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Re: [PATCH v2] [BZ #15897] dlfcn: do not mark dlopen/dlclose as leaf functions
- From: Florian Weimer <fweimer at redhat dot com>
- To: Alexander Monakov <amonakov at ispras dot ru>
- Cc: Mike Frysinger <vapier at gentoo dot org>, libc-alpha at sourceware dot org
- Date: Mon, 02 Sep 2013 11:17:43 +0200
- Subject: Re: [PATCH v2] [BZ #15897] dlfcn: do not mark dlopen/dlclose as leaf functions
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- References: <1377493203-1498-1-git-send-email-vapier at gentoo dot org> <1377580215-28629-1-git-send-email-vapier at gentoo dot org> <20130827165158 dot 58D6D2C0B2 at topped-with-meat dot com> <201308271547 dot 42813 dot vapier at gentoo dot org> <alpine dot LNX dot 2 dot 00 dot 1309021200160 dot 5281 at monopod dot intra dot ispras dot ru>
On 09/02/2013 10:02 AM, Alexander Monakov wrote:
dlsym needs such treatment as well: it calls calloc internally, which may be
overridden in the same TU (or a malloc hook could be installed).
I don't think that a function that calls malloc cannot be declared as a
leaf function. malloc itself is marked as leaf function, after all.
--
Florian Weimer / Red Hat Product Security Team