Re: [RFC] [PATCH 1/7] User Space Breakpoint Assistance Layer (UBP)

From: Pekka Enberg
Date: Mon Jan 18 2010 - 07:24:28 EST

On 01/18/2010 02:13 PM, Pekka Enberg wrote:
>> So how big chunks of the address space are we talking here for uprobes?

On Mon, Jan 18, 2010 at 2:17 PM, Avi Kivity <avi@xxxxxxxxxx> wrote:
> That's for the authors to answer, but at a guess, 32 bytes per probe
> (largest x86 instruction is 15 bytes), so 32 MB will give you a million
> probes.  That's a piece of cake for x86-64, probably harder to justify for
> i386.

Yup, it's 32-bit that I worry about.
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