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From: Florian Weimer via Libc-alpha <libc-alpha@sourceware.org>
To: Siddhesh Poyarekar <siddhesh@sourceware.org>
Cc: libc-alpha@sourceware.org
Subject: Re: [PATCH v7 3/8] Move malloc hooks into a compat DSO
Date: Fri, 09 Jul 2021 10:26:28 +0200	[thread overview]
Message-ID: <874kd3ki4r.fsf@oldenburg.str.redhat.com> (raw)
In-Reply-To: <20210708174325.3243721-4-siddhesh@sourceware.org> (Siddhesh Poyarekar's message of "Thu, 8 Jul 2021 23:13:20 +0530")

* Siddhesh Poyarekar:

> +void (*__malloc_initialize_hook) (void) = initialize_hooks;
> +compat_symbol_reference (libc, __malloc_initialize_hook,
> +			 __malloc_initialize_hook, GLIBC_2_0);

This does not work on newer targets, which do not have
__malloc_initialize_hook.  You need to replicate the same logic that is
used to define __malloc_initialize_hook in malloc/hooks.c (but with
OTHER_SHLIB_COMPAT).

Thanks,
Florian


  parent reply	other threads:[~2021-07-09  8:26 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-08 17:43 [PATCH v7 0/8] malloc hooks removal Siddhesh Poyarekar via Libc-alpha
2021-07-08 17:43 ` [PATCH v7 1/8] Remove __after_morecore_hook Siddhesh Poyarekar via Libc-alpha
2021-07-08 17:43 ` [PATCH v7 2/8] Remove __morecore and __default_morecore Siddhesh Poyarekar via Libc-alpha
2021-07-09  6:27   ` Florian Weimer via Libc-alpha
2021-07-09  7:02     ` Siddhesh Poyarekar via Libc-alpha
2021-07-09  7:46       ` Florian Weimer via Libc-alpha
2021-07-08 17:43 ` [PATCH v7 3/8] Move malloc hooks into a compat DSO Siddhesh Poyarekar via Libc-alpha
2021-07-09  8:08   ` Florian Weimer via Libc-alpha
2021-07-09  8:13     ` Siddhesh Poyarekar via Libc-alpha
2021-07-09  8:17   ` Florian Weimer via Libc-alpha
2021-07-09  9:17     ` Siddhesh Poyarekar via Libc-alpha
2021-07-09  9:22       ` Florian Weimer via Libc-alpha
2021-07-09  8:26   ` Florian Weimer via Libc-alpha [this message]
2021-07-09  9:21     ` Siddhesh Poyarekar via Libc-alpha
2021-07-08 17:43 ` [PATCH v7 4/8] mcheck: Wean away from malloc hooks Siddhesh Poyarekar via Libc-alpha
2021-07-08 17:43 ` [PATCH v7 5/8] Simplify __malloc_initialized Siddhesh Poyarekar via Libc-alpha
2021-07-08 17:43 ` [PATCH v7 6/8] mtrace: Wean away from malloc hooks Siddhesh Poyarekar via Libc-alpha
2021-07-08 17:43 ` [PATCH v7 7/8] glibc.malloc.check: " Siddhesh Poyarekar via Libc-alpha
2021-07-08 17:43 ` [PATCH v7 8/8] Remove " Siddhesh Poyarekar via Libc-alpha

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