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From: Thomas Gleixner <tglx@linutronix.de>
To: "Celeste Liu" <coelacanthushex@gmail.com>,
	"Björn Töpel" <bjorn@kernel.org>,
	"Celeste Liu via B4 Relay"
	<devnull+CoelacanthusHex.gmail.com@kernel.org>,
	"Paul Walmsley" <paul.walmsley@sifive.com>,
	"Palmer Dabbelt" <palmer@dabbelt.com>,
	"Albert Ou" <aou@eecs.berkeley.edu>,
	"Björn Töpel" <bjorn@rivosinc.com>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>
Cc: Palmer Dabbelt <palmer@rivosinc.com>,
	Alexandre Ghiti <alex@ghiti.fr>,
	"Dmitry V. Levin" <ldv@strace.io>,
	Andrea Bolognani <abologna@redhat.com>,
	Felix Yan <felixonmars@archlinux.org>,
	Ruizhe Pan <c141028@gmail.com>,
	Shiqi Zhang <shiqi@isrc.iscas.ac.cn>, Guo Ren <guoren@kernel.org>,
	Yao Zi <ziyao@disroot.org>, Han Gao <gaohan@iscas.ac.cn>,
	linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Subject: Re: [PATCH] riscv/entry: get correct syscall number from syscall_get_nr()
Date: Sun, 27 Oct 2024 22:52:03 +0100	[thread overview]
Message-ID: <877c9t43jw.ffs@tglx> (raw)
In-Reply-To: <2b1a96b1-dbc5-40ed-b1b6-2c82d3df9eb2@gmail.com>

On Mon, Oct 28 2024 at 01:01, Celeste Liu wrote:
> On 2024-10-27 23:56, Thomas Gleixner wrote:
>> Equivalently you need to be able to modify orig_a0 for changing arg0,
>> no?
>
> Ok. 
>
> Greg, could you accept a backport a new API parameter for 
> PTRACE_GETREGSET/PTRACE_SETREGSET to 4.19 LTS branch?

Fix the problem properly and put a proper Fixes tag on it and worry
about the backport later.

Thanks,

        tglx

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WARNING: multiple messages have this Message-ID (diff)
From: Thomas Gleixner <tglx@linutronix.de>
To: "Celeste Liu" <coelacanthushex@gmail.com>,
	"Björn Töpel" <bjorn@kernel.org>,
	"Celeste Liu via B4 Relay"
	<devnull+CoelacanthusHex.gmail.com@kernel.org>,
	"Paul Walmsley" <paul.walmsley@sifive.com>,
	"Palmer Dabbelt" <palmer@dabbelt.com>,
	"Albert Ou" <aou@eecs.berkeley.edu>,
	"Björn Töpel" <bjorn@rivosinc.com>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>
Cc: Palmer Dabbelt <palmer@rivosinc.com>,
	Alexandre Ghiti <alex@ghiti.fr>,
	"Dmitry V. Levin" <ldv@strace.io>,
	Andrea Bolognani <abologna@redhat.com>,
	Felix Yan <felixonmars@archlinux.org>,
	Ruizhe Pan <c141028@gmail.com>,
	Shiqi Zhang <shiqi@isrc.iscas.ac.cn>, Guo Ren <guoren@kernel.org>,
	Yao Zi <ziyao@disroot.org>, Han Gao <gaohan@iscas.ac.cn>,
	linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Subject: Re: [PATCH] riscv/entry: get correct syscall number from syscall_get_nr()
Date: Sun, 27 Oct 2024 22:52:03 +0100	[thread overview]
Message-ID: <877c9t43jw.ffs@tglx> (raw)
In-Reply-To: <2b1a96b1-dbc5-40ed-b1b6-2c82d3df9eb2@gmail.com>

On Mon, Oct 28 2024 at 01:01, Celeste Liu wrote:
> On 2024-10-27 23:56, Thomas Gleixner wrote:
>> Equivalently you need to be able to modify orig_a0 for changing arg0,
>> no?
>
> Ok. 
>
> Greg, could you accept a backport a new API parameter for 
> PTRACE_GETREGSET/PTRACE_SETREGSET to 4.19 LTS branch?

Fix the problem properly and put a proper Fixes tag on it and worry
about the backport later.

Thanks,

        tglx

  reply	other threads:[~2024-10-27 21:52 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-16 17:49 [PATCH] riscv/entry: get correct syscall number from syscall_get_nr() Celeste Liu
2024-10-16 17:49 ` Celeste Liu via B4 Relay
2024-10-16 17:49 ` Celeste Liu via B4 Relay
2024-10-16 17:51 ` kernel test robot
2024-10-21 14:00 ` Björn Töpel
2024-10-21 14:00   ` Björn Töpel
2024-10-21 15:23   ` Celeste Liu
2024-10-21 15:23     ` Celeste Liu
2024-10-21 16:46     ` Björn Töpel
2024-10-21 16:46       ` Björn Töpel
2024-10-25 13:12       ` Thomas Gleixner
2024-10-25 13:12         ` Thomas Gleixner
2024-10-25 14:30         ` Björn Töpel
2024-10-25 14:30           ` Björn Töpel
2024-10-26 20:21           ` Thomas Gleixner
2024-10-26 20:21             ` Thomas Gleixner
2024-10-27 15:29             ` Celeste Liu
2024-10-27 15:29               ` Celeste Liu
2024-10-27 15:56               ` Thomas Gleixner
2024-10-27 15:56                 ` Thomas Gleixner
2024-10-27 17:01                 ` Celeste Liu
2024-10-27 17:01                   ` Celeste Liu
2024-10-27 21:52                   ` Thomas Gleixner [this message]
2024-10-27 21:52                     ` Thomas Gleixner
2024-10-28  0:17                     ` Ron Economos
2024-10-28  0:17                       ` Ron Economos
2024-10-28 16:25                       ` Celeste Liu
2024-10-28 16:25                         ` Celeste Liu
2024-10-28 19:33                         ` Björn Töpel
2024-10-28 19:33                           ` Björn Töpel
2024-11-30 22:39                           ` Celeste Liu
2024-11-30 22:39                             ` Celeste Liu
2024-10-28  9:45             ` Björn Töpel
2024-10-28  9:45               ` Björn Töpel
2024-11-15 21:49               ` Aurelien Jarno
2024-11-15 21:49                 ` Aurelien Jarno

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