[PATCH 02/13] powerpc/64: Provide functions for accessing POWER9 partition table

Paul Mackerras paulus at ozlabs.org
Sat Nov 19 15:23:18 AEDT 2016


On Sat, Nov 19, 2016 at 11:45:52AM +1100, Balbir Singh wrote:
> > +#ifdef CONFIG_PPC_BOOK3S_64
> > +void mmu_partition_table_init(void)
> > +{
> > +	unsigned long patb_size = 1UL << PATB_SIZE_SHIFT;
> > +
> > +	BUILD_BUG_ON_MSG((PATB_SIZE_SHIFT > 24), "Partition table size too large.");
> 
> This should be 36 (12 + 24)

True, though for P9, PATB_SIZE_SHIFT has to be 16.

The BUILD_BUG_ON_MSG is probably not really necessary - I just moved
this code from elsewhere.

Paul.


More information about the Linuxppc-dev mailing list