From mboxrd@z Thu Jan 1 00:00:00 1970 From: Trond Myklebust Subject: [PATCH 4/5] VFS: Add support for the FL_ACCESS flag to flock_lock_file() Date: Mon, 26 Jun 2006 19:30:10 -0400 Message-ID: <20060626233010.6059.52077.stgit@lade.trondhjem.org> References: <20060626232936.6059.50399.stgit@lade.trondhjem.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: linux-fsdevel@vger.kernel.org, nfs@lists.sourceforge.net Return-path: To: linux-kernel@vger.kernel.org In-Reply-To: <20060626232936.6059.50399.stgit@lade.trondhjem.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: nfs-bounces@lists.sourceforge.net Errors-To: nfs-bounces@lists.sourceforge.net List-Id: linux-fsdevel.vger.kernel.org From: Trond Myklebust Signed-off-by: Trond Myklebust --- fs/locks.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/fs/locks.c b/fs/locks.c index 50cb0a2..b0b41a6 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -739,6 +739,8 @@ static int flock_lock_file(struct file * int found = 0; lock_kernel(); + if (request->fl_flags & FL_ACCESS) + goto find_conflict; for_each_lock(inode, before) { struct file_lock *fl = *before; if (IS_POSIX(fl)) @@ -771,6 +773,7 @@ static int flock_lock_file(struct file * if (found) cond_resched(); +find_conflict: for_each_lock(inode, before) { struct file_lock *fl = *before; if (IS_POSIX(fl)) @@ -784,6 +787,8 @@ static int flock_lock_file(struct file * locks_insert_block(fl, request); goto out; } + if (request->fl_flags & FL_ACCESS) + goto out; locks_copy_lock(new_fl, request); locks_insert_lock(&inode->i_flock, new_fl); new_fl = NULL; Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs