From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Thu, 7 Jul 2016 21:48:04 +0800 (CST) From: aaronlee0817 To: "Tejun Heo" Cc: "Ming Lei" , "Jens Axboe" , "Ming Lin" , "Shaohua Li" , "Linux Kernel Mailing List" , cgroup@vger.kernel.org, jiale0817.li@samsung.com, yanzi.zhang@samsung.com, zhen1.zhang@samsung.com, linux-block Subject: Re:Re: cgroup: Fix split bio been throttled more than once In-Reply-To: <20160706140919.GH3262@mtj.duckdns.org> References: <77238e99.142c5.155b660564f.Coremail.aaronlee0817@163.com> <20160706140919.GH3262@mtj.duckdns.org> Content-Type: multipart/alternative; boundary="----=_Part_298381_763804126.1467899284003" MIME-Version: 1.0 Message-ID: <27824f6f.127ab.155c59d8a24.Coremail.aaronlee0817@163.com> List-ID: ------=_Part_298381_763804126.1467899284003 Content-Type: text/plain; charset=GBK Content-Transfer-Encoding: base64 PkF0IDIwMTYtMDctMDYgMjI6MDk6MTksICJUZWp1biBIZW8iIDx0akBrZXJuZWwub3JnPiB3cm90 ZToKPkhlbGxvLCBNaW5nLgo+Cj5PbiBXZWQsIEp1bCAwNiwgMjAxNiBhdCAwOToxMDowMEFNICsw ODAwLCBNaW5nIExlaSB3cm90ZToKPj4gPiBUaGVuIHdlIGRpZCBzb21lIHJlc2VhcmNoIGFuZCBm aW5kIHRoYXQgaW4ga2VybmVsIHZlcnNpb24gNC4zIGJyb3VnaHQgaW4KPj4gPiBibGtfcXVldWVf c3BsaXQoKSBmdW5jdGlvbiB0byBzcGxpdCB0aGUgYmlnIHNpemUgYmlvIGludG8gc2V2ZXJhbCBw YXJ0cywKPj4gPiBhbmQgc29tZSBvZiB0aGVtIGFyZSBjYWxsaW5nIHRoZSBnZW5lcmljX21ha2Vf cmVxdWVzdCgpIGFnYWluLCB0aGlzIHJlc3VsdAo+PiA+IHRoZSBiaW8gYmVlbiB0aHJvdHRsZWQg bW9yZSB0aGFuIG9uY2UuIHNvIHRoZSBhY3R1YWwgYmlvIHNlbnQgdG8gZGV2aWNlIGlzCj4+ID4g bGVzcyB0aGFuIHdlIGV4cGVjdGVkLgo+PiAKPj4gRXhjZXB0IGZvciBibGtfcXVldWVfc3BsaXQo KSwgdGhlcmUgYXJlIG90aGVyKHN0YWNrZWQpIGRyaXZlcnMgd2hpY2ggY2FsbAo+PiBnZW5lcmlj X21ha2VfcmVxdWVzdCgpIHRvbywgc3VjaCBhcyBkcmJkLCBkbSwgbWQgYW5kIGJjYWNoZS4KPgo+ U28sIGJsay10aHJvdGwgYWxyZWFkeSB1c2VzIFJFUV9USFJPVFRMRUQgdG8gYXZvaWQgdGhyb3R0 bGluZyB0aGUgc2FtZQo+YmlvIG11bHRpcGxlIHRpbWVzLiAgVGhlIHByb2JsZW0gc2VlbXMgdGhh dCB0aGUgZmxhZyBpc24ndCBtYWludGFpbmVkCj50aHJvdWdoIGNsb25lLgoKWWVho6wgUkVRX1RI Uk9UVExFRCBpcyB1c2VkIHRvIGF2b2lkIHRocm90dGxpbmcgdGhlIHNhbWUgYmlvIG11bHRpcGxl