netdev - Re: [RFC iproute2] netns: add mounting state file for each netns

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Message-ID: <20190702053620.b7phijsgrhouoxxn@x220t>
Date:   Tue, 2 Jul 2019 01:36:47 -0400
From:   Alexander Aring <aring@...atatu.com>
To:     Matteo Croce <mcroce@...hat.com>
Cc:     netdev@...r.kernel.org, Nicolas Dichtel <nicolas.dichtel@...nd.com>
Subject: Re: [RFC iproute2] netns: add mounting state file for each netns

Hi Matteo,

On Sun, Jun 30, 2019 at 09:29:33PM +0200, Matteo Croce wrote:
> When ip creates a netns, there is a small time interval between the
> placeholder file creation in NETNS_RUN_DIR and the bind mount from /proc.
> 
> Add a temporary file named .mounting-$netns which gets deleted after the
> bind mount, so watching for delete event matching the .mounting-* name
> will notify watchers only after the bind mount has been done.
> 
> Signed-off-by: Matteo Croce <mcroce@...hat.com>

thanks for working on it and making my mess better!
Would be nice to have it upstream.

- Alex