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Re: [PATCH] dlfcn: do not mark dlopen/dlclose as leaf functions

From: Mike Frysinger <vapier at gentoo dot org>
To: "Joseph S. Myers" <joseph at codesourcery dot com>
Cc: libc-alpha at sourceware dot org
Date: Mon, 26 Aug 2013 13:46:06 -0400
Subject: Re: [PATCH] dlfcn: do not mark dlopen/dlclose as leaf functions
Authentication-results: sourceware.org; auth=none
References: <1377493203-1498-1-git-send-email-vapier at gentoo dot org> <Pine dot LNX dot 4 dot 64 dot 1308261639300 dot 32393 at digraph dot polyomino dot org dot uk>

On Monday 26 August 2013 12:40:05 Joseph S. Myers wrote:
> On Mon, 26 Aug 2013, Mike Frysinger wrote:
> > Since the dlopen funcs might invoke a constructor that is in the same
> > compilation unit as the caller, we cannot mark them as leaf funcs.
> > 
> > Similarly, dlclose might invoke a destructor that is in the same
> > compilation unit as the caller.
> 
> If this is fixing a user-visible bug that was present in a glibc release,
> there should be a bug report and a [BZ #N] number.

the user reported it on libc-help.  i don't think there is a BZ # for it.  i 
can make one.
-mike

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Follow-Ups:
- Re: [PATCH] dlfcn: do not mark dlopen/dlclose as leaf functions
  - From: Carlos O'Donell

References:
- [PATCH] dlfcn: do not mark dlopen/dlclose as leaf functions
  - From: Mike Frysinger
- Re: [PATCH] dlfcn: do not mark dlopen/dlclose as leaf functions
  - From: Joseph S. Myers

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