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Re: [PATCH] Export stack_used as __stack_used
- From: Andreas Schwab <schwab at linux-m68k dot org>
- To: Pedro Alves <palves at redhat dot com>
- Cc: Florian Weimer <fweimer at redhat dot com>, Gary Benson <gbenson at redhat dot com>, libc-alpha at sourceware dot org
- Date: Sat, 18 Jun 2016 08:52:08 +0200
- Subject: Re: [PATCH] Export stack_used as __stack_used
- Authentication-results: sourceware.org; auth=none
- References: <20160613112351 dot GA655 at blade dot nx> <1466163476-10459-1-git-send-email-gbenson at redhat dot com> <f6867d8f-3532-1ac2-cc7f-e7bb6ea12202 at redhat dot com> <20160617195018 dot GA20374 at blade dot nx> <ce9c88a4-5709-707e-c598-d438198df85f at redhat dot com> <987ac43c-9883-a194-9860-58e13cbe54e9 at redhat dot com>
Pedro Alves <palves@redhat.com> writes:
> I think that nptl_version is another symbol that can potentially
> cause the same problem:
>
> nptl_db/structs.def:51:DB_SYMBOL (stack_used)
> nptl_db/structs.def:52:DB_SYMBOL (__stack_user)
> nptl_db/structs.def:53:DB_SYMBOL (nptl_version)
> nptl_db/structs.def:56:DB_SYMBOL (__nptl_threads_events)
I think that DB_SYMBOL should use aliases with a unique prefix instead
of the variable names directly, and those aliases should be put in the
dynamic symbol table so that lookup still works if libthread is
stripped.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
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