Re: Kernel stack
From: Jan Hudec (bulb_at_ucw.cz)
Date: 10/12/04
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Date: Tue, 12 Oct 2004 16:31:54 +0200 To: jonathan@jonmasters.org
On Tue, Oct 12, 2004 at 15:30:34 +0100, Jon Masters wrote:
> On Tue, 12 Oct 2004 11:41:04 +0200, Jan Hudec <bulb@ucw.cz> wrote:
>
> > The base of the stack does not have to be stored either, because it is
> > AT FIXED OFFSET from the task_struct! If you don't believe me, look at
> > definition of the current macro. It says just (%esp & ~8195) (it says it
> > in assembly, because you can't directly access registers from C, and it
> > uses some macros that mean "two pages" instead of 8195).
>
> The pedant in me wants to point out that 8K is 0-8191 and not 0-8195 :-)
OOPS, a braino ;-).
-------------------------------------------------------------------------------
Jan 'Bulb' Hudec <bulb@ucw.cz>
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- Previous message: Fabio Codecą: "Kernel Panic with 2.6.9-rc3-mm3 and 2.6.9-rc4-mm1"
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