From mboxrd@z Thu Jan 1 00:00:00 1970 From: majianpeng Subject: [RFC PATCH 0/3 V2] Rewrite the implementation of iobarrier for raid1. Date: Mon, 19 Aug 2013 19:57:39 +0800 Message-ID: <201308191957351897533@gmail.com> Reply-To: majianpeng Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: base64 Return-path: Sender: linux-raid-owner@vger.kernel.org To: NeilBrown Cc: linux-raid List-Id: linux-raid.ids SGkgTmVpbCwNCglJIHJld3JpdGUgdGhlIGltcGxlbWVudGF0aW9uIG9mIGlvYmFycmllciBmb3Ig cmFpZDEuDQoJUGF0Y2gxLzIgYXJlIG9ubHkgdG8gZWFzeSBpbXBsZW1lbnRlZCBmb3IgcGF0Y2gz LlRoZXkgZG9uJ3QgZWZmZWN0IHRoZSBwZXJmb3JtYW5jZS4NCg0KUGVyZm9ybWFuY2UgUmVzdWx0 Og0KUmVxdWlyZW1lbnQ6DQpBOiBzeW5jX3NwZWVkX21heCA9IHN5bmNfc3BlZWRfbWluID0gMjAw MDAwDQpCOiBlY2hvIHJlcGFpciA+IHN5bmNfYWN0aW9uDQoNCldpdGhvdXQgdGhlIHBhdGNoMzoN ClRlc3RBOg0KZmlvIC0tcnc9cmVhZCAtLWJzPTUxMmsgLS1maWxlbmFtZT0vZGV2L21kMCAtLW9m ZnNldD0xMDAwMTk5NDY3MDA4IC0tcmF0ZT01ME0gLS1yYXRlbWluPTMwTSAtLW5hbWU9dGVzdCAt LXJ1bnRpbWU9NjAwcw0KPj5SRUFEOiBpbz04ODYxLjZNQiwgYWdncmI9MTUxMjNLQi9zLCBtaW5i PTE1MTIzS0IvcywgbWF4Yj0xNTEyM0tCL3MsIG1pbnQ9NjAwMDEybXNlYywgbWF4dD02MDAwMTJt c2VjDQpjYXQgL3Byb2MvbWRzdGF0DQo+PnNwZWVkPTI1NTIySy9zZWMNCg0KVGVzdEI6DQpmaW8g LS1ydz13cml0ZSAtLWJzPTUxMmsgLS1maWxlbmFtZT0vZGV2L21kMCAtLW9mZnNldD0xMDAwMTk5 NDY3MDA4IC0tcmF0ZT01ME0gLS1uYW1lPXRlc3QgLS1ydW50aW1lPTYwMHMNCj4+V1JJVEU6IGlv PTE5MzkuNk1CLCBhZ2dyYj0zMzA5S0IvcywgbWluYj0zMzA5S0IvcywgbWF4Yj0zMzA5S0Ivcywg bWludD02MDAwMzNtc2VjLCBtYXh0PTYwMDAzM21zZWMNCmNhdCAvcHJvYy9tZHN0YXQNCj4+c3Bl ZWQ9NzczMksvc2VjDQoNCg0KV2l0aCB0aGUgcGF0Y2gzOg0KVGVzdEE6KE1ha2Ugc3VyZSB0aGUg cG9zaXRpb24gb2YgcmVhZCBhZnRlciByZXN5bmMpDQpmaW8gLS1ydz1yZWFkIC0tYnM9NTEyayAt LWZpbGVuYW1lPS9kZXYvbWQwIC0tb2Zmc2V0PTEwMDAxOTk0NjcwMDggIC0tcmF0ZT01MG0gIC0t bmFtZT10ZXN0IA0KPj5SRUFEOiBpbz0xMjU0N01CLCBhZ2dyYj00MDgxMEtCL3MsIG1pbmI9NDA4 MTBLQi9zLCBtYXhiPTQwODEwS0IvcywgbWludD0zMTQ4MTVtc2VjLCBtYXh0PTMxNDgxNW1zZWMN