From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Hansen Subject: [RFC][PATCH 05/27] elevate mnt writers for nfsd caller of vfs_mkdir() Date: Wed, 07 Jun 2006 17:10:17 -0700 Message-ID: <20060608001017.65C813D4@localhost.localdomain> References: <20060608001013.0D041507@localhost.localdomain> Cc: herbert@13thfloor.at, viro@ftp.linux.org.uk, hch@infradead.org, trond.myklebust@fys.uio.no, Dave Hansen Return-path: Received: from e4.ny.us.ibm.com ([32.97.182.144]:31146 "EHLO e4.ny.us.ibm.com") by vger.kernel.org with ESMTP id S932501AbWFHALb (ORCPT ); Wed, 7 Jun 2006 20:11:31 -0400 Received: from d01relay02.pok.ibm.com (d01relay02.pok.ibm.com [9.56.227.234]) by e4.ny.us.ibm.com (8.12.11.20060308/8.12.11) with ESMTP id k580BU8R020124 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Wed, 7 Jun 2006 20:11:31 -0400 Received: from d01av02.pok.ibm.com (d01av02.pok.ibm.com [9.56.224.216]) by d01relay02.pok.ibm.com (8.13.6/NCO/VER7.0) with ESMTP id k580AMhP261592 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 7 Jun 2006 20:10:22 -0400 Received: from d01av02.pok.ibm.com (loopback [127.0.0.1]) by d01av02.pok.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id k580AL5f004758 for ; Wed, 7 Jun 2006 20:10:21 -0400 To: linux-fsdevel@vger.kernel.org In-Reply-To: <20060608001013.0D041507@localhost.localdomain> Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org Signed-off-by: Dave Hansen --- fs/open.c | 0 lxc-dave/fs/nfsd/nfs4recover.c | 4 ++++ 2 files changed, 4 insertions(+) diff -puN fs/namei.c~elevate-writers-vfs_mkdir fs/namei.c diff -puN fs/nfsd/nfs4recover.c~elevate-writers-vfs_mkdir fs/nfsd/nfs4recover.c --- lxc/fs/nfsd/nfs4recover.c~elevate-writers-vfs_mkdir 2006-06-07 16:53:14.000000000 -0700 +++ lxc-dave/fs/nfsd/nfs4recover.c 2006-06-07 16:53:14.000000000 -0700 @@ -155,7 +155,11 @@ nfsd4_create_clid_dir(struct nfs4_client dprintk("NFSD: nfsd4_create_clid_dir: DIRECTORY EXISTS\n"); goto out_put; } + status = mnt_want_write(rec_dir.mnt); + if (status) + goto out_put; status = vfs_mkdir(rec_dir.dentry->d_inode, dentry, S_IRWXU); + mnt_drop_write(rec_dir.mnt); out_put: dput(dentry); out_unlock: diff -puN fs/nfsd/vfs.c~elevate-writers-vfs_mkdir fs/nfsd/vfs.c diff -puN ipc/mqueue.c~elevate-writers-vfs_mkdir ipc/mqueue.c diff -puN fs/open.c~elevate-writers-vfs_mkdir fs/open.c _