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From: schwab@suse.de (Andreas Schwab)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC2 PATCH v6 00/19] ILP32 for ARM64
Date: Mon, 23 Nov 2015 17:49:27 +0100	[thread overview]
Message-ID: <mvm37vwoe3s.fsf@hawking.suse.de> (raw)
In-Reply-To: <1447795019-30176-1-git-send-email-ynorov@caviumnetworks.com> (Yury Norov's message of "Wed, 18 Nov 2015 00:16:40 +0300")

Yury Norov <ynorov@caviumnetworks.com> writes:

> v6:
>  - time_t, __kenel_off_t and other types turned to be 32-bit
>    for compatibility reasons (after v5 discussion);
>  - related changes applied to ILP32 syscall table and handlers;
>  - ILP32 VDSO code excluded. It's not mandatory, and caused questions
>    during review process. We definitely make sure we will follow up
>    with a VDSO later on because it is needed for performance reasons;
>  - fixed build issues with different combinations of AARCH32 / ILP32
>    enabling in config;
>  - ILP32 TLS bug fixed;
>  - entry32-common.S introduced to hold wrappers needed for both ILP32
>    and AARCH32_EL0;
>  - documentation updated according to latest changes;
>  - rebased to the current head;
>  - coding style re-checked;
>  - ILP32 syscall table turned around.

For some reason signal frame setup has been broken with this
incarnation.  I'm seeing x30 == 0 on entry to the signal handler.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab at suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."

WARNING: multiple messages have this Message-ID (diff)
From: Andreas Schwab <schwab@suse.de>
To: Yury Norov <ynorov@caviumnetworks.com>
Cc: <arnd@arndb.de>, <catalin.marinas@arm.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <pinskia@gmail.com>,
	<ddaney.cavm@gmail.com>, <jan.dakinevich@gmail.com>,
	<Prasun.Kapoor@caviumnetworks.com>,
	<christoph.muellner@theobroma-systems.com>,
	<philipp.tomsich@theobroma-systems.com>, <broonie@kernel.org>,
	<andrey.konovalov@linaro.org>, <Nathan_Lynch@mentor.com>,
	<agraf@suse.de>, <bamvor.zhangjian@huawei.com>,
	<klimov.linux@gmail.com>, <joseph@codesourcery.com>
Subject: Re: [RFC2 PATCH v6 00/19] ILP32 for ARM64
Date: Mon, 23 Nov 2015 17:49:27 +0100	[thread overview]
Message-ID: <mvm37vwoe3s.fsf@hawking.suse.de> (raw)
In-Reply-To: <1447795019-30176-1-git-send-email-ynorov@caviumnetworks.com> (Yury Norov's message of "Wed, 18 Nov 2015 00:16:40 +0300")

Yury Norov <ynorov@caviumnetworks.com> writes:

> v6:
>  - time_t, __kenel_off_t and other types turned to be 32-bit
>    for compatibility reasons (after v5 discussion);
>  - related changes applied to ILP32 syscall table and handlers;
>  - ILP32 VDSO code excluded. It's not mandatory, and caused questions
>    during review process. We definitely make sure we will follow up
>    with a VDSO later on because it is needed for performance reasons;
>  - fixed build issues with different combinations of AARCH32 / ILP32
>    enabling in config;
>  - ILP32 TLS bug fixed;
>  - entry32-common.S introduced to hold wrappers needed for both ILP32
>    and AARCH32_EL0;
>  - documentation updated according to latest changes;
>  - rebased to the current head;
>  - coding style re-checked;
>  - ILP32 syscall table turned around.

For some reason signal frame setup has been broken with this
incarnation.  I'm seeing x30 == 0 on entry to the signal handler.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."

  parent reply	other threads:[~2015-11-23 16:49 UTC|newest]

