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

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Message-ID: <e2173091-1c7a-fd74-95ea-41eedbab92d3@6wind.com>
Date:   Mon, 1 Jul 2019 14:38:34 +0200
From:   Nicolas Dichtel <nicolas.dichtel@...nd.com>
To:     Matteo Croce <mcroce@...hat.com>, netdev@...r.kernel.org
Cc:     Alexander Aring <aring@...atatu.com>
Subject: Re: [RFC iproute2] netns: add mounting state file for each netns

Le 30/06/2019 à 21:29, Matteo Croce a écrit :
> 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-$netns which gets deleted after the
> bind mount, so watching for delete event matching the .mounting-* name
> will notify watchers only after the bind mount has been done.
Probably a naive question, but why creating those '.mounting-$netns' files in
the directory where netns are stored? Why not another directory, something like
/var/run/netns-monitor/?


Regards,
Nicolas