From: Evgeniy Polyakov Subject: Re: [PATCH] kevent_user: remove non-chardev interface Date: Tue, 22 Aug 2006 16:17:10 +0400 Message-ID: <20060822121709.GA4815@2ka.mipt.ru> References: <12345678912345.GA1898@2ka.mipt.ru> <11561555871530@2ka.mipt.ru> <20060822115459.GA10839@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-r Cc: lkml , David Miller , Ulrich Drepper , Andrew Morton , netdev , Zach Brown Return-path: Received: from relay.2ka.mipt.ru ([194.85.82.65]:55982 "EHLO 2ka.mipt.ru") by vger.kernel.org with ESMTP id S932201AbWHVMRs (ORCPT ); Tue, 22 Aug 2006 08:17:48 -0400 To: Christoph Hellwig Content-Disposition: inline In-Reply-To: <20060822115459.GA10839@infradead.org> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Tue, Aug 22, 2006 at 12:54:59PM +0100, Christoph Hellwig (hch@infradead.org) wrote: > Currently a user can create a user kevents in two ways: > > a) simply open() the kevent chardevice > b) use sys_kevent_ctl with the KEVENT_CTL_INIT cmd type > > both are equally easy to use for the user, but to support type b) a lot > of code in kernelspace is required. remove type b to save lots of code > without functionality loss. I personally do not have objections against it, but it introduces additional complexies - one needs to open /dev/kevent and then perform syscalls on top of returuned file descriptor. If there are no objections, I will apply this patch. -- Evgeniy Polyakov