netdev - Re: [PATCH v4 net-next 0/4] af_unix: Random improvements for GC.

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Message-ID: <20240109020141.42967-1-kuniyu@amazon.com>
Date: Mon, 8 Jan 2024 18:01:41 -0800
From: Kuniyuki Iwashima <kuniyu@...zon.com>
To: <kuba@...nel.org>
CC: <davem@...emloft.net>, <edumazet@...gle.com>, <ivan@...udflare.com>,
	<kuni1840@...il.com>, <kuniyu@...zon.com>, <netdev@...r.kernel.org>,
	<pabeni@...hat.com>
Subject: Re: [PATCH v4 net-next 0/4] af_unix: Random improvements for GC.

From: Jakub Kicinski <kuba@...nel.org>
Date: Tue, 2 Jan 2024 15:29:11 -0800
> On Tue, 19 Dec 2023 12:00:58 +0900 Kuniyuki Iwashima wrote:
> > If more than 16000 inflight AF_UNIX sockets exist on a host, each
> > sendmsg() will be forced to wait for unix_gc() even if a process
> > is not sending any FD.
> > 
> > This series tries not to impose such a penalty on sane users who
> > do not send AF_UNIX FDs or do not have inflight sockets more than
> > SCM_MAX_FD * 8.
> > 
> > Cleanup patches for commit 69db702c8387 ("io_uring/af_unix: disable
> > sending io_uring over sockets") will be posted later as noted in [0].
> 
> Could you repost? I tried to revive it in patchwork but I think 
> it keeps getting Archived because it's more than 2 weeks old :(

Sure, will repost it.

Thanks! and happy new year!