gVGhlIHByaW9yIGNvbW1pdCA1OTVjYjc1NDk4M2QgKCJ2aG9zdC9zY3NpOiB1c2Ugdm1h bGxvYyBmb3Igb3JkZXItMTAKPiBhbGxvY2F0aW9uIikgcHJlZmVycyB0byBmYWxsYmFjayBvbmx5 IHdoZW4gcmVhbGx5IG5lZWRlZCwgd2hpbGUgdGhpcyBwYXRjaAo+IGFsbG9jYXRlcyB3aXRoIGt2 emFsbG9jKCkgd2l0aCBfX0dGUF9OT1JFVFJZIGltcGxpY2l0bHkgc2V0IHRvIGF2b2lkCj4gcmV0 cnlpbmcgbWVtb3J5IHBhZ2VzIGNvbXBhY3QgZm9yIG11bHRpcGxlIHRpbWVzLgo+Cj4gVGhlIF9f R0ZQX05PUkVUUlkgaXMgaW1wbGljaXRseSBzZXQgaWYgdGhlIHNpemUgdG8gYWxsb2NhdGUgaXMg bW9yZSB0aGFuCj4gUEFHRV9TWklFIGFuZCB3aGVuIF9fR0ZQX1JFVFJZX01BWUZBSUwgaXMgbm90 IGV4cGxpY2l0bHkgc2V0Lgo+Cj4gQ2M6IEFydW5hIFJhbWFrcmlzaG5hIDxhcnVuYS5yYW1ha3Jp c2huYUBvcmFjbGUuY29tPgo+IENjOiBKb2UgSmluIDxqb2UuamluQG9yYWNsZS5jb20+Cj4gU2ln bmVkLW9mZi1ieTogRG9uZ2xpIFpoYW5nIDxkb25nbGkuemhhbmdAb3JhY2xlLmNvbT4KPiAtLS0K PiBDaGFuZ2VkIHNpbmNlIHYxOgo+ICAgIC0gVG8gY29tYmluZSBremFsbG9jKCkgYW5kIHZ6YWxs b2MoKSBhcyBrdnphbGxvYygpCj4gICAgICAoc3VnZ2VzdGVkIGJ5IEphc29uIFdhbmcpCj4KPiAg IGRyaXZlcnMvdmhvc3Qvc2NzaS5jIHwgOSArKystLS0tLS0KPiAgIDEgZmlsZSBjaGFuZ2VkLCAz IGluc2VydGlvbnMoKyksIDYgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy92 aG9zdC9zY3NpLmMgYi9kcml2ZXJzL3Zob3N0L3Njc2kuYwo+IGluZGV4IDRjZTlmMDBhZTEwZS4u NWRlMjFhZDRiZDA1IDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvdmhvc3Qvc2NzaS5jCj4gKysrIGIv ZHJpdmVycy92aG9zdC9zY3NpLmMKPiBAQCAtMTgxNCwxMiArMTgxNCw5IEBAIHN0YXRpYyBpbnQg dmhvc3Rfc2NzaV9vcGVuKHN0cnVjdCBpbm9kZSAqaW5vZGUsIHN0cnVjdCBmaWxlICpmKQo+ICAg CXN0cnVjdCB2aG9zdF92aXJ0cXVldWUgKip2cXM7Cj4gICAJaW50IHIgPSAtRU5PTUVNLCBpOwo+ ICAgCj4gLQl2cyA9IGt6YWxsb2Moc2l6ZW9mKCp2cyksIEdGUF9LRVJORUwgfCBfX0dGUF9OT1dB Uk4gfCBfX0dGUF9SRVRSWV9NQVlGQUlMKTsKPiAtCWlmICghdnMpIHsKPiAtCQl2cyA9IHZ6YWxs b2Moc2l6ZW9mKCp2cykpOwo+IC0JCWlmICghdnMpCj4gLQkJCWdvdG8gZXJyX3ZzOwo+IC0JfQo+ ICsJdnMgPSBrdnphbGxvYyhzaXplb2YoKnZzKSwgR0ZQX0tFUk5FTCk7Cj4gKwlpZiAoIXZzKQo+ ICsJCWdvdG8gZXJyX3ZzOwo+ICAgCj4gICAJdnFzID0ga21hbGxvY19hcnJheShWSE9TVF9TQ1NJ X01BWF9WUSwgc2l6ZW9mKCp2cXMpLCBHRlBfS0VSTkVMKTsKPiAgIAlpZiAoIXZxcykKCgpBY2tl ZC1ieTogSmFzb24gV2FuZyA8amFzb3dhbmdAcmVkaGF0LmNvbT4KCgoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KVmlydHVhbGl6YXRpb24gbWFpbGluZyBs aXN0ClZpcnR1YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnCmh0dHBzOi8vbGlz dHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xpc3RpbmZvL3ZpcnR1YWxpemF0aW9u