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SubjectRe: [PATCH v2 01/11] powerpc/mm: fix erroneous duplicate slb_addr_limit init
Date
Christophe Leroy <christophe.leroy@c-s.fr> writes:

> Commit 67fda38f0d68 ("powerpc/mm: Move slb_addr_linit to
> early_init_mmu") moved slb_addr_limit init out of setup_arch().
>
> Commit 701101865f5d ("powerpc/mm: Reduce memory usage for mm_context_t
> for radix") brought it back into setup_arch() by error.
>
> This patch reverts that erroneous regress.
>

Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>

> Fixes: 701101865f5d ("powerpc/mm: Reduce memory usage for mm_context_t for radix")
> Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
> ---
> arch/powerpc/kernel/setup-common.c | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
> index 1729bf409562..7af085b38cd1 100644
> --- a/arch/powerpc/kernel/setup-common.c
> +++ b/arch/powerpc/kernel/setup-common.c
> @@ -950,12 +950,6 @@ void __init setup_arch(char **cmdline_p)
> init_mm.end_data = (unsigned long) _edata;
> init_mm.brk = klimit;
>
> -#ifdef CONFIG_PPC_MM_SLICES
> -#if defined(CONFIG_PPC_8xx)
> - init_mm.context.slb_addr_limit = DEFAULT_MAP_WINDOW;
> -#endif
> -#endif
> -
> #ifdef CONFIG_SPAPR_TCE_IOMMU
> mm_iommu_init(&init_mm);
> #endif
> --
> 2.13.3

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