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Message-ID: <20200613134236.GA4086@afzalpc>
Date:   Sat, 13 Jun 2020 19:12:36 +0530
From:   afzal mohammed <afzal.mohd.ma@...il.com>
To:     Al Viro <viro@...iv.linux.org.uk>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Russell King - ARM Linux admin <linux@...linux.org.uk>,
        Linus Walleij <linus.walleij@...aro.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Linux-MM <linux-mm@...ck.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Nicolas Pitre <nico@...xnic.net>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>
Subject: Re: [RFC 1/3] lib: copy_{from,to}_user using gup & kmap_atomic()

Hi,

On Sat, Jun 13, 2020 at 01:56:15PM +0100, Al Viro wrote:

> Incidentally, what about get_user()/put_user()?  _That_ is where it's
> going to really hurt...

All other uaccess routines are also planned to be added, posting only
copy_{from,to}_user() was to get early feedback (mentioned in the
cover letter)

Regards
afzal

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