linux-kernel - RE: [PATCH V2 1/1] Drivers: hv: Implement the file copy service

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Date:	Wed, 15 Jan 2014 19:11:05 +0000
From:	KY Srinivasan <kys@...rosoft.com>
To:	Olaf Hering <olaf@...fle.de>
CC:	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devel@...uxdriverproject.org" <devel@...uxdriverproject.org>,
	"apw@...onical.com" <apw@...onical.com>,
	"jasowang@...hat.com" <jasowang@...hat.com>
Subject: RE: [PATCH V2 1/1] Drivers: hv: Implement the file copy service



> -----Original Message-----
> From: Olaf Hering [mailto:olaf@...fle.de]
> Sent: Wednesday, January 15, 2014 8:33 AM
> To: KY Srinivasan
> Cc: gregkh@...uxfoundation.org; linux-kernel@...r.kernel.org;
> devel@...uxdriverproject.org; apw@...onical.com; jasowang@...hat.com
> Subject: Re: [PATCH V2 1/1] Drivers: hv: Implement the file copy service
> 
> On Tue, Jan 14, K. Y. Srinivasan wrote:
> 
> > +static int hv_start_fcopy(struct hv_start_fcopy *smsg)
> 
> > +	if (access((char *)smsg->path_name, F_OK)) {
> > +		if (smsg->copy_flags & CREATE_PATH) {
> > +			if (mkdir((char *)smsg->path_name, 0755)) {
> 
> KY,
> 
> I guess this needs a loop over every path compoment to implement
> 'mkdir -p', if the "-CreateFullPath" option is used?

Yes; I will make the change. The good news is that for the destination path and file name,
the host does not interpret the path components.

Regards,

K. Y
> 
> Hopefully "-DestinationPath" is an arbitrary string and does not require
> some sort of C: prefix. ;-)
> 
> 
> Olaf