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SubjectRe: Penelope builds a kernel wrote:
> In a message dated 1/14/2002 5:32:46 PM Eastern Standard Time,
> writes:
> > "Eric S. Raymond" wrote:
> > > Penelope needs to build a kernel to support her exotic driver, but
> > she
> > > hasn't got more than the vaguest idea how to go about it. The
> > > instructions with the driver source patch tell her to apply it at
> > the
> > > top level of a current Linux source tree and then just say "build
> > the
> > > kernel" before getting off into technicalia about the user-space
> > > tools.
> >
> > Very few hardware vendors give out kernel patches... if any. The
> > end
> > user method of choice I've seen is a tarball with files to build, or
> > a
> > single .c file to build. Kernel autoconfiguration for vendor
> > drivers
> > rarely comes into play, because the driver is built against the
> > "current
> > kernel" headers, but not with the standard kernel build system and
> > tools.
> >
> When I provide drivers to hardware vendors (not many Linux so far,
> I have been working mostly in the Solaris and previously the Netware
> markets), I have built them with the standard kernel build system
> and tools. Now the vendors may actually provide these drivers as
> you describe, but if there were reason, they could certainly supply
> them as patches.

Yes, but no one does so because patches break all the time. C modules
built carefully for kernel compatibility are far more resistant to
change. People are more likely to ship -binary- modules than patches.

In sum, Eric's example is unrealistic.


Jeff Garzik | Alternate titles for LOTR:
Building 1024 | Fast Times at Uruk-Hai
MandrakeSoft | The Took, the Elf, His Daughter and Her Lover
| Samwise Gamgee: International Hobbit of Mystery
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