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SubjectRe: [PATCH] cache colour task_structs
On 01 Nov 2001 02:43:20 +0100, 
Andi Kleen <> 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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