From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760017Ab0EDSB0 (ORCPT ); Tue, 4 May 2010 14:01:26 -0400 Received: from mail-pv0-f174.google.com ([74.125.83.174]:61396 "EHLO mail-pv0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758568Ab0EDSBZ (ORCPT ); Tue, 4 May 2010 14:01:25 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=SMPQw+wwABjOjCR1SqwLe9qsYlsJ4u5J1SHVfPxNLUYxYMcNM3zwSRLWLgzYFOtAuS fL2fW6R6s5oSQCSfeFqrpvjkRSi/0JOJipZLYpF9+BroFWxt78n/r/9YEceFwB5oXJDx Hvc6GEWqmkKTVo+LktNycXBQPeV/Hp6tLkhr8= MIME-Version: 1.0 In-Reply-To: <20100504103232.GA25054@infradead.org> References: <20100504103232.GA25054@infradead.org> Date: Tue, 4 May 2010 11:01:22 -0700 Message-ID: Subject: Re: nfs accesses of FAT fs folders causes deadlock on lock_super From: Fredrick Prashanth John Berchmans To: Christoph Hellwig Cc: linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 4, 2010 at 3:32 AM, Christoph Hellwig wrote: > On Mon, May 03, 2010 at 10:59:42PM -0700, Fredrick Prashanth John Berchmans wrote: >> The box was running kernel version 2.6.27.10. >> But I think the FAT code has not changed much. > > But the nfsd code has and now doesn't call lookup from the filldir > callback anymore. > > I see from nfsd code, it seems the compose_entry_fh still calls lookup_one_len, which is now called from encode_entryplus_baggage instead of entry_encode. Am I right?