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Re: [PATCH] iwlwifi: Fix softirq/hardirq disabling in iwl_pcie_enqueue_hcmd()

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On Sat, 13 Mar 2021, Kalle Valo wrote:

> >> > From: Jiri Kosina <jkosina@xxxxxxx>
> >> > 
> >> > It's possible for iwl_pcie_enqueue_hcmd() to be called with hard IRQs 
> >> > disabled (e.g. from LED core). We can't enable BHs in such a situation.
> >> > 
> >> > Turn the unconditional BH-enable/BH-disable code into 
> >> > hardirq-disable/conditional-enable.
> >> > 
> >> > This fixes the warning below.
> >> 
> >> Hi,
> >> 
> >> friendly ping on this one ... 
> >
> > Luca,
> >
> > Johannes is telling me that he merged this patch internally, but I have no 
> > idea what is happening to it ... ?
> >
> > The reported splat is a clear bug, so it should be fixed one way or the 
> > other.
> 
> Should I take this to wireless-drivers?

I can't speak for the maintainers, but as far as I am concerned, it 
definitely is a 5.12 material, as it fixes real scheduling bug.

Thanks,

-- 
Jiri Kosina
SUSE Labs




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