[PATCH] POWERPC: Rename PTE_SIZE to HPTE_SIZE

Becky Bruce becky.bruce at freescale.com
Thu Sep 4 01:37:53 EST 2008


It's the size of the hardware PTE; make that clear in the name.

Signed-off-by: Becky Bruce <becky.bruce at freescale.com>
---
 arch/powerpc/mm/hash_low_32.S |   36 ++++++++++++++++++------------------
 1 files changed, 18 insertions(+), 18 deletions(-)

diff --git a/arch/powerpc/mm/hash_low_32.S b/arch/powerpc/mm/hash_low_32.S
index b9ba7d9..c41d658 100644
--- a/arch/powerpc/mm/hash_low_32.S
+++ b/arch/powerpc/mm/hash_low_32.S
@@ -285,7 +285,7 @@ Hash_bits = 12				/* e.g. 256kB hash table */
 Hash_msk = (((1 << Hash_bits) - 1) * 64)
 
 /* defines for the PTE format for 32-bit PPCs */
-#define PTE_SIZE	8
+#define HPTE_SIZE	8
 #define PTEG_SIZE	64
 #define LG_PTEG_SIZE	6
 #define LDPTEu		lwzu
@@ -342,8 +342,8 @@ _GLOBAL(hash_page_patch_A)
 
 	/* Search the primary PTEG for a PTE whose 1st (d)word matches r5 */
 	mtctr	r0
-	addi	r4,r3,-PTE_SIZE
-1:	LDPTEu	r6,PTE_SIZE(r4)		/* get next PTE */
+	addi	r4,r3,-HPTE_SIZE
+1:	LDPTEu	r6,HPTE_SIZE(r4)	/* get next PTE */
 	CMPPTE	0,r6,r5
 	bdnzf	2,1b			/* loop while ctr != 0 && !cr0.eq */
 	beq+	found_slot
@@ -353,9 +353,9 @@ _GLOBAL(hash_page_patch_A)
 _GLOBAL(hash_page_patch_B)
 	xoris	r4,r3,Hash_msk>>16	/* compute secondary hash */
 	xori	r4,r4,(-PTEG_SIZE & 0xffff)
-	addi	r4,r4,-PTE_SIZE
+	addi	r4,r4,-HPTE_SIZE
 	mtctr	r0
-2:	LDPTEu	r6,PTE_SIZE(r4)
+2:	LDPTEu	r6,HPTE_SIZE(r4)
 	CMPPTE	0,r6,r5
 	bdnzf	2,2b
 	beq+	found_slot
@@ -363,8 +363,8 @@ _GLOBAL(hash_page_patch_B)
 
 	/* Search the primary PTEG for an empty slot */
 10:	mtctr	r0
-	addi	r4,r3,-PTE_SIZE		/* search primary PTEG */
-1:	LDPTEu	r6,PTE_SIZE(r4)		/* get next PTE */
+	addi	r4,r3,-HPTE_SIZE	/* search primary PTEG */
+1:	LDPTEu	r6,HPTE_SIZE(r4)	/* get next PTE */
 	TST_V(r6)			/* test valid bit */
 	bdnzf	2,1b			/* loop while ctr != 0 && !cr0.eq */
 	beq+	found_empty
@@ -380,9 +380,9 @@ _GLOBAL(hash_page_patch_B)
 _GLOBAL(hash_page_patch_C)
 	xoris	r4,r3,Hash_msk>>16	/* compute secondary hash */
 	xori	r4,r4,(-PTEG_SIZE & 0xffff)
-	addi	r4,r4,-PTE_SIZE
+	addi	r4,r4,-HPTE_SIZE
 	mtctr	r0
-2:	LDPTEu	r6,PTE_SIZE(r4)
+2:	LDPTEu	r6,HPTE_SIZE(r4)
 	TST_V(r6)
 	bdnzf	2,2b
 	beq+	found_empty
@@ -409,11 +409,11 @@ _GLOBAL(hash_page_patch_C)
 
 1:	addis	r4,r7,next_slot at ha		/* get next evict slot */
 	lwz	r6,next_slot at l(r4)
-	addi	r6,r6,PTE_SIZE			/* search for candidate */
-	andi.	r6,r6,7*PTE_SIZE
+	addi	r6,r6,HPTE_SIZE			/* search for candidate */
+	andi.	r6,r6,7*HPTE_SIZE
 	stw	r6,next_slot at l(r4)
 	add	r4,r3,r6
-	LDPTE	r0,PTE_SIZE/2(r4)		/* get PTE second word */
+	LDPTE	r0,HPTE_SIZE/2(r4)		/* get PTE second word */
 	clrrwi	r0,r0,12
 	lis	r6,etext at h
 	ori	r6,r6,etext at l			/* get etext */
@@ -426,7 +426,7 @@ _GLOBAL(hash_page_patch_C)
 found_empty:
 	STPTE	r5,0(r4)
 found_slot:
-	STPTE	r8,PTE_SIZE/2(r4)
+	STPTE	r8,HPTE_SIZE/2(r4)
 
 #else /* CONFIG_SMP */
 /*
@@ -452,7 +452,7 @@ found_slot:
 	STPTE	r5,0(r4)
 	sync
 	TLBSYNC
-	STPTE	r8,PTE_SIZE/2(r4) /* put in correct RPN, WIMG, PP bits */
+	STPTE	r8,HPTE_SIZE/2(r4) /* put in correct RPN, WIMG, PP bits */
 	sync
 	SET_V(r5)
 	STPTE	r5,0(r4)	/* finally set V bit in PTE */
@@ -562,8 +562,8 @@ _GLOBAL(flush_hash_patch_A)
 	/* Search the primary PTEG for a PTE whose 1st (d)word matches r5 */
 	li	r0,8			/* PTEs/group */
 	mtctr	r0
-	addi	r12,r8,-PTE_SIZE
-1:	LDPTEu	r0,PTE_SIZE(r12)	/* get next PTE */
+	addi	r12,r8,-HPTE_SIZE
+1:	LDPTEu	r0,HPTE_SIZE(r12)	/* get next PTE */
 	CMPPTE	0,r0,r11
 	bdnzf	2,1b			/* loop while ctr != 0 && !cr0.eq */
 	beq+	3f
@@ -574,9 +574,9 @@ _GLOBAL(flush_hash_patch_A)
 _GLOBAL(flush_hash_patch_B)
 	xoris	r12,r8,Hash_msk>>16	/* compute secondary hash */
 	xori	r12,r12,(-PTEG_SIZE & 0xffff)
-	addi	r12,r12,-PTE_SIZE
+	addi	r12,r12,-HPTE_SIZE
 	mtctr	r0
-2:	LDPTEu	r0,PTE_SIZE(r12)
+2:	LDPTEu	r0,HPTE_SIZE(r12)
 	CMPPTE	0,r0,r11
 	bdnzf	2,2b
 	xori	r11,r11,PTE_H		/* clear H again */
-- 
1.5.5.1




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