Re: [CHECKER] 37 stack variables >= 1K in 2.4.17

From: Alexander Viro (viro@math.psu.edu)
Date: Wed Jun 12 2002 - 17:26:55 EST


On Wed, 12 Jun 2002, Benjamin LaHaise wrote:

> On Sun, Jun 09, 2002 at 08:56:30PM -0700, Dawson Engler wrote:
> > Here are 37 errors where variables >= 1024 bytes are allocated on a function's
> > stack.
>
> Is it possible to get checker to determine the stack depth of a worst
> case call chain (excluding interrupts)? I've found that deep call chains
> are far more likely to cause stack overflows than short and bounded paths.

Not realistic - we have a recursion through the ->follow_link(), and
a lot of stuff can be called from ->follow_link(). We _do_ have a
limit on depth of recursion here, but it won't be fun to deal with.

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