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[v2,2/2] powerpc/paca: Remove mm_ctx_id and mm_ctx_slb_addr_limit

Message ID 6e1813953da38c452c131fe3e2a2761a0fddb975.1620223303.git.christophe.leroy@csgroup.eu (mailing list archive)
State Accepted
Headers show
Series [v2,1/2] powerpc/asm-offset: Remove unused items | expand
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Context Check Description
snowpatch_ozlabs/apply_patch success Successfully applied on branch powerpc/merge (7619d98e5041d5c25aba5428704dba6121237a9a)
snowpatch_ozlabs/build-ppc64le success Build succeeded
snowpatch_ozlabs/build-ppc64be success Build succeeded
snowpatch_ozlabs/build-ppc64e success Build succeeded
snowpatch_ozlabs/build-pmac32 success Build succeeded
snowpatch_ozlabs/checkpatch success total: 0 errors, 0 warnings, 0 checks, 21 lines checked
snowpatch_ozlabs/needsstable success Patch has no Fixes tags

Commit Message

Christophe Leroy May 5, 2021, 2:02 p.m. UTC 
mm_ctx_id and mm_ctx_slb_addr_limit are not used anymore.

Remove them.

Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
 arch/powerpc/include/asm/paca.h | 2 --
 arch/powerpc/kernel/paca.c      | 2 --
 2 files changed, 4 deletions(-)
diff mbox series

Patch

diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
index ec18ac818e3a..ecc8d792a431 100644
--- a/arch/powerpc/include/asm/paca.h
+++ b/arch/powerpc/include/asm/paca.h
@@ -149,11 +149,9 @@  struct paca_struct {
 #endif /* CONFIG_PPC_BOOK3E */
 
 #ifdef CONFIG_PPC_BOOK3S
-	mm_context_id_t mm_ctx_id;
 #ifdef CONFIG_PPC_MM_SLICES
 	unsigned char mm_ctx_low_slices_psize[BITS_PER_LONG / BITS_PER_BYTE];
 	unsigned char mm_ctx_high_slices_psize[SLICE_ARRAY_SIZE];
-	unsigned long mm_ctx_slb_addr_limit;
 #else
 	u16 mm_ctx_user_psize;
 	u16 mm_ctx_sllp;
diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c
index 7f5aae3c387d..9bd30cac852b 100644
--- a/arch/powerpc/kernel/paca.c
+++ b/arch/powerpc/kernel/paca.c
@@ -346,10 +346,8 @@  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
 	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),