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Date: Sat, 16 May 2020 00:11:25 -0400 From: Rafael Aquini <aquini@...hat.com> To: Luis Chamberlain <mcgrof@...nel.org> Cc: jeyu@...nel.org, akpm@...ux-foundation.org, arnd@...db.de, rostedt@...dmis.org, mingo@...hat.com, cai@....pw, dyoung@...hat.com, bhe@...hat.com, peterz@...radead.org, tglx@...utronix.de, gpiccoli@...onical.com, pmladek@...e.com, tiwai@...e.de, schlad@...e.de, andriy.shevchenko@...ux.intel.com, keescook@...omium.org, daniel.vetter@...ll.ch, will@...nel.org, mchehab+samsung@...nel.org, kvalo@...eaurora.org, davem@...emloft.net, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, linux-wimax@...el.com, Inaky Perez-Gonzalez <inaky.perez-gonzalez@...el.com> Subject: Re: [PATCH v2 11/15] wimax/i2400m: use new module_firmware_crashed() On Fri, May 15, 2020 at 09:28:42PM +0000, Luis Chamberlain wrote: > This makes use of the new module_firmware_crashed() to help > annotate when firmware for device drivers crash. When firmware > crashes devices can sometimes become unresponsive, and recovery > sometimes requires a driver unload / reload and in the worst cases > a reboot. > > Using a taint flag allows us to annotate when this happens clearly. > > Cc: linux-wimax@...el.com > Cc: Inaky Perez-Gonzalez <inaky.perez-gonzalez@...el.com> > Signed-off-by: Luis Chamberlain <mcgrof@...nel.org> > --- > drivers/net/wimax/i2400m/rx.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/net/wimax/i2400m/rx.c b/drivers/net/wimax/i2400m/rx.c > index c9fb619a9e01..307a62ca183f 100644 > --- a/drivers/net/wimax/i2400m/rx.c > +++ b/drivers/net/wimax/i2400m/rx.c > @@ -712,6 +712,7 @@ void __i2400m_roq_queue(struct i2400m *i2400m, struct i2400m_roq *roq, > dev_err(dev, "SW BUG? failed to insert packet\n"); > dev_err(dev, "ERX: roq %p [ws %u] skb %p nsn %d sn %u\n", > roq, roq->ws, skb, nsn, roq_data->sn); > + module_firmware_crashed(); > skb_queue_walk(&roq->queue, skb_itr) { > roq_data_itr = (struct i2400m_roq_data *) &skb_itr->cb; > nsn_itr = __i2400m_roq_nsn(roq, roq_data_itr->sn); > -- > 2.26.2 > Acked-by: Rafael Aquini <aquini@...hat.com>
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