From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: FMODE_EXEC or alike? Date: Tue, 21 Feb 2006 10:39:49 +0000 Message-ID: <20060221103949.GD19349@infradead.org> References: <20060220221948.GC5733@linuxhacker.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Return-path: To: Oleg Drokin Content-Disposition: inline In-Reply-To: <20060220221948.GC5733@linuxhacker.ru> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org On Tue, Feb 21, 2006 at 12:19:48AM +0200, Oleg Drokin wrote: > Hello! > > We are working on a lustre client that would not require any patches > to linux kernel. And there are few things that would be nice to have > that I'd like your input on. > > One of those is FMODE_EXEC - to correctly detect cross-node situations with > executing a file that is opened for write or the other way around, we need > something like this extra file mode to be present (and used as a file open > mode when opening files for exection, e.g. in fs/exec.c) > Do you think there is a chance this can be included into vanilla kernel, > or is there a better solution I oversee? > I am just thinking about something as simple as this > (with some suitable FMODE_EXEC define, of course): The patch looks fine to me. We can put it in once we'll put in the full lustre client.