Messages in this thread |  | | From | Keith Owens <> | Subject | Re: [PATCH] cache colour task_structs | Date | Thu, 01 Nov 2001 15:42:12 +1100 |
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On 01 Nov 2001 02:43:20 +0100, Andi Kleen <ak@suse.de> wrote: >You could do that even today (without slab task_struct) by using a >random/coloured at fork time value for esp0. This could just be a static >colour counter that is subtracted. > >Just don't forget to teach ptrace and proc WCHAN and oops printing about it; >they currently use hardcoded stack offsets. It'll also likely break kdb.
Should not affect kdb. It uses current->esp0 for accessing user regs. Back trace unwinds the stack until it hits a 0 return address, it just not check for esp0.
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