linux-kernel - Re: [RFC PATCH 02/43] ptrace: cleanup ptrace

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Message-ID: <87sk20f2z4.fsf@NHK-XNOTE.i-did-not-set--mail-host-address--so-tickle-me>
Date:	Sat, 28 Aug 2010 01:13:35 +0900
From:	Namhyung Kim <namhyung@...il.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Roland McGrath <roland@...hat.com>,
	Oleg Nesterov <oleg@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 02/43] ptrace: cleanup ptrace_request()

Arnd Bergmann <arnd@...db.de> writes:
> If you introduce two pointers, 'siginfo_t __user *usiginfo' and
> 'unsigned long __user *datap' instead of just 'datap', you can use
> get_user/put_user everywhere, which would make the code better readable
> and faster.
>
> Otherwise this change looks good.
>

Despite I don't know how much it can run faster, I just want to keep it as is
unless it would be a serious mistake. :-)

-- 
Regards,
Namhyung Kim


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