Re: [PATCH 3/6] drivers: hv: Cleanup the kvp related state inhyperv.h

From: Greg KH
Date: Thu Feb 02 2012 - 18:57:32 EST

On Thu, Feb 02, 2012 at 11:41:29PM +0000, KY Srinivasan wrote:
> > > +#ifndef __packed
> > > +#define __packed __attribute__((packed))
> > > +#endif
> >
> > Why do this?
> >
> > If you are so worried about this in userspace, then just change the
> > values below to __attribute__((packed)), like all of the other public .h
> > files do.
> Greg,
> When I ran the checkpatch script against these patches I got a warning that the
> preferred directive was to use "__packed".

Well, checkpatch is stupid sometimes.

> So, for the header file that will be
> consumed in the kernel, I chose to go with the __packed. For inclusion of this
> header file in the user space daemon, I put in this definition here. So rather
> than having numerous warnings, I now have a single warning. If you prefer,
> I can move this definition to the daemon code where it is really needed.

Please do it like all other public kernel header files do.

greg k-h
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at