Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759893AbZDWTON (ORCPT ); Thu, 23 Apr 2009 15:14:13 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758919AbZDWTMf (ORCPT ); Thu, 23 Apr 2009 15:12:35 -0400 Received: from fk-out-0910.google.com ([209.85.128.187]:3560 "EHLO fk-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757861AbZDWTMV (ORCPT ); Thu, 23 Apr 2009 15:12:21 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:from:to:cc:subject:date:message-id:x-mailer:in-reply-to :references; b=Nx4GhXmYb2NRjqG5+cMapX+/vYOV/yhlDSaEAIaSGXY1TdLTJXOMGU0hEASOQGaWa8 easiRnPiE05JSEpEnrn6e8Q5Bs3o1MhBowU6shcvyBIBImSomarNiF38ZzcgpC85agNB tQgbfFomkncWfwrFxPAE5Okx6cKDZh2Hqh1vs= From: Alessio Igor Bogani To: Ingo Molnar Cc: Jonathan Corbet , =?utf-8?q?Fr=C3=A9d=C3=A9ric=20Weisbecker?= , Peter Zijlstra , LKML , Alexander Viro , LFSDEV , Alessio Igor Bogani Subject: [PATCH 4/5 -tip] nfs: umount_begin BKL pushdown Date: Thu, 23 Apr 2009 21:12:04 +0200 Message-Id: <1240513925-5603-5-git-send-email-abogani@texware.it> X-Mailer: git-send-email 1.6.0.4 In-Reply-To: <1240513925-5603-4-git-send-email-abogani@texware.it> References: <1240513925-5603-1-git-send-email-abogani@texware.it> <1240513925-5603-2-git-send-email-abogani@texware.it> <1240513925-5603-3-git-send-email-abogani@texware.it> <1240513925-5603-4-git-send-email-abogani@texware.it> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1058 Lines: 40 Signed-off-by: Alessio Igor Bogani --- fs/nfs/super.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-) diff --git a/fs/nfs/super.c b/fs/nfs/super.c index 6717200..1679a16 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -683,9 +683,12 @@ static int nfs_show_stats(struct seq_file *m, struct vfsmount *mnt) */ static void nfs_umount_begin(struct super_block *sb) { - struct nfs_server *server = NFS_SB(sb); + struct nfs_server *server; struct rpc_clnt *rpc; + lock_kernel(); + + server = NFS_SB(sb); /* -EIO all pending I/O */ rpc = server->client_acl; if (!IS_ERR(rpc)) @@ -693,6 +696,8 @@ static void nfs_umount_begin(struct super_block *sb) rpc = server->client; if (!IS_ERR(rpc)) rpc_killall_tasks(rpc); + + unlock_kernel(); } /* -- 1.6.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/