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powerpc/mm: Move copy_mm_to_paca to paca.c

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We also update the function arg to struct mm_struct. Move this so that function
finds the definition of struct mm_struct. No functional change in this patch.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Aneesh Kumar K.V
2017-03-22 09:06:49 +05:30
committed by Michael Ellerman
parent a4d3621503
commit 52b1e66587
5 changed files with 24 additions and 21 deletions
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19
arch/powerpc/kernel/paca.c
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@@ -245,3 +245,22 @@ void __init free_unused_pacas(void)
free_lppacas();
}
void copy_mm_to_paca(struct mm_struct *mm)
{
#ifdef CONFIG_PPC_BOOK3S
mm_context_t *context = &mm->context;
get_paca()->mm_ctx_id = context->id;
#ifdef CONFIG_PPC_MM_SLICES
get_paca()->mm_ctx_low_slices_psize = context->low_slices_psize;
memcpy(&get_paca()->mm_ctx_high_slices_psize,
&context->high_slices_psize, SLICE_ARRAY_SIZE);
#else /* CONFIG_PPC_MM_SLICES */
get_paca()->mm_ctx_user_psize = context->user_psize;
get_paca()->mm_ctx_sllp = context->sllp;
#endif
#else /* CONFIG_PPC_BOOK3S */
return;
#endif
}