From: Vasily Gorbik <gor@linux.ibm.com>
To: "André Almeida" <andrealmeid@collabora.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Darren Hart <dvhart@infradead.org>,
linux-kernel@vger.kernel.org,
Steven Rostedt <rostedt@goodmis.org>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
kernel@collabora.com, krisman@collabora.com,
linux-api@vger.kernel.org, libc-alpha@sourceware.org,
mtk.manpages@gmail.com, Davidlohr Bueso <dave@stgolabs.net>,
Arnd Bergmann <arnd@arndb.de>
Subject: Re: [PATCH v2 20/22] selftests: futex: Test sys_futex_waitv() timeout
Date: Tue, 9 Nov 2021 12:18:21 +0100 [thread overview]
Message-ID: <your-ad-here.call-01636456701-ext-5362@work.hours> (raw)
In-Reply-To: <20210923171111.300673-21-andrealmeid@collabora.com>
On Thu, Sep 23, 2021 at 02:11:09PM -0300, André Almeida wrote:
> Test if the futex_waitv timeout is working as expected, using the
> supported clockid options.
> + /* futex_waitv with CLOCK_MONOTONIC */
> + if (futex_get_abs_timeout(CLOCK_MONOTONIC, &to, timeout_ns))
> + return RET_FAIL;
> + res = futex_waitv(&waitv, 1, 0, &to, CLOCK_MONOTONIC);
> + test_timeout(res, &ret, "futex_waitv monotonic", ETIMEDOUT);
> +
> + /* futex_waitv with CLOCK_REALTIME */
> + if (futex_get_abs_timeout(CLOCK_REALTIME, &to, timeout_ns))
> + return RET_FAIL;
> + res = futex_waitv(&waitv, 1, 0, &to, CLOCK_REALTIME);
> + test_timeout(res, &ret, "futex_waitv realtime", ETIMEDOUT);
Hi André,
when built with -m32 and run as compat this two futex_waitv calls hang
on x86 and s390 (noticed while wiring up futex_waitv). The rest of the
futex selftests pass. This suggests some common compat issue? Any ideas?
diff --git a/tools/testing/selftests/futex/functional/Makefile b/tools/testing/selftests/futex/functional/Makefile
index 5cc38de9d8ea..ddcb597d13ea 100644
--- a/tools/testing/selftests/futex/functional/Makefile
+++ b/tools/testing/selftests/futex/functional/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
INCLUDES := -I../include -I../../ -I../../../../../usr/include/ \
-I$(KBUILD_OUTPUT)/kselftest/usr/include
-CFLAGS := $(CFLAGS) -g -O2 -Wall -D_GNU_SOURCE -pthread $(INCLUDES)
+CFLAGS := $(CFLAGS) -g -m32 -O2 -Wall -D_GNU_SOURCE -pthread $(INCLUDES)
LDLIBS := -lpthread -lrt
HEADERS := \
--
next prev parent reply other threads:[~2021-11-09 11:19 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-23 17:10 [PATCH v2 00/22] futex: splitup and waitv syscall André Almeida
2021-09-23 17:10 ` [PATCH v2 01/22] futex: Move to kernel/futex/ André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-10-09 14:23 ` André Almeida
2021-10-09 15:56 ` Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 02/22] futex: Split out syscalls André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 03/22] futex: Rename {,__}{,un}queue_me() André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 04/22] futex: Rename futex_wait_queue_me() André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 05/22] futex: Rename: queue_{,un}lock() André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 06/22] futex: Rename __unqueue_futex() André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 07/22] futex: Rename hash_futex() André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 08/22] futex: Rename: {get,cmpxchg}_futex_value_locked() André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 09/22] futex: Split out PI futex André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:10 ` [PATCH v2 10/22] futex: Rename: hb_waiter_{inc,dec,pending}() André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 11/22] futex: Rename: match_futex() André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 12/22] futex: Rename mark_wake_futex() André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 13/22] futex: Split out requeue André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-10-13 16:57 ` Mike Galbraith
2021-10-15 10:01 ` Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 14/22] futex: Split out wait/wake André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 15/22] futex: Simplify double_lock_hb() André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2021-09-23 17:11 ` [PATCH v2 16/22] futex: Implement sys_futex_waitv() André Almeida
2021-10-06 11:50 ` Peter Zijlstra
[not found] ` <47b13460-27a4-474c-879b-ed1c668e5923@www.fastmail.com>
2021-10-07 9:08 ` Peter Zijlstra
2021-10-07 13:27 ` Steven Rostedt
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for André Almeida
2021-09-23 17:11 ` [PATCH v2 17/22] futex,x86: Wire up sys_futex_waitv() André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for André Almeida
2021-09-23 17:11 ` [PATCH v2 18/22] futex,arm: " André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for André Almeida
2021-09-23 17:11 ` [PATCH v2 19/22] selftests: futex: Add sys_futex_waitv() test André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for André Almeida
2021-09-23 17:11 ` [PATCH v2 20/22] selftests: futex: Test sys_futex_waitv() timeout André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for André Almeida
2021-11-09 11:18 ` Vasily Gorbik [this message]
2021-11-09 12:52 ` [PATCH v2 20/22] " André Almeida
2021-11-09 13:00 ` Adhemerval Zanella
2021-11-09 13:05 ` Arnd Bergmann
2021-09-23 17:11 ` [PATCH v2 21/22] selftests: futex: Test sys_futex_waitv() wouldblock André Almeida
2021-10-09 10:07 ` [tip: locking/core] " tip-bot2 for André Almeida
2021-09-23 17:11 ` [PATCH v2 22/22] futex2: Documentation: Document sys_futex_waitv() uAPI André Almeida
2021-10-09 10:06 ` [tip: locking/core] " tip-bot2 for André Almeida
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