From: Akira Fujita Subject: RE: [PATCH 40/74] libext2fs: no need to clear BLOCK_UNINIT during ext2fs_reserve_super_and_bgd Date: Fri, 10 Jan 2014 08:17:56 +0000 Message-ID: <28989C0C9F1C0A428470D967B5FCED3723FABD@BPXM22GP.gisp.nec.co.jp> References: <20131211011813.30655.39624.stgit@birch.djwong.org> <20131211012246.30655.88212.stgit@birch.djwong.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Cc: Akira Fujita , "linux-ext4@vger.kernel.org" To: "Darrick J. Wong" , "tytso@mit.edu" Return-path: Received: from TYO200.gate.nec.co.jp ([202.32.8.215]:65165 "EHLO tyo200.gate.nec.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751329AbaAJIXW (ORCPT ); Fri, 10 Jan 2014 03:23:22 -0500 Received: from tyo202.gate.nec.co.jp ([10.7.69.202]) by tyo200.gate.nec.co.jp (8.13.8/8.13.4) with ESMTP id s0A8NKJK018126 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Fri, 10 Jan 2014 17:23:20 +0900 (JST) In-Reply-To: <20131211012246.30655.88212.stgit@birch.djwong.org> Content-Language: ja-JP Sender: linux-ext4-owner@vger.kernel.org List-ID: SGksDQoNCj5Ob3cgdGhhdCB3ZSd2ZSB0cmFpbmVkIGxpYmV4dDJmcyB0byBoYXZlIHRoaXMgc2Ft ZSBiZWhhdmlvciB3aGVuZXZlcg0KPml0J3MgbG9hZGluZyBhIGJsb2NrIGJpdG1hcCwgd2Ugbm8g bG9uZ2VyIG5lZWQgdG8gdW5zZXQgQkxPQ0tfVU5JTklUDQo+Zm9yIGEgZ3JvdXAgdGhhdCBjb250 YWlucyBvbmx5IGl0cyBvd24gZ3JvdXAgbWV0YWRhdGEgLS0ga2VybmVsLA0KPmUyZnNjaywgYW5k IGUyZnNwcm9ncyB3aWxsIGhhbmRsZSB0aGlzIGNvcnJlY3RseS4NCg0KSXQgc2VlbXMgdG8gbWUg dGhhdCB0aGUgcHJvYmxlbSAoKikgSSByZXBvcnRlZCBpcyBub3QgZml4ZWQNCmFmdGVyIGFwcGx5 aW5nIHlvdXIgMzgtNDEgcGF0Y2hlcy4gRG8gd2UgbmVlZCBleHRyYSBwYXRjaCBmb3IgdGhpcz8N Cg0KKCopDQpodHRwOi8vbWFyYy5pbmZvLz9sPWxpbnV4LWV4dDQmbT0xMzgyNDI3OTY5MTU1MTgm dz0yDQoNClJlZ2FyZHMsDQpBa2lyYSBGdWppdGENCg0KPkZyb206IERhcnJpY2sgSi4gV29uZyBb bWFpbHRvOmRhcnJpY2sud29uZ0BvcmFjbGUuY29tXQ0KPlNlbnQ6IFdlZG5lc2RheSwgRGVjZW1i ZXIgMTEsIDIwMTMgMTA6MjMgQU0NCj5UbzogdHl0c29AbWl0LmVkdTsgZGFycmljay53b25nQG9y YWNsZS5jb20NCj5DYzogQWtpcmEgRnVqaXRhOyBsaW51eC1leHQ0QHZnZXIua2VybmVsLm9yZw0K PlN1YmplY3Q6IFtQQVRDSCA0MC83NF0gbGliZXh0MmZzOiBubyBuZWVkIHRvIGNsZWFyIEJMT0NL X1VOSU5JVCBkdXJpbmcgZXh0MmZzX3Jlc2VydmVfc3VwZXJfYW5kX2JnZA0KPg0KPlNpbmNlIHRo