Re: [patch] tune vmalloc size

[Joe Korty]

On Wed, Sep 15, 2004 at 03:31:44PM +0200, Arjan van de Ven wrote:
> On Wed, Sep 15, 2004 at 09:29:36AM -0400, Joe Korty wrote:
> > On Wed, Sep 15, 2004 at 02:53:56PM +0200, Ingo Molnar wrote:
> > > 
> > > there are a few devices that use lots of ioremap space. vmalloc space is
> > > a showstopper problem for them.
> > > 
> > > this patch adds the vmalloc=<size> boot parameter to override
> > > __VMALLOC_RESERVE. The default is 128mb right now - e.g. vmalloc=256m
> > > doubles the size.
> > 
> > Perhaps this should instead be a configurable.
> 
> boot time settable is 100x better than only compile time settable imo :)

IMO, everything that is changable at boot time needs an equivalent way
of changing the default without specifying a boot time value.

boot time values works well only when the number of values that need
changing is small.

Joe
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