Re: [Qemu-devel] [RFC][PATCH] Import Linux headers for KVM and vhost

[Christoph Hellwig]

On Tue, May 03, 2011 at 04:05:37PM +0200, Jan Kiszka wrote:
> This helps reducing our build-time checks for feature support in the
> available Linux kernel headers. And it helps users that do not have
> sufficiently recent headers installed on their build machine.
> 
> Header upstate is triggered via 'make update-linux-headers', optionally
> specifying a kernel directory as source via 'LINUX='.

Why not make it a shell scripts?  It's not like it's part of the build
system.  I also think the source tree argument should be mandatory instead
of grabbing random headers.