ZSBiZWdpbm5pbmcgb2YgdGhlIHVuaW5pdF9iZyBmZWF0dXJlLCB0aGUga2VybmVsWzFdIGFuZA0K PmUyZnNja1syXSBoYXZlIGFsd2F5cyBiZWVuIGNhcmVmdWwgdG8gZGV0ZWN0IHRoZSBwcmVzZW5j ZSBvZiB0aGUNCj5CTE9DS19VTklOSVQgZmxhZywgYW5kIGNvbXB1dGUgYSBibG9jayBiaXRtYXAg d2l0aCBhbnkgZ3JvdXAgbWV0YWRhdGENCj5ibG9ja3MgbWFya2VkIGluIHRoYXQgYml0bWFwLiAg V2l0aCB0aGF0IGluIG1pbmQsIEkgdGhpbmsgaXQncyBzYWZlIHRvDQo+c2F5IHRoYXQgdGhpcyBp cyBhIGRlc2lnbiBmZWF0dXJlIG9mIHVuaW5pdF9iZy4NCj4NCj5Ob3cgdGhhdCB3ZSd2ZSB0cmFp bmVkIGxpYmV4dDJmcyB0byBoYXZlIHRoaXMgc2FtZSBiZWhhdmlvciB3aGVuZXZlcg0KPml0J3Mg bG9hZGluZyBhIGJsb2NrIGJpdG1hcCwgd2Ugbm8gbG9uZ2VyIG5lZWQgdG8gdW5zZXQgQkxPQ0tf VU5JTklUDQo+Zm9yIGEgZ3JvdXAgdGhhdCBjb250YWlucyBvbmx5IGl0cyBvd24gZ3JvdXAgbWV0 YWRhdGEgLS0ga2VybmVsLA0KPmUyZnNjaywgYW5kIGUyZnNwcm9ncyB3aWxsIGhhbmRsZSB0aGlz IGNvcnJlY3RseS4NCj4NCj5bMV0ga2VybmVsIGdpdCA3MTdkNTBlNDk3MWI4MWI5NmMwMTk5Yzkx Y2RmMDAzOWE4Y2IxODFhDQo+ICAgICJFeHQ0OiBVbmluaXRpYWxpemVkIEJsb2NrIEdyb3VwcyIN Cj5bMl0gZTJmc3Byb2dzIGdpdCBmNWZhMjAwNzhiZmMwNWI1NTQyOTRmZTljNTUwNTM3NWQ3OTEz ZThjDQo+ICAgICJBZGQgc3VwcG9ydCBmb3IgRVhUMl9GRUFUVVJFX0NPTVBBVF9MQVpZX0JHIg0K Pg0KPlJlcG9ydGVkLWJ5OiBBa2lyYSBGdWppdGEgPGEtZnVqaXRhQHJzLmpwLm5lYy5jb20+DQo+ U2lnbmVkLW9mZi1ieTogRGFycmljayBKLiBXb25nIDxkYXJyaWNrLndvbmdAb3JhY2xlLmNvbT4N Cj4tLS0NCj4gbGliL2V4dDJmcy9hbGxvY19zYi5jIHwgICAgMiAtLQ0KPiAxIGZpbGUgY2hhbmdl ZCwgMiBkZWxldGlvbnMoLSkNCj4NCj4NCj5kaWZmIC0tZ2l0IGEvbGliL2V4dDJmcy9hbGxvY19z Yi5jIGIvbGliL2V4dDJmcy9hbGxvY19zYi5jDQo+aW5kZXggMjIzZWM1MS4uODc4OGMwMCAxMDA2 NDQNCj4tLS0gYS9saWIvZXh0MmZzL2FsbG9jX3NiLmMNCj4rKysgYi9saWIvZXh0MmZzL2FsbG9j X3NiLmMNCj5AQCAtNjUsOCArNjUsNiBAQCBpbnQgZXh0MmZzX3Jlc2VydmVfc3VwZXJfYW5kX2Jn ZChleHQyX2ZpbHN5cyBmcywNCj4gCQlleHQyZnNfbWFya19ibG9ja19iaXRtYXAyKGJtYXAsIDAp Ow0KPg0KPiAJaWYgKG9sZF9kZXNjX2Jsaykgew0KPi0JCWlmIChmcy0+c3VwZXItPnNfcmVzZXJ2 ZWRfZ2R0X2Jsb2NrcyAmJiBmcy0+YmxvY2tfbWFwID09IGJtYXApDQo+LQkJCWV4dDJmc19iZ19m bGFnc19jbGVhcihmcywgZ3JvdXAsIEVYVDJfQkdfQkxPQ0tfVU5JTklUKTsNCj4gCQludW1fYmxv Y2tzID0gb2xkX2Rlc2NfYmxvY2tzOw0KPiAJCWlmIChvbGRfZGVzY19ibGsgKyBudW1fYmxvY2tz ID49IGV4dDJmc19ibG9ja3NfY291bnQoZnMtPnN1cGVyKSkNCj4gCQkJbnVtX2Jsb2NrcyA9IGV4 dDJmc19ibG9ja3NfY291bnQoZnMtPnN1cGVyKSAtDQoNCg==