Messages in this thread | | | Subject | Re: [RFC] [PATCH 1/7] User Space Breakpoint Assistance Layer (UBP) | From | Peter Zijlstra <> | Date | Wed, 20 Jan 2010 10:57:52 +0100 |
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On Wed, 2010-01-20 at 11:43 +0200, Avi Kivity wrote: > 1. Write a trace entry into shared memory, trap into the kernel on overflow. > 2. Trap if a condition is satisfied (fast watchpoint implementation).
So now you want to consume more of a process' address space to store trace data as well? Not to mention that that process could wreck the trace data rendering it utterly unreliable.
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