linux-kernel - Re: [PATCH RESEND 1/4] uaccess: Add user_read_access_begin/end and user_write_access

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Date:   Thu, 2 Apr 2020 20:35:09 +0200
From:   Christophe Leroy <christophe.leroy@....fr>
To:     Al Viro <viro@...iv.linux.org.uk>
Cc:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>, airlied@...ux.ie,
        daniel@...ll.ch, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, keescook@...omium.org, hpa@...or.com,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-mm@...ck.org, linux-arch@...r.kernel.org,
        Russell King <linux@...linux.org.uk>,
        Christian Borntraeger <borntraeger@...ibm.com>
Subject: Re: [PATCH RESEND 1/4] uaccess: Add user_read_access_begin/end and
 user_write_access_begin/end



Le 02/04/2020 à 19:50, Al Viro a écrit :
> On Thu, Apr 02, 2020 at 07:03:28PM +0200, Christophe Leroy wrote:
> 
>> user_access_begin() grants both read and write.
>>
>> This patch adds user_read_access_begin() and user_write_access_begin() but
>> it doesn't remove user_access_begin()
> 
> Ouch...  So the most generic name is for the rarest case?
>   

I can add another patch at the end of the series to rename 
user_access_begin() to user_full_access_begin().

Would it suit you ?

Christophe