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Re: [PATCH] malloc: Remove malloc hooks from fork handler
- From: Florian Weimer <fweimer at redhat dot com>
- To: libc-alpha at sourceware dot org
- Date: Thu, 10 Mar 2016 14:34:31 +0100
- Subject: Re: [PATCH] malloc: Remove malloc hooks from fork handler
- Authentication-results: sourceware.org; auth=none
- References: <56BBB02E dot 5020906 at redhat dot com>
On 02/10/2016 10:48 PM, Florian Weimer wrote:
> 2016-02-10 Florian Weimer <fweimer@redhat.com>
>
> Remove malloc hooks from fork handler. They are no longer needed
> because malloc runs right before fork, and no malloc calls from
> other fork handlers are possible anymore.
> * malloc/malloc.c (malloc_atfork, free_atfork): Remove
> declarations.
> * malloc/arena.c (save_malloc_hook, save_free_hook, save_arena)
> (ATFORK_ARENA_PTR, malloc_atfork, free_atfork)
> (atfork_recursive_cntr): Remove.
> (__malloc_fork_lock_parent): Do not override malloc hooks and
> thread_arena.
> (__malloc_fork_unlock_parent): Do not restore malloc hooks and
> thread_arena.
> (__malloc_fork_unlock_child): Do not restore malloc hooks. Use
> thread_arena i
Ping?
Thanks,
Florian