From: Nicholas Piggin <npiggin@gmail.com>
To: Alastair D'Silva <alastair@au1.ibm.com>, alastair@d-silva.org
Cc: Andrew Donnellan <ajd@linux.ibm.com>,
Arnd Bergmann <arnd@arndb.de>,
linux-kernel@vger.kernel.org,
Masahiro Yamada <yamada.masahiro@socionext.com>,
Paul Mackerras <paulus@samba.org>,
Suraj Jitindar Singh <sjitindarsingh@gmail.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Frederic Barrat <fbarrat@linux.ibm.com>,
Andrew Morton <akpm@linux-foundation.org>,
linuxppc-dev@lists.ozlabs.org,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH v2] ocxl: Allow contexts to be attached with a NULL mm
Date: Thu, 20 Jun 2019 15:25:38 +1000 [thread overview]
Message-ID: <1561008239.9nxgz9ee3u.astroid@bobo.none> (raw)
In-Reply-To: <20190620041203.12274-1-alastair@au1.ibm.com>
Alastair D'Silva's on June 20, 2019 2:12 pm:
> From: Alastair D'Silva <alastair@d-silva.org>
>
> If an OpenCAPI context is to be used directly by a kernel driver, there
> may not be a suitable mm to use.
>
> The patch makes the mm parameter to ocxl_context_attach optional.
>
> Signed-off-by: Alastair D'Silva <alastair@d-silva.org>
Yeah I don't think you need to manage a kernel context explicitly
because it will always be flushed with tlbie, comment helps. For
the powerpc/mm bit,
Acked-by: Nicholas Piggin <npiggin@gmail.com>
next prev parent reply other threads:[~2019-06-20 7:09 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-20 4:12 [PATCH v2] ocxl: Allow contexts to be attached with a NULL mm Alastair D'Silva
2019-06-20 5:25 ` Nicholas Piggin [this message]
2019-06-20 9:20 ` Frederic Barrat
2019-06-21 0:22 ` Andrew Donnellan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1561008239.9nxgz9ee3u.astroid@bobo.none \
--to=npiggin@gmail.com \
--cc=ajd@linux.ibm.com \
--cc=akpm@linux-foundation.org \
--cc=alastair@au1.ibm.com \
--cc=alastair@d-silva.org \
--cc=arnd@arndb.de \
--cc=fbarrat@linux.ibm.com \
--cc=gregkh@linuxfoundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=paulus@samba.org \
--cc=sjitindarsingh@gmail.com \
--cc=tglx@linutronix.de \
--cc=yamada.masahiro@socionext.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).