From: Christophe Leroy <christophe.leroy@c-s.fr>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Andrew Morton <akpm@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linuxppc-dev <linuxppc-dev@lists.ozlabs.org>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>
Subject: Re: [PATCH v2 1/6] fs/readdir: Fix filldir() and filldir64() use of user_access_begin()
Date: Thu, 23 Jan 2020 07:27:04 +0100 [thread overview]
Message-ID: <75590182-8291-9030-c0bf-b11c6b4fccec@c-s.fr> (raw)
In-Reply-To: <CAHk-=whzabmci2b7ras3RcMpimvzNAk4QHDcYf=irvwXnunS8w@mail.gmail.com>
Le 22/01/2020 à 21:37, Linus Torvalds a écrit :
> [ Talking to myself ]
>
> On Wed, Jan 22, 2020 at 12:00 PM Linus Torvalds
> <torvalds@linux-foundation.org> wrote:
>>
>> COMPLETELY UNTESTED! It compiles for me. The generated assembly looks
>> ok from a quick look.
>
>
> So here's a slightly updated patch that does exactly that, and avoids
> the objtool warning.
>
> It actually generates better code than the last one too, because now
> we don't duplicate the user_access_end() for the EINTR case.
>
> So test this one instead, please.
This patch works on my ppc board, thanks
Christophe
next prev parent reply other threads:[~2020-01-23 6:27 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-22 17:52 [PATCH v2 1/6] fs/readdir: Fix filldir() and filldir64() use of user_access_begin() Christophe Leroy
2020-01-22 17:52 ` [PATCH v2 2/6] powerpc/32s: Fix bad_kuap_fault() Christophe Leroy
2020-01-22 17:52 ` [PATCH v2 3/6] powerpc/kuap: Fix set direction in allow/prevent_user_access() Christophe Leroy
2020-01-22 17:52 ` [PATCH v2 4/6] powerpc/32s: Drop NULL addr verification Christophe Leroy
2020-01-22 17:52 ` [PATCH v2 5/6] powerpc/32s: prepare prevent_user_access() for user_access_end() Christophe Leroy
2020-01-23 10:59 ` Michael Ellerman
2020-01-22 17:52 ` [PATCH v2 6/6] powerpc: Implement user_access_begin and friends Christophe Leroy
2020-01-23 12:05 ` Michael Ellerman
2020-01-23 12:31 ` Michael Ellerman
2020-01-24 11:40 ` Christophe Leroy
[not found] ` <CAHk-=wgNQ-rWoLg0OCJYYYbKBnRAUK4NPU-OD+vv-6fWnd=8kA@mail.gmail.com>
2020-01-22 20:00 ` [PATCH v2 1/6] fs/readdir: Fix filldir() and filldir64() use of user_access_begin() Linus Torvalds
2020-01-22 20:15 ` Linus Torvalds
2020-01-22 20:37 ` Linus Torvalds
2020-01-23 6:27 ` Christophe Leroy [this message]
2020-01-23 11:56 ` Michael Ellerman
2020-01-23 12:00 ` Michael Ellerman
2020-01-23 12:43 ` Christophe Leroy
2020-01-23 18:38 ` Linus Torvalds
2020-01-24 10:42 ` Michael Ellerman
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