CmNhdCAvcHJvYy9tZHN0YXQ6DQo+PnNwZWVkPTQzNzQ1Sy9zZWMNCg0KVGVzdEI6KE1ha2Ugc3Vy ZSB0aGUgcG9zaXRpb24gb2Ygd3JpdGUgYWZ0ZXIgcmVzeW5jKQ0KZmlvIC0tcnc9d3JpdGUgLS1i cz01MTJrIC0tZmlsZW5hbWU9L2Rldi9tZDAgLS1vZmZzZXQ9MTAwMDE5OTQ2NzAwOCAtLXJhdGU9 NTBtICAtLW5hbWU9dGVzdCAtLXJ1bnRpbWU9NjAwDQo+PldSSVRFOiBpbz0zMDAwMU1CLCBhZ2dy Yj01MTIwMEtCL3MsIG1pbmI9NTEyMDBLQi9zLCBtYXhiPTUxMjAwS0IvcywgbWludD02MDAwMDFt c2VjLCBtYXh0PTYwMDAwMW1zZWMNCmNhdCAvcHJvYy9tZHN0YXQNCj4+c3BlZWQ9MjY2ODZLL3Nl Yw0KDQpUZXN0QzooTWFrZSBzdXJlIHRoZSBwb3NpdGlvbiBvZiByZWFkIGJlZm9yZSByZXN5bmMp DQpmaW8gLS1ydz1yZWFkIC0tYnM9NTEyayAtLWZpbGVuYW1lPS9kZXYvbWQwIC0tb2Zmc2V0PTAg LS1yYXRlPTUwbSAtLW5hbWU9dGVzdCAtLXJ1bnRpbWU9NjAwDQo+PlJFQUQ6IGlvPTI5NzI1TUIs IGFnZ3JiPTUwNzI5S0IvcywgbWluYj01MDcyOUtCL3MsIG1heGI9NTA3MjlLQi9zLCBtaW50PTYw MDAwNG1zZWMsIG1heHQ9NjAwMDA0bXNlYw0KY2F0IC9wcm9jL21kc3RhdA0KPj5zcGVlZD00NDgz OUsvc2VjDQoNClRlc3REOihNYWtlIHN1cmUgdGhlIHBvc2l0b24gb2Ygd3JpdGUgYmVmb3JlIHJl c3luYykNCmZpbyAtLXJ3PXdyaXRlIC0tYnM9NTEyayAtLWZpbGVuYW1lPS9kZXYvbWQwIC0tb2Zm c2V0PTAgLS1yYXRlPTUwbSAtLW5hbWU9dGVzdCAtLXJ1bnRpbWU9NjAwDQo+PiBXUklURTogaW89 MzAwMDFNQiwgYWdncmI9NTEyMDBLQi9zLCBtaW5iPTUxMjAwS0IvcywgbWF4Yj01MTIwMEtCL3Ms IG1pbnQ9NjAwMDAxbXNlYywgbWF4dD02MDAwMDFtc2VjDQpjYXQgL3Byb2MvbWRzdGF0DQo+PnNw ZWVkPTMwODg0Sy9zZWMNCg0KDQpWMTpodHRwOi8vd3d3LnNwaW5pY3MubmV0L2xpc3RzL3JhaWQv bXNnNDE3MTAuaHRtbA0KDQpKaWFucGVuZyBNYSAoMyk6DQogIHJhaWQxOiBBZGQgYSBmaWxlZCBm cmVlemVfYXJyYXkgdG8gaW5kaWNhdGUgd2hldGhlciByYWlkIGluICBmcmVlemUNCiAgICBzdGF0 ZS4NCiAgcmFkaTE6IFJlbGFjZSByYWlzZV9iYXJyaWVyL2xvd2VyX2JhcnJyaWVyIHdpdGgNCiAg ICBmcmVlemVfYXJyYXkvdW5mcmVlemVfYXJyYXkgZm9yIHJlY29uZmlndXJlIHRoZSBhcnJheS4N CiAgcmFpZDE6IFJld3JpdGUgdGhlIGltcGxlbWVudGF0aW9uIG9mIGlvYmFycmllci4NCg0KIGRy aXZlcnMvbWQvcmFpZDEuYyB8IDE3NCArKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrKysrKystLS0tLS0tLS0tLQ0KIGRyaXZlcnMvbWQvcmFpZDEuaCB8ICAgNSArKw0KIDIgZmls ZXMgY2hhbmdlZCwgMTQ1IGluc2VydGlvbnMoKyksIDM0IGRlbGV0aW9ucygtKQ0KDQotLSANCjEu OC4xLjINCg==