Date: Tue, 6 Dec 2016 17:59:14 +0300 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: freebsd-current@freebsd.org Subject: Re: How to load kernel module automatic? Message-ID: <20161206145914.GS99742@zxy.spb.ru> In-Reply-To: <20161206145303.GH14137@ox> References: <20161206114715.GP57876@zxy.spb.ru> <20161206142544.GF14137@ox> <20161206143456.GQ99742@zxy.spb.ru> <20161206144114.GG14137@ox> <20161206144338.GR99742@zxy.spb.ru> <20161206145303.GH14137@ox>
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On Tue, Dec 06, 2016 at 06:53:03AM -0800, Navdeep Parhar wrote:
> On Tue, Dec 06, 2016 at 05:43:38PM +0300, Slawa Olhovchenkov wrote:
> > On Tue, Dec 06, 2016 at 06:41:14AM -0800, Navdeep Parhar wrote:
> >
> > > On Tue, Dec 06, 2016 at 05:34:56PM +0300, Slawa Olhovchenkov wrote:
> > > > On Tue, Dec 06, 2016 at 06:25:44AM -0800, Navdeep Parhar wrote:
> > > >
> > > > > On Tue, Dec 06, 2016 at 02:47:15PM +0300, Slawa Olhovchenkov wrote:
> > > > > > Now I am try to update fw in chelsio card.
> > > > > > Firmware can't be updated if card was running (interface go to UP).
> > > > > > I am try to unload if_cxgbe module, check module unloaded... and after
> > > > > > short time see module loaded again!
> > > > > > How is this possible?
> > > > >
> > > > > Something is running "ifconfig cxgbe|cxl|cc" on your system. ifconfig
> > > > > can figure out the name of the module from the name of the ifnet and
> > > > > will kldload it if it isn't in the kernel already.
> > > >
> > > > What is 'something'?
> > >
> > > A script that's running via devd or some other mechanism.
> >
> > Its not clear to me what exact event cause devd start such script.
>
> Doesn't have to be devd. Could be any automated script running
> ifconfig. Leave this running and see if ifconfig is ever called with
No any automated scripts.
> (cxgbe|cxl|cc)<n> as parameter. If it is then that's what's loading
> cxgbe(4) automatically.
>
> dtrace -n 'proc:::exec-success /execname == "ifconfig"/ {trace(curpsinfo->pr_psargs);}
ok, i am do it tomorrow.
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