Thread overview: 158+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-17 21:16 [RFC2 PATCH v6 00/19] ILP32 for ARM64 Yury Norov
2015-11-17 21:16 ` Yury Norov
2015-11-17 21:16 ` [PATCH v6 01/19] arm64:ilp32: add documentation on the ILP32 ABI " Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-18  8:09   ` Zhangjian (Bamvor)
2015-11-18  8:09     ` Zhangjian (Bamvor)
2015-11-17 21:16 ` [PATCH v6 02/19] arm64: ensure the kernel is compiled for LP64 Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-17 21:16 ` [PATCH v6 03/19] arm64: rename COMPAT to AARCH32_EL0 in Kconfig Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-17 21:16 ` [PATCH v6 04/19] arm64: change some CONFIG_COMPAT over to use CONFIG_AARCH32_EL0 instead Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-12-03 12:02   ` Catalin Marinas
2015-12-03 12:02     ` Catalin Marinas
2015-12-04 21:58     ` Yury Norov
2015-12-04 21:58       ` Yury Norov
2015-11-17 21:16 ` [PATCH v6 05/19] arm64:uapi: set __BITS_PER_LONG correctly for ILP32 and LP64 Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-12-03 11:31   ` Catalin Marinas
2015-12-03 11:31     ` Catalin Marinas
2015-12-03 11:36     ` Dr. Philipp Tomsich
2015-12-03 11:36       ` Dr. Philipp Tomsich
2015-11-17 21:16 ` [PATCH v6 06/19] arm64:ilp32: share signal structures between ILP32 and LP64 ABIs Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-17 22:14   ` Arnd Bergmann
2015-11-17 22:14     ` Arnd Bergmann
2015-11-17 21:16 ` [PATCH v6 07/19] arm64: introduce is_a32_task and is_a32_thread (for AArch32 compat) Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-12-03 12:13   ` Catalin Marinas
2015-12-03 12:13     ` Catalin Marinas
2015-12-04 17:05     ` Yury Norov
2015-12-04 17:05       ` Yury Norov
2015-12-05 11:00       ` Catalin Marinas
2015-12-05 11:00         ` Catalin Marinas
2015-11-17 21:16 ` [PATCH v6 08/19] arm64:ilp32: add is_ilp32_compat_{task, thread} and TIF_32BIT_AARCH64 Yury Norov
2015-11-17 21:16   ` [PATCH v6 08/19] arm64:ilp32: add is_ilp32_compat_{task,thread} " Yury Norov
2015-11-17 21:16 ` [PATCH v6 09/19] arm64:ilp32: share HWCAP between LP64 and ILP32 Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-17 21:16 ` [PATCH v6 10/19] arm64:ilp32 use the native LP64 'start_thread' for ILP32 threads Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-12-03 12:20   ` Catalin Marinas
2015-12-03 12:20     ` Catalin Marinas
2015-11-17 21:16 ` [PATCH v6 11/19] arm64:ilp32: support core dump generation for ILP32 Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-12-03 16:39   ` Catalin Marinas
2015-12-03 16:39     ` Catalin Marinas
2015-11-17 21:16 ` [PATCH v6 12/19] ptrace: Allow compat to use the native siginfo Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-17 21:16 ` [PATCH v6 13/19] arm64: ilp32: common 32-bit wrappers Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-17 21:16 ` [PATCH v6 14/19] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-17 21:57   ` Arnd Bergmann
2015-11-17 21:57     ` Arnd Bergmann
2015-11-18  8:14     ` Arnd Bergmann
2015-11-18  8:14       ` Arnd Bergmann
2015-11-19 13:21     ` Andreas Schwab
2015-11-19 13:21       ` Andreas Schwab
2015-11-19 13:32       ` Arnd Bergmann
2015-11-19 13:32         ` Arnd Bergmann
2015-11-30 15:34     ` Arnd Bergmann
2015-11-30 15:34       ` Arnd Bergmann
2015-11-30 20:21       ` Yury Norov
2015-11-30 20:21         ` Yury Norov
2015-11-30 21:49         ` Arnd Bergmann
2015-11-30 21:49           ` Arnd Bergmann
2015-12-01  0:20           ` Andrew Pinski
2015-12-01  0:20             ` Andrew Pinski
2015-12-01  0:40           ` Yury Norov
2015-12-01  0:40             ` Yury Norov
2015-12-01 10:26             ` Arnd Bergmann
2015-12-01 10:26               ` Arnd Bergmann
2015-12-01  9:20         ` Andreas Schwab
2015-12-01  9:20           ` Andreas Schwab
2015-12-01 10:22           ` Arnd Bergmann
