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Re: reentrant probes

From: "Frank Ch. Eigler" <fche at redhat dot com>
To: Prasanna S Panchamukhi <prasanna at in dot ibm dot com>
Cc: systemtap at sources dot redhat dot com
Date: Thu, 5 May 2005 10:05:46 -0400
Subject: Re: reentrant probes
References: <01EF044AAEE12F4BAAD955CB75064943037AF1E1@scsmsx401.amr.corp.intel.com> <20050505131910.GA5231@in.ibm.com>

Hi -

On Thu, May 05, 2005 at 06:49:11PM +0530, Prasanna S Panchamukhi wrote:

> [...]  Another alternative approach to disarm the probes temporarily
> is to handle the new probe by single stepping without calling the
> registered user handlers. Please find the patch below. [...]

It would be desirable to flag the occurrence of such a skipped probe
somewhere, so that the user of that probe can tell that this has
happened.  This is important because, without such an indication, a
systemtap user would have no indication that her program executed
incompletely.

- FChE

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References:
- RE: reentrant probes
  - From: Seth, Rohit
- Re: reentrant probes
  - From: Prasanna S Panchamukhi

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