Re: [2/6] add config option to vmalloc stacks (was: Re: [-mm patch]i386: enable 4k stacks by default)
From: Jan Engelhardt
Date: Mon Apr 30 2007 - 14:32:47 EST
On Apr 30 2007 19:11, Christoph Hellwig wrote:
>On Mon, Apr 30, 2007 at 10:43:10AM -0700, William Lee Irwin III wrote:
>> On Mon, Apr 30, 2007 at 10:38:19AM -0700, William Lee Irwin III wrote:
>> > Here's what I did for i386 for someone concerned about blowing the stack.
>> Add a config option to vmalloc() task stacks so that stack overflows are
>> detected without fail, and with a fatal failure mode at that.
>Whee, this sounds like a really helpful although costly debugging option.
Options are there to be disabled, making the cost ideally zero for
people who do not want a specific feature.
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