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Re: enabling caching for dl_iterate_phdr()

From: Roland McGrath <roland at redhat dot com>
To: Jakub Jelinek <jakub at redhat dot com>
Cc: davidm at hpl dot hp dot com,GNU libc hackers <libc-hacker at sources dot redhat dot com>
Date: Fri, 16 Jan 2004 17:40:53 -0800
Subject: Re: enabling caching for dl_iterate_phdr()

> How about extending struct dl_phdr_info and passing an counter in it
> to dl_iterate_phdr's callback?

That is easy enough.  OTOH, it's arguably not much harder for the callback
to just compare the results with saved results from the last run and decide
that way no new work has to be done.  That works with existing glibc's too.

References:
- Re: enabling caching for dl_iterate_phdr()
  - From: Jakub Jelinek

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