Re: [PATCH] char: ipmi: convert tasklets to use new tasklet_setup() API

From: Corey Minyard
Date: Tue Aug 18 2020 - 07:33:16 EST


On Tue, Aug 18, 2020 at 02:46:23PM +0530, Allen wrote:
> > >
> > > Signed-off-by: Romain Perier <romain.perier@xxxxxxxxx>
> > > Signed-off-by: Allen Pais <allen.lkml@xxxxxxxxx>
> >
> > This looks good to me.
> >
> > Reviewed-by: Corey Minyard <cminyard@xxxxxxxxxx>
> >
> > Are you planning to push this, or do you want me to take it? If you
> > want me to take it, what is the urgency?
>
> Thanks. Well, not hurry, as long as it goes into 5.9 with all other
> changes.

Ok, this is queued in my for-next branch.

-corey

>
>
> >
> > -corey
> >
> > > ---
> > > drivers/char/ipmi/ipmi_msghandler.c | 13 ++++++-------
> > > 1 file changed, 6 insertions(+), 7 deletions(-)
> > >
> > > diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
> > > index 737c0b6b24ea..e1814b6a1225 100644
> > > --- a/drivers/char/ipmi/ipmi_msghandler.c
> > > +++ b/drivers/char/ipmi/ipmi_msghandler.c
> > > @@ -39,7 +39,7 @@
> > >
> > > static struct ipmi_recv_msg *ipmi_alloc_recv_msg(void);
> > > static int ipmi_init_msghandler(void);
> > > -static void smi_recv_tasklet(unsigned long);
> > > +static void smi_recv_tasklet(struct tasklet_struct *t);
> > > static void handle_new_recv_msgs(struct ipmi_smi *intf);
> > > static void need_waiter(struct ipmi_smi *intf);
> > > static int handle_one_recv_msg(struct ipmi_smi *intf,
> > > @@ -3430,9 +3430,8 @@ int ipmi_add_smi(struct module *owner,
> > > intf->curr_seq = 0;
> > > spin_lock_init(&intf->waiting_rcv_msgs_lock);
> > > INIT_LIST_HEAD(&intf->waiting_rcv_msgs);
> > > - tasklet_init(&intf->recv_tasklet,
> > > - smi_recv_tasklet,
> > > - (unsigned long) intf);
> > > + tasklet_setup(&intf->recv_tasklet,
> > > + smi_recv_tasklet);
> > > atomic_set(&intf->watchdog_pretimeouts_to_deliver, 0);
> > > spin_lock_init(&intf->xmit_msgs_lock);
> > > INIT_LIST_HEAD(&intf->xmit_msgs);
> > > @@ -4467,10 +4466,10 @@ static void handle_new_recv_msgs(struct ipmi_smi *intf)
> > > }
> > > }
> > >
> > > -static void smi_recv_tasklet(unsigned long val)
> > > +static void smi_recv_tasklet(struct tasklet_struct *t)
> > > {
> > > unsigned long flags = 0; /* keep us warning-free. */
> > > - struct ipmi_smi *intf = (struct ipmi_smi *) val;
> > > + struct ipmi_smi *intf = from_tasklet(intf, t, recv_tasklet);
> > > int run_to_completion = intf->run_to_completion;
> > > struct ipmi_smi_msg *newmsg = NULL;
> > >
> > > @@ -4542,7 +4541,7 @@ void ipmi_smi_msg_received(struct ipmi_smi *intf,
> > > spin_unlock_irqrestore(&intf->xmit_msgs_lock, flags);
> > >
> > > if (run_to_completion)
> > > - smi_recv_tasklet((unsigned long) intf);
> > > + smi_recv_tasklet(&intf->recv_tasklet);
> > > else
> > > tasklet_schedule(&intf->recv_tasklet);
> > > }
> > > --
> > > 2.17.1
> > >
>
>
>
> --
> - Allen