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Re: [patch 12/14] PCI: hv: Use tasklet_disable_in_atomic()

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On Tue, Mar 09, 2021 at 09:42:15AM +0100, Thomas Gleixner wrote:
> From: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
> 
> The hv_compose_msi_msg() callback in irq_chip::irq_compose_msi_msg is
> invoked via irq_chip_compose_msi_msg(), which itself is always invoked from
> atomic contexts from the guts of the interrupt core code.
> 
> There is no way to change this w/o rewriting the whole driver, so use
> tasklet_disable_in_atomic() which allows to make tasklet_disable()
> sleepable once the remaining atomic users are addressed.
> 
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>

Acked-by: Wei Liu <wei.liu@xxxxxxxxxx>



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