linux-kernel - Re: [PATCH 1/2] kmod: add init function to usermodehelper

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Message-ID: <20100315175611.GA24528@hmsreliant.think-freely.org>
Date:	Mon, 15 Mar 2010 13:56:11 -0400
From:	Neil Horman <nhorman@...driver.com>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	andi@...stfloor.org
Subject: Re: [PATCH 1/2] kmod: add init function to usermodehelper

On Mon, Mar 15, 2010 at 06:34:54PM +0100, Oleg Nesterov wrote:
> On 03/15, Neil Horman wrote:
> >
> > --- a/kernel/kmod.c
> > +++ b/kernel/kmod.c
> > @@ -116,27 +116,16 @@ int __request_module(bool wait, const char *fmt, ...)
> >
> >  	trace_module_request(module_name, wait, _RET_IP_);
> >
> > -	ret = call_usermodehelper(modprobe_path, argv, envp,
> > -			wait ? UMH_WAIT_PROC : UMH_WAIT_EXEC);
> > +	ret = call_usermodehelper_fns(modprobe_path, argv, envp,
> > +			wait ? UMH_WAIT_PROC : UMH_WAIT_EXEC,
> > +			NULL, NULL, NULL);
> 
> This change looks unnecessary, but doesn't hurt.
> 
Yeah, I concur, it was part of the origional patch, when that
call_usermodehelper had already been replaced with call_usermodehelper_cleanup.
I made my change anyway, figuring part of the purpose of this longer term would
be to convert the call_usermodehelper functions to the init/cleanup enabled
variants, which andi's patchset will eventually do here
Neil

> Reviewed-by: Oleg Nesterov <oleg@...hat.com>
> 
> 
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