From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx2.netapp.com ([216.240.18.37]:1570 "EHLO mx2.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756742Ab1CATZy (ORCPT ); Tue, 1 Mar 2011 14:25:54 -0500 From: andros@netapp.com To: bhalevy@panasas.com Cc: linux-nfs@vger.kernel.org, Fred Isaman Subject: [PATCH pnfs-submit-wave3 update 4/5] wave3: clean up lseg after pg_doio function Date: Tue, 1 Mar 2011 14:25:33 -0500 Message-Id: <1299007534-4105-5-git-send-email-andros@netapp.com> In-Reply-To: <1299007534-4105-4-git-send-email-andros@netapp.com> References: <1299007534-4105-1-git-send-email-andros@netapp.com> <1299007534-4105-2-git-send-email-andros@netapp.com> <1299007534-4105-3-git-send-email-andros@netapp.com> <1299007534-4105-4-git-send-email-andros@netapp.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: Content-Type: text/plain MIME-Version: 1.0 From: Fred Isaman nfs_pageio_doio can be repeatedly triggered, in which case it is possible for an lseg which has already been put to be used and put again without matching gets. Signed-off-by: Fred Isaman --- fs/nfs/pagelist.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index b49cb4b..45b0fb8 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -318,6 +318,7 @@ static void nfs_pageio_doio(struct nfs_pageio_descriptor *desc) desc->pg_count, desc->pg_ioflags, desc->pg_lseg); + desc->pg_lseg = NULL; if (error < 0) desc->pg_error = error; else -- 1.6.2.5