From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ram Pai Subject: Re: [PATCH] support colon in filenames Date: Wed, 24 Jun 2009 10:30:00 -0700 Message-ID: <1245864600.6278.11.camel@localhost> References: <1245862739.6278.7.camel@localhost> <20090624170848.GU8642@balbir.in.ibm.com> Reply-To: linuxram@us.ibm.com Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: kvm-devel , Anthony Liguori To: balbir@linux.vnet.ibm.com Return-path: Received: from e32.co.us.ibm.com ([32.97.110.150]:44162 "EHLO e32.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751915AbZFXRaa (ORCPT ); Wed, 24 Jun 2009 13:30:30 -0400 Received: from d03relay03.boulder.ibm.com (d03relay03.boulder.ibm.com [9.17.195.228]) by e32.co.us.ibm.com (8.13.1/8.13.1) with ESMTP id n5OHQeDu032268 for ; Wed, 24 Jun 2009 11:26:40 -0600 Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d03relay03.boulder.ibm.com (8.13.8/8.13.8/NCO v9.2) with ESMTP id n5OHULYV081740 for ; Wed, 24 Jun 2009 11:30:24 -0600 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id n5OHU5YH011150 for ; Wed, 24 Jun 2009 11:30:09 -0600 In-Reply-To: <20090624170848.GU8642@balbir.in.ibm.com> Sender: kvm-owner@vger.kernel.org List-ID: On Wed, 2009-06-24 at 22:38 +0530, Balbir Singh wrote: > * Ram Pai [2009-06-24 09:58:59]: > > > Problem: It is impossible to feed filenames with the character colon because > > qemu interprets such names as a protocol. For example a filename scsi:0, > > is interpreted as a protocol by name "scsi". > > > > This patch allows users to espace colon characters. For example the above filename > > can now be expressed as 'scsi\:0' > > > > Here are couple of examples: > > > > ndb:\::9999 is treated as a ndb protocol with a hostname ':' on port 9999 > > scsi\:0\:abc is a local file scsi:0:abc > > http\://myweb is a local file by name http://myweb > > nbd\::localhost:2558 is a protocol by name nbd: > > > > Signed-off-by: Ram Pai > > Are colons useful for filenames? Is there a common use case for this? Yes. files like /dev/disk/by-path/pci-0000:0b:00.0-sas-phy0:1-0x5000c5000c14b41d:0-lun0-part3 RP