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>