netdev - Re: [PATCH iproute2] ipmonitor: fix ip monitor can't work when NET

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Message-ID: <69ebf5fa-aa1c-762f-308b-8c009b13cef4@6wind.com>
Date:   Tue, 20 Sep 2016 13:53:56 +0200
From:   Nicolas Dichtel <nicolas.dichtel@...nd.com>
To:     Liping Zhang <zlpnobody@...il.com>, stephen@...workplumber.org
Cc:     netdev@...r.kernel.org, Liping Zhang <liping.zhang@...eadtrum.com>
Subject: Re: [PATCH iproute2] ipmonitor: fix ip monitor can't work when NET_NS
 is not enabled

Le 20/09/2016 à 11:09, Liping Zhang a écrit :
> From: Liping Zhang <liping.zhang@...eadtrum.com>
> 
> In ip monitor, netns_map_init will check getnsid is supported or not.
> But when /proc/self/ns/net does not exist, we just print out error
> messages and exit. So user cannot use ip monitor anymore when
> CONFIG_NET_NS is disabled:
>   # ip monitor
>   open("/proc/self/ns/net"): No such file or directory
> 
> If open "/proc/self/ns/net" failed, set have_rtnl_getnsid to false.
> 
> Fixes: d652ccbf8195 ("netns: allow to dump and monitor nsid")
> Signed-off-by: Liping Zhang <liping.zhang@...eadtrum.com>
Acked-by: Nicolas Dichtel <nicolas.dichtel@...nd.com>