Nam Cao <[email protected]> writes: > Commit cc0cc23babc9 ("powerpc/xive: Untangle xive from child interrupt > controller drivers") changed xive_irq_data to be stashed to chip_data > instead of handler_data. However, multiple places are still attempting to > read xive_irq_data from handler_data and get a NULL pointer deference bug. > > Update them to read xive_irq_data from chip_data. > > Non-XIVE files which touch xive_irq_data seem quite strange to me, > especially the ocxl driver. I think there ought to be an alternative > platform-independent solution, instead of touching XIVE's data directly. > Therefore, I think this whole thing should be cleaned up. But perhaps I > just misunderstand something. In any case, this cleanup would not be > trivial; for now, just get things working again. > > Fixes: cc0cc23babc9 ("powerpc/xive: Untangle xive from child interrupt > controller drivers") > Reported-by: Ritesh Harjani (IBM) <[email protected]> > Closes: > https://lore.kernel.org/linuxppc-dev/[email protected]/ > Signed-off-by: Nam Cao <[email protected]>
Thanks Nam for the fix. I validated this with KVM on my POWER9 hardware and this patch fixes the previosly reported problem at my end. Feel free to add: Tested-by: Ritesh Harjani (IBM) <[email protected]> # KVM -ritesh
