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Message-ID: <Pine.LNX.4.61.0704302023340.29151@yvahk01.tjqt.qr> Date: Mon, 30 Apr 2007 20:25:12 +0200 (MEST) From: Jan Engelhardt <jengelh@...ux01.gwdg.de> To: Christoph Hellwig <hch@...radead.org> cc: William Lee Irwin III <wli@...omorphy.com>, Andi Kleen <andi@...stfloor.org>, Alan Cox <alan@...rguk.ukuu.org.uk>, David Chinner <dgc@....com>, Zan Lynx <zlynx@....org>, Adrian Bunk <bunk@...sta.de>, Linux Kernel <linux-kernel@...r.kernel.org> Subject: Re: [2/6] add config option to vmalloc stacks (was: Re: [-mm patch] i386: enable 4k stacks by default) 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. Jan -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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