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Thu, 5 Mar 2020 17:08:07 +0000 (UTC) From: Stefan Hajnoczi To: qemu-devel@nongnu.org Subject: [PATCH 0/7] aio-posix: polling scalability improvements Date: Thu, 5 Mar 2020 17:07:59 +0000 Message-Id: <20200305170806.1313245-1-stefanha@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: base64 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 207.211.31.81 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Fam Zheng , Kevin Wolf , qemu-block@nongnu.org, Max Reitz , Stefan Hajnoczi , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" QSBndWVzdCB3aXRoIDEwMCB2aXJ0aW8tYmxrLXBjaSxudW0tcXVldWVzPTMyIGRldmljZXMgb25s eSByZWFjaGVzIDEwayBJT1BTCndoaWxlIGEgZ3Vlc3Qgd2l0aCBhIHNpbmdsZSBkZXZpY2UgcmVh Y2hlcyAxMDVrIElPUFMKKHJ3PXJhbmRyZWFkLGJzPTRrLGlvZGVwdGg9MSxpb2VuZ2luZT1saWJh aW8pLgoKVGhlIGJvdHRsZW5lY2sgaXMgdGhhdCBhaW9fcG9sbCgpIHVzZXJzcGFjZSBwb2xsaW5n IGl0ZXJhdGVzIG92ZXIgYWxsCkFpb0hhbmRsZXJzIHRvIGludm9rZSB0aGVpciAtPmlvX3BvbGwo KSBjYWxsYmFja3MuICBBbGwgQWlvSGFuZGxlcnMgYXJlIHBvbGxlZApldmVuIGlmIG9ubHkgb25l IG9mIHRoZW0gd2FzIHJlY2VudGx5IGFjdGl2ZS4gIFRoZXJlZm9yZSBhIGd1ZXN0IHdpdGggbWFu eQpkaXNrcyBpcyBzbG93ZXIgdGhhbiBhIGd1ZXN0IHdpdGggYSBzaW5nbGUgZGlzayBldmVuIHdo ZW4gdGhlIHdvcmtsb2FkIG9ubHkKYWNjZXNzZXMgYSBzaW5nbGUgZGlzay4KClRoaXMgcGF0Y2gg c2VyaWVzIHNvbHZlcyB0aGlzIHNjYWxhYmlsaXR5IHByb2JsZW0gc28gdGhhdCBJT1BTIGlzIHVu YWZmZWN0ZWQgYnkKdGhlIG51bWJlciBvZiBkZXZpY2VzLiAgVGhlIHRyaWNrIGlzIHRvIHBvbGwg b25seSBBaW9IYW5kbGVycyB0aGF0IHdlcmUKcmVjZW50bHkgYWN0aXZlIHNvIHRoYXQgdXNlcnNw YWNlIHBvbGxpbmcgc2NhbGVzIHdlbGwuCgpVbmZvcnR1bmF0ZWx5IGl0J3Mgbm90IHBvc3NpYmxl IHRvIGFjY29tcGxpc2ggdGhpcyB3aXRoIHRoZSBleGlzdGluZyBlcG9sbCg3KQpmZCBtb25pdG9y aW5nIGltcGxlbWVudGF0aW9uLiAgVGhpcyBwYXRjaCBzZXJpZXMgYWRkcyBhIExpbnV4IGlvX3Vy aW5nIGZkCm1vbml0b3JpbmcgaW1wbGVtZW50YXRpb24uICBUaGUgY3JpdGljYWwgZmVhdHVyZSBp cyB0aGF0IGlvX3VyaW5nIGNhbiBjaGVjayB0aGUKcmVhZGluZXNzIG9mIGZpbGUgZGVzY3JpcHRv cnMgdGhyb3VnaCB1c2Vyc3BhY2UgcG9sbGluZy4gIFRoaXMgbWFrZXMgaXQKcG9zc2libGUgdG8g c2FmZWx5IHBvbGwgYSBzdWJzZXQgb2YgQWlvSGFuZGxlcnMgZnJvbSB1c2Vyc3BhY2Ugd2l0aG91 dCByaXNrIG9mCnN0YXJ2aW5nIHRoZSBvdGhlciBBaW9IYW5kbGVycy4KClN0ZWZhbiBIYWpub2N6 aSAoNyk6CiAgYWlvLXBvc2l4OiBjb21wbGV0ZWx5IHN0b3AgcG9sbGluZyB3aGVuIGRpc2FibGVk CiAgYWlvLXBvc2l4OiBtb3ZlIFJDVV9SRUFEX0xPQ0soKSBpbnRvIHJ1bl9wb2xsX2hhbmRsZXJz KCkKICBhaW8tcG9zaXg6IGV4dHJhY3QgcHBvbGwoMikgYW5kIGVwb2xsKDcpIGZkIG1vbml0b3Jp bmcKICBhaW8tcG9zaXg6IHNpbXBsaWZ5IEZETW9uT3BzLT51cGRhdGUoKSBwcm90b3R5cGUKICBh aW8tcG9zaXg6IGFkZCBpb191cmluZyBmZCBtb25pdG9yaW5nIGltcGxlbWVudGF0aW9uCiAgYWlv LXBvc2l4OiBzdXBwb3J0IHVzZXJzcGFjZSBwb2xsaW5nIG9mIGZkIG1vbml0b3JpbmcKICBhaW8t cG9zaXg6IHJlbW92ZSBpZGxlIHBvbGwgaGFuZGxlcnMgdG8gaW1wcm92ZSBzY2FsYWJpbGl0eQoK IE1BSU5UQUlORVJTICAgICAgICAgICB8ICAgMiArCiBjb25maWd1cmUgICAgICAgICAgICAgfCAg IDUgKwogaW5jbHVkZS9ibG9jay9haW8uaCAgIHwgIDcwICsrKysrKy0KIHV0aWwvTWFrZWZpbGUu b2JqcyAgICB8ICAgMyArCiB1dGlsL2Fpby1wb3NpeC5jICAgICAgfCA0NDkgKysrKysrKysrKysr KystLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tCiB1dGlsL2Fpby1wb3NpeC5oICAgICAgfCAg ODEgKysrKysrKysKIHV0aWwvZmRtb24tZXBvbGwuYyAgICB8IDE1NSArKysrKysrKysrKysrKysK IHV0aWwvZmRtb24taW9fdXJpbmcuYyB8IDMzMiArKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrCiB1dGlsL2ZkbW9uLXBvbGwuYyAgICAgfCAxMDcgKysrKysrKysrKwogdXRpbC90cmFjZS1l dmVudHMgICAgIHwgICAyICsKIDEwIGZpbGVzIGNoYW5nZWQsIDg5OCBpbnNlcnRpb25zKCspLCAz MDggZGVsZXRpb25zKC0pCiBjcmVhdGUgbW9kZSAxMDA2NDQgdXRpbC9haW8tcG9zaXguaAogY3Jl YXRlIG1vZGUgMTAwNjQ0IHV0aWwvZmRtb24tZXBvbGwuYwogY3JlYXRlIG1vZGUgMTAwNjQ0IHV0 aWwvZmRtb24taW9fdXJpbmcuYwogY3JlYXRlIG1vZGUgMTAwNjQ0IHV0aWwvZmRtb24tcG9sbC5j CgotLSAKMi4yNC4xCgo=