The Linux Kernel Mailing List
 help / color / mirror / Atom feed
From: David Laight <david.laight.linux@gmail.com>
To: Paolo Abeni <pabeni@redhat.com>
Cc: Adrian Moreno <amorenoz@redhat.com>,
	netdev@vger.kernel.org, aconole@redhat.com,
	Eelco Chaudron <echaudro@redhat.com>,
	Ilya Maximets <i.maximets@ovn.org>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Simon Horman <horms@kernel.org>,
	"open list:OPENVSWITCH" <dev@openvswitch.org>,
	open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next v3 2/2] net: openvswitch: decouple flow_table from ovs_mutex
Date: Thu, 7 May 2026 15:37:54 +0100	[thread overview]
Message-ID: <20260507153754.346d7274@pumpkin> (raw)
In-Reply-To: <b1820863-fd30-45b5-b03e-28225ea80780@redhat.com>

On Thu, 7 May 2026 13:31:24 +0200
Paolo Abeni <pabeni@redhat.com> wrote:

> On 5/5/26 10:42 AM, Adrian Moreno wrote:
..
> > +/* Must be called with flow_table->lock held. */
> >  int ovs_flow_tbl_flush(struct flow_table *flow_table)
> >  {
> >  	struct table_instance *old_ti, *new_ti;
> >  	struct table_instance *old_ufid_ti, *new_ufid_ti;
> >  
> > +	ASSERT_OVS_TBL(flow_table);  
> 
> Minor nit: adding the assert and the comment is redundant. I think the
> assert alone would be better. There are other similar later occurrences.

There is no point adding an ASSERT() for a pointer being NULL.
The NULL pointer dereference does the same job and can be easier to
debug because all the registers are still live.

-- David

> 
> /P
> 
> 


      reply	other threads:[~2026-05-07 14:37 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-05  8:42 [PATCH net-next v3 0/2] net: openvswitch: Decouple flow operations from RTNL Adrian Moreno
2026-05-05  8:42 ` [PATCH net-next v3 1/2] net: openvswitch: make flow_table an rcu pointer Adrian Moreno
2026-05-07 11:03   ` Paolo Abeni
2026-05-05  8:42 ` [PATCH net-next v3 2/2] net: openvswitch: decouple flow_table from ovs_mutex Adrian Moreno
2026-05-07 11:31   ` Paolo Abeni
2026-05-07 14:37     ` David Laight [this message]

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=20260507153754.346d7274@pumpkin \
    --to=david.laight.linux@gmail.com \
    --cc=aconole@redhat.com \
    --cc=amorenoz@redhat.com \
    --cc=davem@davemloft.net \
    --cc=dev@openvswitch.org \
    --cc=echaudro@redhat.com \
    --cc=edumazet@google.com \
    --cc=horms@kernel.org \
    --cc=i.maximets@ovn.org \
    --cc=kuba@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=pabeni@redhat.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