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From: Sergio Durigan Junior <sergiodj@redhat.com>
To: Yao Qi <qiyaoltc@gmail.com>
Cc: Pedro Alves <palves@redhat.com>, gdb-patches@sourceware.org
Subject: Re: [PATCH v3 00/23] All-stop on top of non-stop
Date: Mon, 20 Apr 2015 16:54:00 -0000	[thread overview]
Message-ID: <87bniirdxf.fsf@redhat.com> (raw)
In-Reply-To: <5534EADB.2040201@gmail.com> (Yao Qi's message of "Mon, 20 Apr	2015 13:02:35 +0100")

On Monday, April 20 2015, Yao Qi wrote:

> Hi Pedro,
> I tested V3 on arm GNU/Linux and aarch64 GNU/Linux in both native and
> gdbserver, there is no regression on arm GNU/Linux.  There is one
> regression on aarch64 GNU/Linux native, but I don't see how is this fail
> related to your V3 patches.  Note that there is no regression either on
> aarch64 GNU/Linux with gdbserver.
>
>  (gdb) info threads^M
>  Id   Target Id         Frame ^M
>  ...
>    30   Thread 0x2019dff1f0 (LWP 28308) "joinable" 0x0000002000121a68
> in clone () from /lib/aarch64-linux-gnu/libc.so.6^
>  ...
>  GPT: lwp Thread 0x2019dff1f0 (LWP 28308) has no pending signal^M
>  Can't detach Thread 0x2019dff1f0 (LWP 28308): No such process^
>  (gdb) FAIL: gdb.threads/attach-many-short-lived-threads.exp: iter 1:
> detach
>
> Another race problem on attach/detach?

FWIW, gdb.threads/attach-many-short-lived-threads.exp is one of the
villains...  It always shows up on our BuildBot logs.

-- 
Sergio
GPG key ID: 237A 54B1 0287 28BF 00EF  31F4 D0EB 7628 65FC 5E36
Please send encrypted e-mail if possible
http://sergiodj.net/

  reply	other threads:[~2015-04-20 16:54 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-17 10:47 Pedro Alves
2015-04-17 10:45 ` [PATCH v3 04/17] Make thread_still_needs_step_over consider stepping_over_watchpoint too Pedro Alves
2015-04-17 10:45 ` [PATCH v3 13/17] Fix step-over-{trips-on-watchpoint|lands-on-breakpoint}.exp race Pedro Alves
2015-04-17 10:45 ` [PATCH v3 03/17] remote.c/all-stop: Implement TARGET_WAITKIND_NO_RESUMED and TARGET_WNOHANG Pedro Alves
2015-04-17 10:45 ` [PATCH v3 02/17] Change adjust_pc_after_break's prototype Pedro Alves
2015-04-17 10:45 ` [PATCH v3 06/17] Use keep_going in proceed and start_step_over too Pedro Alves
2015-04-22  5:09   ` Doug Evans
2015-04-22 22:22     ` Pedro Alves
2015-04-17 10:45 ` [PATCH v3 15/17] PPC64: Fix gdb.arch/ppc64-atomic-inst.exp with displaced stepping Pedro Alves
2015-04-21 11:21   ` Yao Qi
2015-04-22 20:04     ` Pedro Alves
2015-04-17 10:45 ` [PATCH v3 05/17] Embed the pending step-over chain in thread_info objects Pedro Alves
2015-04-21  8:28   ` Yao Qi
2015-04-22 20:14     ` Pedro Alves
2015-04-21  9:53   ` Yao Qi
2015-04-22 19:07     ` Pedro Alves
2015-04-22  4:25   ` Doug Evans
2015-04-22 22:19     ` Pedro Alves
2015-04-17 10:45 ` [PATCH v3 08/17] Factor out code to re-resume stepped thread Pedro Alves
2015-04-17 10:45 ` [PATCH v3 11/17] Fix signal-while-stepping-over-bp-other-thread.exp on targets always in non-stop Pedro Alves
2015-04-17 10:47 ` [PATCH v3 01/17] Fix and test "checkpoint" in non-stop mode Pedro Alves
2015-04-21  2:36   ` Doug Evans
2015-04-22 17:48     ` Pedro Alves
2015-04-28 18:18       ` Doug Evans
2015-04-29  4:56         ` Doug Evans
2015-05-19 18:08           ` Pedro Alves
2015-04-17 10:47 ` [PATCH v3 07/17] Misc switch_back_to_stepped_thread cleanups Pedro Alves
2015-04-21  9:50   ` Yao Qi
2015-04-22 20:04     ` Pedro Alves
2015-04-22  5:23   ` Doug Evans
2015-04-22 20:05     ` Pedro Alves
2015-04-28 20:28       ` Doug Evans
2015-04-17 10:47 ` [PATCH v3 17/17] native Linux: enable always non-stop by default Pedro Alves
2015-04-17 10:52 ` [PATCH v3 09/17] Teach non-stop to do in-line step-overs (stop all, step, restart) Pedro Alves
2015-04-17 11:01   ` Pedro Alves
2015-04-21 15:01   ` Yao Qi
2015-04-22 20:03     ` Pedro Alves
2015-04-24  9:06       ` Yao Qi
2015-04-27 20:17   ` Doug Evans
2015-05-19 18:09     ` Pedro Alves
2015-05-19 18:49       ` Pedro Alves
2015-04-17 10:52 ` [PATCH v3 12/17] Fix interrupt-noterm.exp on targets always in non-stop Pedro Alves
2015-04-21 11:40   ` Yao Qi
2015-04-22 20:03     ` Pedro Alves
2015-04-17 10:56 ` [PATCH v3 14/17] Disable displaced stepping if trying it fails Pedro Alves
2015-04-17 11:06 ` [PATCH v3 16/17] S/390: displaced stepping and PC-relative RIL-b/RIL-c instructions Pedro Alves
2015-04-17 11:38 ` [PATCH v3 10/17] Implement all-stop on top of a target running non-stop mode Pedro Alves
2015-04-21 11:09   ` Yao Qi
2015-04-22 20:16     ` Pedro Alves
2015-04-24  7:39       ` Yao Qi
2015-05-19 18:08         ` Pedro Alves
2015-05-21  9:17           ` Yao Qi
2015-04-20 12:02 ` [PATCH v3 00/23] All-stop on top of non-stop Yao Qi
2015-04-20 16:54   ` Sergio Durigan Junior [this message]
2015-04-20 16:43     ` Pedro Alves
2015-04-21  7:48       ` Yao Qi
2015-04-21 15:05         ` Yao Qi
2015-04-22 22:27           ` Pedro Alves
2015-04-20 17:35 ` Simon Marchi
2015-05-19 18:14   ` Pedro Alves

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