Re: [PATCH v3 0/10] Uprobes v3

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From: Peter Zijlstra

Date: Wednesday, May 12, 2010 - 6:39 am

On Wed, 2010-05-12 at 18:57 +0530, Ananth N Mavinakayanahalli wrote:
quoted text> Now, as long as we have the housekeeping code to handle the
> possibility of a thread hitting the said breakpoint when its being
> removed, is it safe to assume atomicity for replacing one byte of
> possibly a longer instruction? 

Dunno I'm not a hardware guy, but the issue is so simple to side-step
I'm not sure why you're arguing for relying on these special semantics.



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Messages in current thread:

[PATCH v3 0/10] Uprobes v3, Srikar Dronamraju, (Thu May 6, 11:01 am)

[PATCH v3 1/10] X86 instruction analysis: Move Macro W to ..., Srikar Dronamraju, (Thu May 6, 11:01 am)

[PATCH v3 2/10] User Space Breakpoint Assistance Layer, Srikar Dronamraju, (Thu May 6, 11:02 am)

[PATCH v3 3/10] x86 support for User space breakpoint assi ..., Srikar Dronamraju, (Thu May 6, 11:02 am)

[PATCH v3 4/10] Slot allocation for execution out of line ..., Srikar Dronamraju, (Thu May 6, 11:02 am)

[PATCH v3 5/10] Uprobes Implementation, Srikar Dronamraju, (Thu May 6, 11:02 am)

[PATCH v3 6/10] x86 support for Uprobes, Srikar Dronamraju, (Thu May 6, 11:02 am)

[PATCH v3 7/10] samples: Uprobes samples, Srikar Dronamraju, (Thu May 6, 11:03 am)

[PATCH v3 8/10] Uprobes documentation., Srikar Dronamraju, (Thu May 6, 11:03 am)

[PATCH v3 9/10] trace: uprobes trace_event interface, Srikar Dronamraju, (Thu May 6, 11:03 am)

[PATCH v3 10/10] perf: perf interface for uprobes., Srikar Dronamraju, (Thu May 6, 11:03 am)

Re: [PATCH v3 10/10] perf: perf interface for uprobes., Masami Hiramatsu, (Thu May 6, 4:13 pm)

Re: [PATCH v3 10/10] perf: perf interface for uprobes., Srikar Dronamraju, (Thu May 6, 7:24 pm)

Re: [PATCH v3 10/10] perf: perf interface for uprobes., Masami Hiramatsu, (Fri May 7, 10:53 am)

Re: [PATCH v3 10/10] perf: perf interface for uprobes., Srikar Dronamraju, (Sun May 9, 4:18 am)

Re: [PATCH v3 0/10] Uprobes v3, Peter Zijlstra, (Tue May 11, 1:59 pm)

Re: [PATCH v3 0/10] Uprobes v3, Srikar Dronamraju, (Wed May 12, 3:25 am)

Re: [PATCH v3 0/10] Uprobes v3, Frederic Weisbecker, (Wed May 12, 3:38 am)

Re: [PATCH v3 0/10] Uprobes v3, Peter Zijlstra, (Wed May 12, 5:13 am)

Re: [PATCH v3 0/10] Uprobes v3, Ananth N Mavinakayan ..., (Wed May 12, 6:27 am)

Re: [PATCH v3 0/10] Uprobes v3, Peter Zijlstra, (Wed May 12, 6:39 am)

Re: [PATCH v3 0/10] Uprobes v3, Srikar Dronamraju, (Wed May 12, 6:39 am)

Re: [PATCH v3 0/10] Uprobes v3, Ananth N Mavinakayan ..., (Wed May 12, 7:04 am)

Re: [PATCH v3 0/10] Uprobes v3, Mathieu Desnoyers, (Wed May 12, 7:46 am)

Re: [PATCH v3 0/10] Uprobes v3, Frederic Weisbecker, (Wed May 12, 7:53 am)

Re: [PATCH v3 0/10] Uprobes v3, H. Peter Anvin, (Wed May 12, 9:55 am)

Re: [PATCH v3 0/10] Uprobes v3, Mathieu Desnoyers, (Wed May 12, 10:59 am)

Re: [PATCH v3 0/10] Uprobes v3, Srikar Dronamraju, (Thu May 13, 5:07 am)


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