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Re: [PATCH 3/4] Factor out _dl_clear_dtv

From: Paul Pluzhnikov <ppluzhnikov at google dot com>
To: OndÅej BÃlka <neleai at seznam dot cz>
Cc: Andrew Hunter <ahh at google dot com>, libc-alpha at sourceware dot org, carlos at redhat dot com
Date: Wed, 18 Dec 2013 16:30:42 -0800
Subject: Re: [PATCH 3/4] Factor out _dl_clear_dtv
Authentication-results: sourceware.org; auth=none
References: <1386273671-13010-1-git-send-email-ahh at google dot com> <1386722143-10513-1-git-send-email-ahh at google dot com> <1386722143-10513-3-git-send-email-ahh at google dot com> <20131211100419 dot GB24512 at domone dot podge>

On Wed, Dec 11, 2013 at 2:04 AM, OndÅej BÃlka <neleai@seznam.cz> wrote:

> On Tue, Dec 10, 2013 at 04:35:42PM -0800, Andrew Hunter wrote:
>> This is patch 3/4 of the effort to make TLS access async-signal-safe.

> ok with this refactoring.

I've committed a slightly modified version of this patch as
35e8f7ab94c910659de9d507aa0f3e1f8973d914.

Modification was required due to patch 3 being committed before patch
2, which is required because patch 2 introduces a failure in tst-tls3
without patch 3.

-- 
Paul Pluzhnikov

2013-12-18  Andrew Hunter  <ahh@google.com>

	* elf/Versions (ld): Add _dl_clear_dtv.
	* sysdeps/generic/ldsodefs.h (_dl_clear_dtv): New prototype.
	* elf/dl-tls.c (_dl_clear_dtv): New function.
	* nptl/allocatestack.c (get_cached_stack): Call _dl_clear_dtv.

Attachment: ahh-glibc-20131210.3a.txt
Description: Text document

References:
- [PATCH] Async signal safe TLS accesses
  - From: Andrew Hunter
- [PATCH 1/4] Add _dl_{mask,unmask}_all_signals
  - From: Andrew Hunter
- [PATCH 3/4] Factor out _dl_clear_dtv
  - From: Andrew Hunter
- Re: [PATCH 3/4] Factor out _dl_clear_dtv
  - From: OndÅej BÃlka

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