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From: Florian Westphal <fw@strlen.de>
To: Marco Crivellari <marco.crivellari@suse.com>
Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	Tejun Heo <tj@kernel.org>, Lai Jiangshan <jiangshanlai@gmail.com>,
	Frederic Weisbecker <frederic@kernel.org>,
	Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
	Michal Hocko <mhocko@suse.com>, Simon Horman <horms@verge.net.au>,
	Eric Dumazet <edumazet@google.com>,
	"David S . Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Julian Anastasov <ja@ssi.bg>,
	Pablo Neira Ayuso <pablo@netfilter.org>,
	Phil Sutter <phil@nwl.cc>,
	lvs-devel@vger.kernel.org, netfilter-devel@vger.kernel.org,
	coreteam@netfilter.org
Subject: Re: [PATCH v2 net-next 2/2] ipvs: Replace use of system_unbound_wq with system_dfl_long_wq
Date: Fri, 22 May 2026 07:19:56 +0200	[thread overview]
Message-ID: <ag_nfJAqqBkZi2dy@strlen.de> (raw)
In-Reply-To: <20260515135143.259669-3-marco.crivellari@suse.com>

Marco Crivellari <marco.crivellari@suse.com> wrote:
> This patch continues the effort to refactor workqueue APIs, which has begun
> with the changes introducing new workqueues and a new alloc_workqueue flag:
> 
>    commit 128ea9f6ccfb ("workqueue: Add system_percpu_wq and system_dfl_wq")
>    commit 930c2ea566af ("workqueue: Add new WQ_PERCPU flag")
> 
> The point of the refactoring is to eventually alter the default behavior of
> workqueues to become unbound by default so that their workload placement is
> optimized by the scheduler.
> 
> Before that to happen, workqueue users must be converted to the better named
> new workqueues with no intended behaviour changes:
> 
>    system_wq -> system_percpu_wq
>    system_unbound_wq -> system_dfl_wq
> 
> This way the old obsolete workqueues (system_wq, system_unbound_wq) can be
> removed in the future.
> 
> This specific work is considered long, so enqueue it using
> system_dfl_long_wq instead of system_dfl_wq.

While 5522d65d81a7 ("ipvs: avoid possible loop in ip_vs_dst_event on resizing")
is now in nf-next, this patch doesn't apply (anymore):

git am -s v2-net-next-2-2-ipvs-Replace-use-of-system_unbound_wq-with-system_dfl_long_wq.patch
Applying: ipvs: Replace use of system_unbound_wq with system_dfl_long_wq
error: patch failed: net/netfilter/ipvs/ip_vs_ctl.c:800
error: net/netfilter/ipvs/ip_vs_ctl.c: patch does not apply
Patch failed at 0001 ipvs: Replace use of system_unbound_wq with system_dfl_long_wq

Would you mind sending a new version? Thanks.

  parent reply	other threads:[~2026-05-22  5:20 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-15 13:51 [PATCH v2 net-next 0/2] net: Replace system_unbound_wq with system_dfl_wq Marco Crivellari
2026-05-15 13:51 ` [PATCH v2 net-next 1/2] ipmr: Replace use of " Marco Crivellari
2026-05-17 11:17   ` Ido Schimmel
2026-05-15 13:51 ` [PATCH v2 net-next 2/2] ipvs: Replace use of system_unbound_wq with system_dfl_long_wq Marco Crivellari
2026-05-20  1:22   ` Jakub Kicinski
2026-05-20  4:11     ` Julian Anastasov
2026-05-20 13:35       ` Marco Crivellari
2026-05-22  5:19   ` Florian Westphal [this message]
2026-05-20  1:40 ` [PATCH v2 net-next 0/2] net: Replace system_unbound_wq with system_dfl_wq patchwork-bot+netdevbpf

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