From mboxrd@z Thu Jan 1 00:00:00 1970 From: Artem Bityutskiy Subject: Re: [PATCH] UBIFS: kill BKL Date: Mon, 20 Jul 2009 09:29:14 +0300 Message-ID: <4A640EBA.2070209@nokia.com> References: <1248000922-4065-1-git-send-email-dedekind1@gmail.com> <4A640BBF.10106@nokia.com> Reply-To: Artem.Bityutskiy@nokia.com Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: Artem Bityutskiy , "linux-fsdevel@vger.kernel.org" To: "Hunter Adrian (Nokia-D/Helsinki)" Return-path: Received: from smtp.nokia.com ([192.100.122.233]:49345 "EHLO mgw-mx06.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750847AbZGTG3k (ORCPT ); Mon, 20 Jul 2009 02:29:40 -0400 In-Reply-To: <4A640BBF.10106@nokia.com> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On 07/20/2009 09:16 AM, Hunter Adrian (Nokia-D/Helsinki) wrote: > Artem Bityutskiy wrote: >> From: Artem Bityutskiy >> >> The BKL was pushed down from VFS to the file-systems. It used >> to serialize mount/unmount/remount. UBIFS must be safe if several >> file-systems are mounted/unmounted/re-mounted at the same time, >> so kill kick the BKL out of UBIFS. >> >> Signed-off-by: Artem Bityutskiy >> --- > > Looks like protection is always provided by sb->s_umount Err, then what would be a possible reason we would need BKL? --=20 Best Regards, Artem Bityutskiy (=D0=90=D1=80=D1=82=D1=91=D0=BC =D0=91=D0=B8=D1=82=D1=8E= =D1=86=D0=BA=D0=B8=D0=B9) -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel= " in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html