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Date: Mon, 19 Oct 2020 17:53:26 -0700 From: Jakub Kicinski <kuba@...nel.org> To: Vincent Bernat <vincent@...nat.ch> Cc: "David S. Miller" <davem@...emloft.net>, Jonathan Corbet <corbet@....net>, netdev@...r.kernel.org, Andy Gospodarek <gospo@...ulusnetworks.com>, David Ahern <dsahern@...il.com> Subject: Re: [PATCH net-next v1] net: evaluate net.conf.ipvX.all.ignore_routes_with_linkdown On Sat, 17 Oct 2020 14:50:11 +0200 Vincent Bernat wrote: > Introduced in 0eeb075fad73, the "ignore_routes_with_linkdown" sysctl > ignores a route whose interface is down. It is provided as a > per-interface sysctl. However, while a "all" variant is exposed, it > was a noop since it was never evaluated. We use the usual "or" logic > for this kind of sysctls. > Without this patch, the two last lines would fail on H1 (the one using > the "all" sysctl). With the patch, everything succeeds as expected. > > Also document the sysctl in `ip-sysctl.rst`. > > Fixes: 0eeb075fad73 ("net: ipv4 sysctl option to ignore routes when nexthop link is down") > Signed-off-by: Vincent Bernat <vincent@...nat.ch> I'm not hearing any objections, but I have two questions: - do you intend to merge it for 5.10 or 5.11? Because it has a fixes tag, yet it's marked for net-next. If we put it in 5.10 it may get pulled into stable immediately, knowing how things work lately. - we have other sysctls that use IN_DEV_CONF_GET(), e.g. "proxy_arp_pvlan" should those also be converted?
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