[v2, 01/10] powerpc/6xx: fix setup and use of SPRN_SPRG_PGDIR for hash32

Michael Ellerman patch-notifications at ellerman.id.au
Thu Mar 21 00:04:30 AEDT 2019

On Mon, 2019-03-11 at 08:30:27 UTC, Christophe Leroy wrote:
> Not only the 603 but all 6xx need SPRN_SPRG_PGDIR to be initialised at
> startup. This patch move it from __setup_cpu_603() to start_here()
> and __secondary_start(), close to the initialisation of SPRN_THREAD.
> Previously, virt addr of PGDIR was retrieved from thread struct.
> Now that it is the phys addr which is stored in SPRN_SPRG_PGDIR,
> hash_page() shall not convert it to phys anymore.
> This patch removes the conversion.
> Fixes: 93c4a162b014("powerpc/6xx: Store PGDIR physical address in a SPRG")
> Reported-by: Guenter Roeck <linux at roeck-us.net>
> Tested-by: Guenter Roeck <linux at roeck-us.net>
> Signed-off-by: Christophe Leroy <christophe.leroy at c-s.fr>

Applied to powerpc fixes, thanks.



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