Messages in this thread | | | Date | Mon, 27 Mar 2006 01:33:57 +0200 | From | Ingo Molnar <> | Subject | Re: [patch 05/10] PI-futex: rt-mutex core |
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* Andrew Morton <akpm@osdl.org> wrote:
> Ingo Molnar <mingo@elte.hu> wrote: > > > > --- linux-pi-futex.mm.q.orig/init/Kconfig > > +++ linux-pi-futex.mm.q/init/Kconfig > > @@ -361,9 +361,14 @@ config BASE_FULL > > kernel data structures. This saves memory on small machines, > > but may reduce performance. > > > > +config RT_MUTEXES > > + boolean > > + select PLIST > > + > > config FUTEX > > bool "Enable futex support" if EMBEDDED > > default y > > + select RT_MUTEXES > > help > > We can't turn these things off unless we also turn off futexes. There > goes another 8.7 kbytes...
do we want to make the futex API so splintered via .config? 8.7 kbytes on SMP boxes, a bit less on UP boxes. RAM-starving embedded platforms will want to turn off all things futexes i guess.
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