linux-kernel - Re: [PATCH] remoteproc: Move rproc_delete_debug_dir() to rproc

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Date:   Mon, 30 Jan 2017 14:13:19 -0800
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Sarangdhar Joshi <spjoshi@...eaurora.org>
Cc:     Ohad Ben-Cohen <ohad@...ery.com>,
        Loic Pallardy <loic.pallardy@...com>,
        Santosh Shilimkar <ssantosh@...nel.org>,
        linux-remoteproc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-arm-msm@...r.kernel.org, Stephen Boyd <sboyd@...eaurora.org>,
        Trilok Soni <tsoni@...eaurora.org>
Subject: Re: [PATCH] remoteproc: Move rproc_delete_debug_dir() to rproc_del()

On Mon 30 Jan 14:01 PST 2017, Bjorn Andersson wrote:

> On Mon 23 Jan 17:48 PST 2017, Sarangdhar Joshi wrote:
> 
> > The "remoteproc{0,1...}" sysfs entries are added in
> > rproc_add() and deleted in rproc_type_release() instead of
> > in rproc_del(). That leaves these lingering entries sticking
> > around after we return from rproc_del(). Move the
> > rproc_delete_debug_dir() to rproc_del() to fix this.
> > 
> > Signed-off-by: Sarangdhar Joshi <spjoshi@...eaurora.org>
> 
> I moved the rproc_delete_debug_dir() below the list_del() region to
> allow reuse of the critical region in the upcoming "deleted" patch.
> 

Never mind, I failed at reading. I re-applied this as is.

Regards,
Bjorn

> Applied, thank you.
> 
> Regards,
> Bjorn
> 
> > ---
> >  drivers/remoteproc/remoteproc_core.c | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
> > index 953ee29..78200a7 100644
> > --- a/drivers/remoteproc/remoteproc_core.c
> > +++ b/drivers/remoteproc/remoteproc_core.c
> > @@ -1315,8 +1315,6 @@ static void rproc_type_release(struct device *dev)
> >  
> >  	dev_info(&rproc->dev, "releasing %s\n", rproc->name);
> >  
> > -	rproc_delete_debug_dir(rproc);
> > -
> >  	idr_destroy(&rproc->notifyids);
> >  
> >  	if (rproc->index >= 0)
> > @@ -1491,6 +1489,8 @@ int rproc_del(struct rproc *rproc)
> >  	if (rproc->auto_boot)
> >  		rproc_shutdown(rproc);
> >  
> > +	rproc_delete_debug_dir(rproc);
> > +
> >  	/* the rproc is downref'ed as soon as it's removed from the klist */
> >  	mutex_lock(&rproc_list_mutex);
> >  	list_del(&rproc->node);
> > -- 
> > The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> > a Linux Foundation Collaborative Project
> >