On Wed, 2009-06-24 at 22:38 +0530, Balbir Singh wrote:
> * Ram Pai <linux...@us.ibm.com> [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 <linux...@us.ibm.com>
> 
> 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

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