From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chao Yu Subject: Re: Re: [f2fs-dev][PATCH] f2fs: optimize fs_lock for better performance Date: Wed, 11 Sep 2013 02:36:48 +0000 (GMT) Message-ID: <7684984.194071378867007969.JavaMail.weblogic@epml15> Reply-To: chao2.yu@samsung.com Mime-Version: 1.0 Content-Type: text/plain; charset=gb2312 Content-Transfer-Encoding: base64 Cc: =?gb2312?Q?=CC=B7=E6=AD?= , "linux-fsdevel@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-f2fs-devel@lists.sourceforge.net" To: =?gb2312?Q?=3F=3F=3F?= Return-path: Received: from mailout4.samsung.com ([203.254.224.34]:40463 "EHLO mailout4.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752811Ab3IKCgz (ORCPT ); Tue, 10 Sep 2013 22:36:55 -0400 Received: from epcpsbgx4.samsung.com (u164.gpu120.samsung.co.kr [203.254.230.164]) by mailout4.samsung.com (Oracle Communications Messaging Server 7u4-24.01 (7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0MSX009PDW5EG0J0@mailout4.samsung.com> for linux-fsdevel@vger.kernel.org; Wed, 11 Sep 2013 11:36:49 +0900 (KST) MIME-version: 1.0 Sender: linux-fsdevel-owner@vger.kernel.org List-ID: SGkgS2ltLA0KDQpJIGRpZCBzb21lIHRlc3RzIGFzIHlvdSBtZW50aW9uIG9mIHVzaW5nIHJhbmRv bSBpbnN0ZWFkIG9mIHNwaW5fbG9jay4NClRoZSB0ZXN0IG1vZGVsIGlzIGFzIGZvbGxvd2luZzoN CmVpZ2h0IHRocmVhZHMgcmFjZSB0byBncmFiIG9uZSBvZiBlaWdodCBsb2NrcyBmb3Igb25lIHRo b3VzYW5kIHRpbWVzLA0KYW5kIEkgdXNlZCBmb3VyIG1ldGhvZHMgdG8gZ2VuZXJhdGUgbG9jayBu dW06IA0KDQoxLmF0b21pY19hZGRfcmV0dXJuKDEsICZzYmktPm5leHRfbG9ja19udW0pICUgTlJf R0xPQkFMX0xPQ0tTOw0KMi5zcGluX2xvY2soKTsgbmV4dF9sb2NrX251bSsrICUgTlJfR0xPQkFM X0xPQ0tTOyBzcGluX3VubG9jaygpOw0KMy5rdGltZV9nZXQoKS50djY0ICUgTlJfR0xPQkFMX0xP Q0tTOw0KNC5nZXRfcmFuZG9tX2J5dGVzKCZuZXh0X2xvY2ssIHNpemVvZih1bnNpZ25lZCBpbnQp KTsNCg0KdGhlIHJlc3VsdCBpbmRpY2F0ZSB0aGF0Og0KbWF4IGNvdW50IG9mIGNvbGxpZGUgY29u dGludW91c2x5OiA0ID4gMyA+IDIgPSAxDQptYXgtbWluIGNvdW50IG9mIGxvY2sgaXMgZ3JhYmJl 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