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From: Christoph Hellwig <hch@infradead.org>
To: Arnd Bergmann <arnd@kernel.org>
Cc: linux-arch@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
	Arnd Bergmann <arnd@arndb.de>, Brian Gerst <brgerst@gmail.com>,
	kexec@lists.infradead.org, linux-kernel@vger.kernel.org,
	Christoph Hellwig <hch@infradead.org>,
	linux-mm@kvack.org, Borislav Petkov <bp@alien8.de>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Andy Lutomirski <luto@kernel.org>,
	"H . Peter Anvin" <hpa@zytor.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Ingo Molnar <mingo@kernel.org>,
	linux-arm-kernel@lists.infradead.org,
	Eric Biederman <ebiederm@xmission.com>
Subject: Re: [PATCH v2 2/4] mm: simplify compat_sys_move_pages
Date: Tue, 3 Nov 2020 08:36:28 +0000	[thread overview]
Message-ID: <20201103083628.GC9092@infradead.org> (raw)
In-Reply-To: <20201102123151.2860165-3-arnd@kernel.org>

>  #ifdef CONFIG_COMPAT
>  COMPAT_SYSCALL_DEFINE6(move_pages, pid_t, pid, compat_ulong_t, nr_pages,
> +		       compat_uptr_t __user *, pages,
>  		       const int __user *, nodes,
>  		       int __user *, status,
>  		       int, flags)
>  {
> +	return kernel_move_pages(pid, nr_pages,
> +				 (const void __user *__user *)pages,
> +				 nodes, status, flags);
>  }

Same as for kexec - all the compat syscall tables can just point to
the native version now.

_______________________________________________
kexec mailing list
kexec@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/kexec

WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@infradead.org>
To: Arnd Bergmann <arnd@kernel.org>
Cc: linux-arch@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Andrew Morton <akpm@linux-foundation.org>,
	Andy Lutomirski <luto@kernel.org>, Borislav Petkov <bp@alien8.de>,
	Brian Gerst <brgerst@gmail.com>,
	Christoph Hellwig <hch@infradead.org>,
	Eric Biederman <ebiederm@xmission.com>,
	Ingo Molnar <mingo@kernel.org>, "H . Peter Anvin" <hpa@zytor.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	kexec@lists.infradead.org
Subject: Re: [PATCH v2 2/4] mm: simplify compat_sys_move_pages
Date: Tue, 3 Nov 2020 08:36:28 +0000	[thread overview]
Message-ID: <20201103083628.GC9092@infradead.org> (raw)
In-Reply-To: <20201102123151.2860165-3-arnd@kernel.org>

>  #ifdef CONFIG_COMPAT
>  COMPAT_SYSCALL_DEFINE6(move_pages, pid_t, pid, compat_ulong_t, nr_pages,
> +		       compat_uptr_t __user *, pages,
>  		       const int __user *, nodes,
>  		       int __user *, status,
>  		       int, flags)
>  {
> +	return kernel_move_pages(pid, nr_pages,
> +				 (const void __user *__user *)pages,
> +				 nodes, status, flags);
>  }

Same as for kexec - all the compat syscall tables can just point to
the native version now.

WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@infradead.org>
To: Arnd Bergmann <arnd@kernel.org>
Cc: linux-arch@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
	Arnd Bergmann <arnd@arndb.de>, Brian Gerst <brgerst@gmail.com>,
	kexec@lists.infradead.org, linux-kernel@vger.kernel.org,
	Christoph Hellwig <hch@infradead.org>,
	linux-mm@kvack.org, Borislav Petkov <bp@alien8.de>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Andy Lutomirski <luto@kernel.org>,
	"H . Peter Anvin" <hpa@zytor.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Ingo Molnar <mingo@kernel.org>,
	linux-arm-kernel@lists.infradead.org,
	Eric Biederman <ebiederm@xmission.com>
Subject: Re: [PATCH v2 2/4] mm: simplify compat_sys_move_pages
Date: Tue, 3 Nov 2020 08:36:28 +0000	[thread overview]
Message-ID: <20201103083628.GC9092@infradead.org> (raw)
In-Reply-To: <20201102123151.2860165-3-arnd@kernel.org>

>  #ifdef CONFIG_COMPAT
>  COMPAT_SYSCALL_DEFINE6(move_pages, pid_t, pid, compat_ulong_t, nr_pages,
> +		       compat_uptr_t __user *, pages,
>  		       const int __user *, nodes,
>  		       int __user *, status,
>  		       int, flags)
>  {
> +	return kernel_move_pages(pid, nr_pages,
> +				 (const void __user *__user *)pages,
> +				 nodes, status, flags);
>  }

Same as for kexec - all the compat syscall tables can just point to
the native version now.

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2020-11-03  8:36 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-02 12:31 [PATCH v2 0/4] syscalls: remove compat_alloc_user_space callers Arnd Bergmann
2020-11-02 12:31 ` Arnd Bergmann
2020-11-02 12:31 ` Arnd Bergmann
2020-11-02 12:31 ` [PATCH v2 1/4] kexec: simplify compat_sys_kexec_load Arnd Bergmann
2020-11-02 12:31   ` Arnd Bergmann
2020-11-02 12:31   ` Arnd Bergmann
2020-11-03  8:35   ` Christoph Hellwig
2020-11-03  8:35     ` Christoph Hellwig
2020-11-03  8:35     ` Christoph Hellwig
2020-11-02 12:31 ` [PATCH v2 2/4] mm: simplify compat_sys_move_pages Arnd Bergmann
2020-11-02 12:31   ` Arnd Bergmann
2020-11-02 12:31   ` Arnd Bergmann
2020-11-03  8:36   ` Christoph Hellwig [this message]
2020-11-03  8:36     ` Christoph Hellwig
2020-11-03  8:36     ` Christoph Hellwig
2020-11-02 12:31 ` [PATCH v2 3/4] mm: simplify compat numa syscalls Arnd Bergmann
2020-11-02 12:31   ` Arnd Bergmann
2020-11-02 12:31   ` Arnd Bergmann
2020-11-02 12:31 ` [PATCH v2 4/4] compat: remove some compat entry points Arnd Bergmann
2020-11-02 12:31   ` Arnd Bergmann
2020-11-02 12:31   ` Arnd Bergmann
2020-11-03  8:37   ` Christoph Hellwig
2020-11-03  8:37     ` Christoph Hellwig
2020-11-03  8:37     ` Christoph Hellwig
2020-11-03  9:45     ` Arnd Bergmann
2020-11-03  9:45       ` Arnd Bergmann
2020-11-03  9:45       ` Arnd Bergmann
2020-12-08 15:06       ` Christoph Hellwig
2020-12-08 15:06         ` Christoph Hellwig
2020-12-08 15:06         ` Christoph Hellwig

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