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Date:   Sun, 10 Mar 2019 23:19:15 +0000
From:   Al Viro <viro@zeniv.linux.org.uk>
To:     Linus Torvalds <torvalds@linux-foundation.org>
Cc:     Matt Turner <mattst88@gmail.com>, Borislav Petkov <bp@alien8.de>,
        Alan Cox <gnomes@lxorguk.ukuu.org.uk>,
        Matthew Wilcox <willy@infradead.org>,
        Jann Horn <jannh@google.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        kernel list <linux-kernel@vger.kernel.org>,
        linux-fsdevel <linux-fsdevel@vger.kernel.org>,
        the arch/x86 maintainers <x86@kernel.org>,
        Linux API <linux-api@vger.kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Richard Weinberger <richard@nod.at>,
        Anton Ivanov <anton.ivanov@cambridgegreys.com>,
        linux-alpha <linux-alpha@vger.kernel.org>,
        linux-m68k@lists.linux-m68k.org
Subject: Re: [PATCH] x86: Deprecate a.out support
Message-ID: <20190310231915.GG2217@ZenIV.linux.org.uk>
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On Sun, Mar 10, 2019 at 03:40:20PM -0700, Linus Torvalds wrote:
>  SYSCALL_DEFINE3(osf_readv, unsigned long, fd,
>  		const struct iovec __user *, vector, unsigned long, count)
>  {
> -#ifdef CONFIG_OSF4_COMPAT
> -	if (unlikely(personality(current->personality) == PER_OSF4))
> -		if (osf_fix_iov_len(vector, count))
> -			return -EFAULT;
> -#endif
> -
>  	return sys_readv(fd, vector, count);
>  }
>  
>  SYSCALL_DEFINE3(osf_writev, unsigned long, fd,
>  		const struct iovec __user *, vector, unsigned long, count)
>  {
> -#ifdef CONFIG_OSF4_COMPAT
> -	if (unlikely(personality(current->personality) == PER_OSF4))
> -		if (osf_fix_iov_len(vector, count))
> -			return -EFAULT;
> -#endif
>  	return sys_writev(fd, vector, count);
>  }

Might as well kill those two off, while we are at it - just use sys_readv/sys_writev
in arch/alpha/kernel/syscalls/syscall.tbl and be done with that...