From mboxrd@z Thu Jan 1 00:00:00 1970 From: majianpeng Subject: Re: Re: [PATCH V1] raidd5:Only move IO_THRESHOLD stripes from delay_list to hold_list once. Date: Mon, 16 Jul 2012 09:09:54 +0800 Message-ID: <201207160909343901731@gmail.com> References: <201207131831085787372@gmail.com>, Mime-Version: 1.0 Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 Return-path: Sender: linux-raid-owner@vger.kernel.org To: Dan Williams Cc: Neil Brown , Paul Menzel , linux-raid , shli List-Id: linux-raid.ids T24gMjAxMi0wNy0xNCAwNzo1NiBEYW4gV2lsbGlhbXMgPGRhbi5qLndpbGxpYW1zQGdtYWlsLmNv bT4gV3JvdGU6DQo+WyBhZGRpbmcgU2hhb2h1YSBdDQo+DQo+T24gRnJpLCBKdWwgMTMsIDIwMTIg YXQgMzozMSBBTSwgbWFqaWFucGVuZyA8bWFqaWFucGVuZ0BnbWFpbC5jb20+IHdyb3RlOg0KPj4g VG8gaW1wcm92ZSB3cml0ZSBwZXJmb21hbmNlIGJ5IGRlY3JlYXNpbmcgdGhlIHByZXJlYWQgc3Ry aXBlLG9ubHkgbW92ZQ0KPj4gSU9fVEhSRVNIT0xEIHN0cmlwZXMgZnJvbSBkZWxheV9saXN0IHRv IGhvbGRfbGlzdCBvbmNlLg0KPj4NCj4+IFVzaW5nIHRoZSBmb2xsb3cgY29tbWFuZDoNCj4+IGRk IGlmPS9kZXYvemVybyBvZj0vZGV2L21kMCBicz0yTSBjb3VudD01MjEwMC4NCj4+DQo+PiBBdCBk ZWZhdWx0IGNvbmRpdGlvbjogc3BlZWQgaXMgOTVNQi9zLg0KPj4gQXQgdGhlIGNvbmRpdGlvbiBv ZiBwcmVyZWFkX2J5cGFzc190aHJlc2hvbGQgd2FzIGVxdWFsIHplcm86c3BlZWQgaXMgMTA1TUIv cy4NCj4+IFVzaW5nIHRoaXMgcGF0Y2g6c3BlZWQgaXMgMTIzTUIvcy4NCj4+DQo+PiBJZiBwcmVy ZWFkX2J5cGFzc190aHJlc2hvbGQgd2FzIHplcm8sdGhlIHBlcmZvcm1hbmNlIHdpbGwgYmUgYmV0 dGVyLGJ1dA0KPj4gbm90IGJldHRlciB0aGFuIHRoaXMgcGF0Y2guDQo+PiBJIHRoaW5rIG1heWJl IHR3byByZWFzb246DQo+PiAxOklmIGJpbyBpcyBSRVFfU1lOQw0KPj4gMjpJbiBmdW5jdGlvbiBf X2dldF9wcmlvcml0eV9zdHJpcGUoKToNCj4+Pj4gfSBlbHNlIGlmICghbGlzdF9lbXB0eSgmY29u Zi0+aG9sZF9saXN0KSAmJg0KPj4+PiAgICAgICAgICAgICAgICAgKChjb25mLT5ieXBhc3NfdGhy ZXNob2xkICYmDQo+Pj4+ICAgICAgICAgICAgICAgICAgIGNvbmYtPmJ5cGFzc19jb3VudCA+IGNv bmYtPmJ5cGFzc190aHJlc2hvbGQpIHx8DQo+Pj4+ICAgICAgICAgICAgICAgICAgYXRvbWljX3Jl YWQoJmNvbmYtPnBlbmRpbmdfZnVsbF93cml0ZXMpID09IDApKSB7DQo+PiBQcmVyZWFkX2J5cGFz c190aHJlc2hvbGQgaXMgb25lIGNvbmRpdGlvbiBvZiBnZXR0aW5nIHN0cmlwZSBmcm9tDQo+PiBo b2xkX2xpc3QuU28gb25seSBjb250cm9sIHRoZSBudW1iZXIgb2YgaG9sZF9saXN0IGNhbiBnZXQg YmV0dGVyDQo+PiBwZXJmb3JtYW5jZS4NCj4NCj5TbyB0aGlzIGlzIGEgcHJldHR5IG9idmlvdXMg dHJhZGVvZmYgb2YgaW5jcmVhc2VkIGxhdGVuY3kgZm9yIGltcHJvdmVkDQo+dGhyb3VnaHB1dC4g IEFueSBpZGVhIGhvdyBtdWNoIHRoaXMgY2hhbmdlIGFmZmVjdHMgbGF0ZW5jeT8NCj5Fc3BlY2lh bGx5IGluIHRoZSBmYXN0IGRldmljZSBjYXNlPw0KSSBkaWQgbm90IHRoaW5rIHRoZSBsYXRlbmN5 LklmIGl0IG9ubHkgZmV0Y2ggcHJlcmVhZF9ieXBhc3NfdGhyZXNob2xkIHN0cmlwZXMgZnJvbSBk ZWxheV9saXN0IHRvIA0KaG9zdF9saXN0LHRoZSBsYXRlbmN5IGNhbiBiZSBjb250cm9sIGJ5IHVz ZXJzcGFjZS4NClRoZSBjb2RlIGxpa2UgOg0KDQpzdGF0aWMgdm9pZCByYWlkNV9hY3RpdmF0ZV9k ZWxheWVkKHN0cnVjdCByNWNvbmYgKmNvbmYpDQogew0KKyBpbnQgY291bnQgPSAwOw0KICBpZiAo YXRvbWljX3JlYWQoJmNvbmYtPnByZXJlYWRfYWN0aXZlX3N0cmlwZXMpIDwgSU9fVEhSRVNIT0xE KSB7DQogIHdoaWxlICghbGlzdF9lbXB0eSgmY29uZi0+ZGVsYXllZF9saXN0KSkgew0KICBzdHJ1 Y3QgbGlzdF9oZWFkICpsID0gY29uZi0+ZGVsYXllZF9saXN0Lm5leHQ7DQpAQCAtMzY3Miw2ICsz NjczLDggQEAgc3RhdGljIHZvaWQgcmFpZDVfYWN0aXZhdGVfZGVsYXllZChzdHJ1Y3QgcjVjb25m ICpjb25mKQ0KICBpZiAoIXRlc3RfYW5kX3NldF9iaXQoU1RSSVBFX1BSRVJFQURfQUNUSVZFLCAm c2gtPnN0YXRlKSkNCiAgYXRvbWljX2luYygmY29uZi0+cHJlcmVhZF9hY3RpdmVfc3RyaXBlcyk7 DQogIGxpc3RfYWRkX3RhaWwoJnNoLT5scnUsICZjb25mLT5ob2xkX2xpc3QpOw0KKyBpZiAoKytj b3VudCA+PSBjb25mLT5wcmVyZWFkX2FjdGl2ZV9zdHJpcGVzKQ0KKyBicmVhazsNCiAgfQ0KIA0K DQoNCg==