IHRpbWVzLCAKYnV0IGNhbm5vdCBhdm9pZCBjb3VudGluZyB0aGUgc2FtZSBiaW8gbXVsdGlwbGUg dGltZXMsIHRoaXMgbWFrZXMgdGhlIGNvdW50cyBvZgpkaXNwYXRjaGVkIGJ5dGVzIG5vIHJlYWwu CkJlZm9yZSBicmluZ2luZyBpbiBzcGxpdHRpbmcsIGl0IHdvcmtzIHdlbGwuQnV0IG5vdywgdGhp cyBjYW5ub3QgY292ZXIgYWxsICBzY2VuYXJpb3MuCkZvciBleGFtcGxlOgoKCmdlbmVyaWNfbWFr ZV9yZXF1ZXN0KCkKYmxrX3Rocm90bF9iaW8KICAgIGJvb2wgdGhyb3R0bGVkID0gZmFsc2UKICAg IHRocm90bF9jaGFyZ2VfYmlvKCkgICAgICBjb3VudCB0aGUgYnl0ZXMsIHNldCBSRVFfVEhST1RU TEVECiAgICBnb3RvIG91dAogICAgaWYoIXRocm90dGxlZCkKICAgICAgICBjbGVhbiBSRVFfVEhS T1RUTEVEICAgICAgIAogICAgcmV0dXJuIAoKCkJlZm9yZSByZXR1cm4sIFJFUV9USFJPVFRMRUQg d2lsbCBiZSBjbGVhbmVkLgpXaGlsZSBzcGxpdHRpbmcgd2lsbCBjb3B5IGJpby0+cncsIGJ1dCBS RVFfVEhST1RUTEVEIGhhcyBiZWVuIGNsZWFuZWQuClNvIHRocm90dGxpbmcgZnVuY3Rpb24gd2ls bCBjb3VudCB0aGUgYnl0ZXMgYWdhaW4uIEluIHRoaXMgc2NlbmFyaW8gIGNhbm5vdCAKYXZvaWQg Y291bnRpbmcgdGhlIHNhbWUgYmlvIG11bHRpcGxlIHRpbWVzLiAgCgoKPgo+PiA+Cj4+ID4gV2Ug aGF2ZSBjaGVja2VkIHRoZSBuZXdlc3Qga2VybmVsIG9mIDQuNy1yYzUsIHRoaXMgcHJvYmxlbSBp cyBzdGlsbCBleGlzdC4KPj4gPgo+PiA+IEJhc2VkIG9uIHRoaXMga2luZCBvZiBzaXR1YXRpb24s IHdlIHByb3Bvc2UgYSBmaXggc29sdXRpb24gdG8gYWRkIGEgZmxhZyBiaXQKPj4gPiBpbiBiaW8g dG8gbGV0IHRoZSBzcGxpdGVkIGJpbyBieXBhc3MgdGhlIGJsa19xdWV1ZV9zcGxpdCgpLiBCZWxv dyBpcyB0aGUgcGF0Y2gKPj4gPiB3ZSB1c2VkIHRvIGZpeCB0aGlzIHByb2JsZW0uCj4+IAo+PiBU aGUgc3BsaXR0ZWQgYmlvIGlzIGp1c3QgYSBmYXN0LWNsb25lZCBiaW8oZXhjZXB0IGZvciBkaXNj YXJkIGJpbykgYW5kIG5vdCB2ZXJ5Cj4+IHNwZWNpYWwgY29tcGFyZWQgd2l0aCBvdGhlciBmYXN0 LWNsb25lZCBiaW8sIHdoaWNoIGlzIHF1aXRlIGNvbW1vbiB1c2VkLgo+PiAKPj4gU28gSSBndWVz cyB3aGF0IHlvdSBuZWVkIGlzIHRvIGJ5cGFzcyBCSU9fQ0xPTkVEIGJpbyBmb3IgdGhpcyBwdXJw b3NlCj4+IHNpbmNlIGFsbCBmYXN0LWNsb25lZCBiaW8gc2hhcmVzIHRoZSBzYW1lIGJ2ZWMgdGFi bGUgb2YgdGhlIHNvdXJjZSBiaW8uCj4KPkRlcGVuZGluZyBvbiBob3cgYSBkZXZpY2UgaGFuZGxl cyBhIGJpbywgdGhhdCBjb3VsZCBhbGxvdyBiaW9zIHRvCj5ieXBhc3MgdGhyb3R0bGluZyBlbnRp cmVseSwgbm8/ICBXb3VsZG4ndCBhZGRpbmcgUkVRX1RIUk9UVExFRCB0bwo+UkVRX0NMT05FX01B U0sgd29yaz8KPgo+VGhhbmtzLgo+Cj4tLSAKPnRlanVuCg== ------=_Part_298381_763804126.1467899284003 Content-Type: text/html; 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