2015-12-01 10:22             ` Arnd Bergmann
2015-12-01 11:01             ` Andreas Schwab
2015-12-01 11:01               ` Andreas Schwab
2015-12-01 11:30               ` Arnd Bergmann
2015-12-01 11:30                 ` Arnd Bergmann
2015-12-02  0:24                 ` Yury Norov
2015-12-02  0:24                   ` Yury Norov
2015-12-02 10:03                   ` Arnd Bergmann
2015-12-02 10:03                     ` Arnd Bergmann
2015-12-03 17:17                   ` Catalin Marinas
2015-12-03 17:17                     ` Catalin Marinas
2015-12-01 21:29     ` Yury Norov
2015-12-01 21:29       ` Yury Norov
2015-12-01 22:39       ` Arnd Bergmann
2015-12-01 22:39         ` Arnd Bergmann
2015-12-01 23:35         ` Yury Norov
2015-12-01 23:35           ` Yury Norov
2015-12-02  8:37           ` Arnd Bergmann
2015-12-02  8:37             ` Arnd Bergmann
2015-12-02  9:15             ` Yury Norov
2015-12-02  9:15               ` Yury Norov
2015-12-02 10:35             ` Yury Norov
2015-12-02 10:35               ` Yury Norov
2015-12-02 13:46               ` Arnd Bergmann
2015-12-02 13:46                 ` Arnd Bergmann
2015-12-02 13:54                 ` Arnd Bergmann
2015-12-02 13:54                   ` Arnd Bergmann
2015-12-02 13:57                   ` Will Deacon
2015-12-02 13:57                     ` Will Deacon
2015-12-03 17:47       ` Catalin Marinas
2015-12-03 17:47         ` Catalin Marinas
2015-12-03 18:14         ` Yury Norov
2015-12-03 18:14           ` Yury Norov
2015-12-03 20:42           ` Arnd Bergmann
2015-12-03 20:42             ` Arnd Bergmann
2015-12-02 10:01     ` Yury Norov
2015-12-02 10:01       ` Yury Norov
2015-12-02 11:03       ` Arnd Bergmann
2015-12-02 11:03         ` Arnd Bergmann
2015-11-17 21:16 ` [PATCH v6 15/19] arm64: ilp32: force IPC_64 in msgctl, shmctl, semctl Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-17 22:07   ` Arnd Bergmann
2015-11-17 22:07     ` Arnd Bergmann
2015-11-18  8:25     ` Andreas Schwab
2015-11-18  8:25       ` Andreas Schwab
2015-11-18  9:23       ` Arnd Bergmann
2015-11-18  9:23         ` Arnd Bergmann
2015-11-18 10:07         ` Geert Uytterhoeven
2015-11-18 10:07           ` Geert Uytterhoeven
2015-11-18 12:04           ` Arnd Bergmann
2015-11-18 12:04             ` Arnd Bergmann
2015-11-17 21:16 ` [PATCH v6 16/19] aarch64: ilp32: use generic stat64 structure Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-17 22:09   ` Arnd Bergmann
2015-11-17 22:09     ` Arnd Bergmann
2015-11-18 20:36     ` Yury Norov
2015-11-18 20:36       ` Yury Norov
2015-11-18 20:45       ` Arnd Bergmann
2015-11-18 20:45         ` Arnd Bergmann
2015-11-17 21:16 ` [PATCH v6 17/19] arm64:ilp32: use the native siginfo instead of the compat siginfo Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-17 21:16 ` [PATCH v6 18/19] arm64:ilp32: change COMPAT_ELF_PLATFORM to report a a subplatform for ILP32 Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-18  8:11   ` Zhangjian (Bamvor)
2015-11-18  8:11     ` Zhangjian (Bamvor)
2015-11-18 11:21     ` pinskia at gmail.com
2015-11-18 11:21       ` pinskia
2015-11-18 20:25       ` Yury Norov
2015-11-18 20:25         ` Yury Norov
2015-11-18 21:47         ` Dr. Philipp Tomsich
2015-11-18 21:47           ` Dr. Philipp Tomsich
2015-11-17 21:16 ` [PATCH v6 19/19] arm64:ilp32: add ARM64_ILP32 to Kconfig Yury Norov
2015-11-17 21:16   ` Yury Norov
2015-11-18  8:00 ` [RFC2 PATCH v6 00/19] ILP32 for ARM64 Zhangjian (Bamvor)
2015-11-18  8:00   ` Zhangjian (Bamvor)
2015-11-23 16:49 ` Andreas Schwab [this message]
2015-11-23 16:49   ` Andreas Schwab
2015-12-03 17:59 ` Catalin Marinas
2015-12-03 17:59   ` Catalin Marinas
2015-12-04 15:35   ` Yury Norov
2015-12-04 15:35     ` Yury Norov
2015-12-04 17:18     ` Catalin Marinas
2015-12-04 17:18       ` Catalin Marinas

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