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Subject[PATCH v1 1/3] powerpc/32s: Remove unused counters incremented by create_hpte()
Date
primary_pteg_full and htab_hash_searches are not used.

Remove them.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
arch/powerpc/mm/book3s32/hash_low.S | 15 ---------------
1 file changed, 15 deletions(-)

diff --git a/arch/powerpc/mm/book3s32/hash_low.S b/arch/powerpc/mm/book3s32/hash_low.S
index 9a56ba4f68f2..f964fd34dad9 100644
--- a/arch/powerpc/mm/book3s32/hash_low.S
+++ b/arch/powerpc/mm/book3s32/hash_low.S
@@ -359,11 +359,6 @@ END_FTR_SECTION_IFCLR(CPU_FTR_NEED_COHERENT)
beq+ 10f /* no PTE: go look for an empty slot */
tlbie r4

- lis r4, (htab_hash_searches - PAGE_OFFSET)@ha
- lwz r6, (htab_hash_searches - PAGE_OFFSET)@l(r4)
- addi r6,r6,1 /* count how many searches we do */
- stw r6, (htab_hash_searches - PAGE_OFFSET)@l(r4)
-
/* Search the primary PTEG for a PTE whose 1st (d)word matches r5 */
mtctr r0
addi r4,r3,-HPTE_SIZE
@@ -393,12 +388,6 @@ END_FTR_SECTION_IFCLR(CPU_FTR_NEED_COHERENT)
bdnzf 2,1b /* loop while ctr != 0 && !cr0.eq */
beq+ .Lfound_empty

- /* update counter of times that the primary PTEG is full */
- lis r4, (primary_pteg_full - PAGE_OFFSET)@ha
- lwz r6, (primary_pteg_full - PAGE_OFFSET)@l(r4)
- addi r6,r6,1
- stw r6, (primary_pteg_full - PAGE_OFFSET)@l(r4)
-
patch_site 0f, patch__hash_page_C
/* Search the secondary PTEG for an empty slot */
ori r5,r5,PTE_H /* set H (secondary hash) bit */
@@ -491,10 +480,6 @@ _ASM_NOKPROBE_SYMBOL(create_hpte)
.align 2
next_slot:
.space 4
-primary_pteg_full:
- .space 4
-htab_hash_searches:
- .space 4
.previous

/*
--
2.25.0
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