Re: [PATCH] missing include in mmc

From: Geert Uytterhoeven
Date: Wed Oct 17 2007 - 03:41:19 EST


On Tue, 16 Oct 2007, David Brownell wrote:
> > > > AFAICS, fallout from repacing include of blkdev.h with include of bio.h.
> > >
> > > Out of curiousity, which architecture(s) need this?
> >
> > Umm... IIRC, m32r had been the first build to step into that, at which point
> > the missing include had been added; the rest had reached that point later, so
> > I'm not sure which ones would trigger the same crap. Not hard to test,
> > though...
> >
> > Aha. m68k as well.

Yesterday I saw a similar issue with drivers/md/dm-mpath-rdac.c, but it
disappeared during the night, and I didn't see an obvious change that
fixed it...

> Every time I seee a case where architectures don't act the same
> with respect to #includes, I count it as an unpleasant surprise.
> Not one that's very easy to avoid, unfortunately, but I think it's
> been happening less often lately.

Simple rule of thumb: he who uses fields of struct xxx should include
the header file that defines struct xxx...

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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