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Date:   Thu, 14 May 2020 12:51:27 +0200
From:   Christian Brauner <christian.brauner@ubuntu.com>
To:     Andreas Schwab <schwab@linux-m68k.org>
Cc:     John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>,
        "Luck, Tony" <tony.luck@intel.com>,
        "Yu, Fenghua" <fenghua.yu@intel.com>,
        "linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>,
        Al Viro <viro@zeniv.linux.org.uk>,
        Arnd Bergmann <arnd@arndb.de>,
        Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@kernel.org>,
        Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
        "Peter Zijlstra (Intel)" <peterz@infradead.org>,
        Qais Yousef <qais.yousef@arm.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] ia64: enable HAVE_COPY_THREAD_TLS, switch to
 kernel_clone_args
Message-ID: <20200514105127.lb3ysba7wik2de6n@wittgenstein>
References: <20200514074606.vkc35syhdep23rzh@wittgenstein>
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On Thu, May 14, 2020 at 12:45:41PM +0200, Andreas Schwab wrote:
> On Mai 14 2020, Christian Brauner wrote:
> 
> >         pid = syscall(189 /* __NR_clone2 */, SIGCHLD, stack, STACK_SIZE, NULL, NULL);
> 
> Syscall 189 doesn't exist on ia64, they start with 1024 (and __NR_clone2
> is 1213).

Ugh, the numbering needs to be:

# Add 1024 to <number> will get the actual system call number

well ok.

Thanks!
Christian

From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Thu, 14 May 2020 10:51:27 +0000
Subject: Re: [PATCH] ia64: enable HAVE_COPY_THREAD_TLS, switch to kernel_clone_args
Message-Id: <20200514105127.lb3ysba7wik2de6n@wittgenstein>
List-Id: <linux-ia64.vger.kernel.org>
References: <20200514074606.vkc35syhdep23rzh@wittgenstein>
 <6b298416-1e64-eee7-0bb4-3b1f7f67adc6@physik.fu-berlin.de>
 <d6c94d4f-a431-9de5-7a0f-661894dbec01@physik.fu-berlin.de>
 <20200514100459.pt7dxq2faghdds2c@wittgenstein>
 <2e22b0d2-b9ce-420d-48a0-0d9134108a5c@physik.fu-berlin.de>
 <20200514101540.25hvle74w63t66fs@wittgenstein>
 <20200514101914.fu7xhgaxtb5fy2ky@wittgenstein>
 <4aad9ad5-b0e9-12b0-0ad2-ac23fceae87b@physik.fu-berlin.de>
 <20200514103259.tdfjc5ds4igpmoxj@wittgenstein>
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To: Andreas Schwab <schwab@linux-m68k.org>
Cc: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>, "Luck, Tony" <tony.luck@intel.com>, "Yu, Fenghua" <fenghua.yu@intel.com>, "linux-ia64@vger.kernel.org" <linux-ia64@vger.kernel.org>, Al Viro <viro@zeniv.linux.org.uk>, Arnd Bergmann <arnd@arndb.de>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@kernel.org>, Sebastian Andrzej Siewior <bigeasy@linutronix.de>, "Peter Zijlstra (Intel)" <peterz@infradead.org>, Qais Yousef <qais.yousef@arm.com>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>

On Thu, May 14, 2020 at 12:45:41PM +0200, Andreas Schwab wrote:
> On Mai 14 2020, Christian Brauner wrote:
> 
> >         pid = syscall(189 /* __NR_clone2 */, SIGCHLD, stack, STACK_SIZE, NULL, NULL);
> 
> Syscall 189 doesn't exist on ia64, they start with 1024 (and __NR_clone2
> is 1213).

Ugh, the numbering needs to be:

# Add 1024 to <number> will get the actual system call number

well ok.

Thanks!
Christian