Re: RFC: i386: kill !4KSTACKS

From: Adrian Bunk
Date: Mon Jul 04 2005 - 13:23:55 EST


On Wed, Jun 08, 2005 at 03:13:09PM +0300, Denis Vlasenko wrote:
> On Wednesday 08 June 2005 14:12, Adrian Bunk wrote:
> > On Wed, Jun 08, 2005 at 01:39:56PM +0300, Denis Vlasenko wrote:
> > >...
> > > NB: gcc 3.4.3 can use excessive stack in degenerate cases, so please
> > > include gcc version in your reports.
> >
> > But this can't occur in the kernel.
>
> It can. I saw the OOPS myself.
> One of the functions in crypto/wp512.c was compiled with 3k+ stack usage.

Strange that "make checkstack" didn't show this.

Are there any other 4KSTACKS problems you know about?

> vda

cu
Adrian

--

"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed

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