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| author |   Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> | 2019-04-17 18:33:48 +0530 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2019-04-21 23:12:38 +1000 |
| commit | 60458fba469a695a026334b364cf8adbcd5807e3 (patch) | |
| tree | 5893d1774b5717896d7ef47576f292411df99862 /arch/powerpc/kernel/paca.c | |
| parent | powerpc/mm: Remove PPC_MM_SLICES #ifdef for book3s64 (diff) | |
| download | linux-dev-60458fba469a695a026334b364cf8adbcd5807e3.tar.xz linux-dev-60458fba469a695a026334b364cf8adbcd5807e3.zip | |
powerpc/mm: Add helpers for accessing hash translation related variables
We want to switch to allocating them runtime only when hash translation is
enabled. Add helpers so that both book3s and nohash can be adapted to
upcoming change easily.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/paca.c')
| -rw-r--r-- | arch/powerpc/kernel/paca.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c index e7382abee868..9cc91d03ab62 100644 --- a/arch/powerpc/kernel/paca.c +++ b/arch/powerpc/kernel/paca.c @@ -267,12 +267,12 @@ void copy_mm_to_paca(struct mm_struct *mm) get_paca()->mm_ctx_id = context->id; #ifdef CONFIG_PPC_MM_SLICES - VM_BUG_ON(!mm->context.slb_addr_limit); - get_paca()->mm_ctx_slb_addr_limit = mm->context.slb_addr_limit; - memcpy(&get_paca()->mm_ctx_low_slices_psize, - &context->low_slices_psize, sizeof(context->low_slices_psize)); - memcpy(&get_paca()->mm_ctx_high_slices_psize, - &context->high_slices_psize, TASK_SLICE_ARRAY_SZ(mm)); + VM_BUG_ON(!mm_ctx_slb_addr_limit(context)); + get_paca()->mm_ctx_slb_addr_limit = mm_ctx_slb_addr_limit(context); + memcpy(&get_paca()->mm_ctx_low_slices_psize, mm_ctx_low_slices(context), + LOW_SLICE_ARRAY_SZ); + memcpy(&get_paca()->mm_ctx_high_slices_psize, mm_ctx_high_slices(context), + TASK_SLICE_ARRAY_SZ(context)); #else /* CONFIG_PPC_MM_SLICES */ get_paca()->mm_ctx_user_psize = context->user_psize; get_paca()->mm_ctx_sllp = context->sllp; |