From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom McNeal Subject: Re: [Fwd: take away nfs write permissions instantly] Date: Thu, 20 Jun 2002 11:11:09 -0700 Sender: nfs-admin@lists.sourceforge.net Message-ID: <3D121ABD.F14144F8@attbi.com> References: <200206201741.g5KHfY121536@amunet.Central.Sun.COM> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from sccrmhc03.attbi.com ([204.127.202.63]) by usw-sf-list1.sourceforge.net with esmtp (Exim 3.31-VA-mm2 #1 (Debian)) id 17L6Lr-0003Hd-00 for ; Thu, 20 Jun 2002 11:08:11 -0700 To: Peter Staubach , NFS maillist Errors-To: nfs-admin@lists.sourceforge.net List-Help: List-Post: List-Subscribe: , List-Id: Discussion of NFS under Linux development, interoperability, and testing. List-Unsubscribe: , List-Archive: Hi - Here is an update on Solaris behavior from a SUN architect; I hadn't realized it would notice the export change and return errors. I'd assume that Linux is behaving like I said, but it appears that it should notice. Tom Peter Staubach wrote: > > > Re-exporting a file system to remove write permission will immediately > disable all clients from writing through that export. The client will > not know that the files are now read-only, but they will be. The file > system does not need to be remounted or anything else like that. The > EROFS errors will just start being returned from the server to the > client. > > When this person indicates that the client could still write data, > I would presume that the write(2) system call appears to succeed, > ie. doesn't return an error, but encounters the EROFS error later > when it actually tries to write the data to the server. > > ps -- ------------------------------------------------------------ Tom McNeal trmcneal@attbi.com (650)906-0761 (cell) ------------------------------------------------------------ ------------------------------------------------------- Sponsored by: ThinkGeek at http://www.ThinkGeek.com/ _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs