From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Fri, 14 Apr 2000 14:30:55 +0200 (CEST) From: Andrea Arcangeli Subject: Re: [PATCH] 2.3.99x: SMP race in getblk()? In-Reply-To: <20000414001735.U831@loth.demon.co.uk> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Steve Dodd Cc: "Stephen C. Tweedie" , linux-kernel@vger.rutgers.edu, Linux-MM@kvack.org List-ID: On Fri, 14 Apr 2000, Steve Dodd wrote: >[CC'd to linux-mm at Rik's suggestion] > >This is a first attempt at a fix for what I /think/ is a potential race >condition in getblk. There seems to be a small window where multiple Good spotting, that is conceptually necessary. However right now it coulnd't trigger in real life since it seems the fs are all calling getblk with the big kernel lock held. But really the raw device access was just harmed by that SMP race condition. Andrea -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux.eu.org/Linux-MM/