linux-kernel - [PATCH v2 13/15] parisc: Rename PGD_ORDER to PGD_TABLE

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Message-Id: <20220705154708.181258-14-rppt@kernel.org>
Date:   Tue,  5 Jul 2022 18:47:06 +0300
From:   Mike Rapoport <rppt@...nel.org>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Arnd Bergmann <arnd@...db.de>, Dinh Nguyen <dinguyen@...nel.org>,
        Guo Ren <guoren@...nel.org>, Helge Deller <deller@....de>,
        Huacai Chen <chenhuacai@...nel.org>,
        "James E.J. Bottomley" <James.Bottomley@...senPartnership.com>,
        Matthew Wilcox <willy@...radead.org>,
        Max Filippov <jcmvbkbc@...il.com>,
        Mike Rapoport <rppt@...nel.org>,
        Mike Rapoport <rppt@...ux.ibm.com>,
        "Russell King (Oracle)" <linux@...linux.org.uk>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        WANG Xuerui <kernel@...0n.name>, linux-arch@...r.kernel.org,
        linux-csky@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mips@...r.kernel.org, linux-mm@...ck.org,
        linux-parisc@...r.kernel.org, linux-xtensa@...ux-xtensa.org,
        loongarch@...ts.linux.dev
Subject: [PATCH v2 13/15] parisc: Rename PGD_ORDER to PGD_TABLE_ORDER

From: Mike Rapoport <rppt@...ux.ibm.com>

This is the order of the page table allocation, not the order of a PGD.

Signed-off-by: Mike Rapoport <rppt@...ux.ibm.com>
Acked-by: Helge Deller <deller@....de>
---
 arch/parisc/include/asm/pgalloc.h | 6 +++---
 arch/parisc/include/asm/pgtable.h | 8 ++++----
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/parisc/include/asm/pgalloc.h b/arch/parisc/include/asm/pgalloc.h
index 54b63374579b..e3e142b1c5c5 100644
--- a/arch/parisc/include/asm/pgalloc.h
+++ b/arch/parisc/include/asm/pgalloc.h
@@ -20,18 +20,18 @@ static inline pgd_t *pgd_alloc(struct mm_struct *mm)
 {
 	pgd_t *pgd;
 
-	pgd = (pgd_t *) __get_free_pages(GFP_KERNEL, PGD_ORDER);
+	pgd = (pgd_t *) __get_free_pages(GFP_KERNEL, PGD_TABLE_ORDER);
 	if (unlikely(pgd == NULL))
 		return NULL;
 
-	memset(pgd, 0, PAGE_SIZE << PGD_ORDER);
+	memset(pgd, 0, PAGE_SIZE << PGD_TABLE_ORDER);
 
 	return pgd;
 }
 
 static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
 {
-	free_pages((unsigned long)pgd, PGD_ORDER);
+	free_pages((unsigned long)pgd, PGD_TABLE_ORDER);
 }
 
 #if CONFIG_PGTABLE_LEVELS == 3
diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h
index 69765a6dbe89..6790b554bdfd 100644
--- a/arch/parisc/include/asm/pgtable.h
+++ b/arch/parisc/include/asm/pgtable.h
@@ -118,9 +118,9 @@ extern void __update_cache(pte_t pte);
 
 #if CONFIG_PGTABLE_LEVELS == 3
 #define PMD_TABLE_ORDER	1
-#define PGD_ORDER	0
+#define PGD_TABLE_ORDER	0
 #else
-#define PGD_ORDER	1
+#define PGD_TABLE_ORDER	1
 #endif
 
 /* Definitions for 3rd level (we use PLD here for Page Lower directory
@@ -144,10 +144,10 @@ extern void __update_cache(pte_t pte);
 
 /* Definitions for 1st level */
 #define PGDIR_SHIFT	(PLD_SHIFT + BITS_PER_PTE + BITS_PER_PMD)
-#if (PGDIR_SHIFT + PAGE_SHIFT + PGD_ORDER - BITS_PER_PGD_ENTRY) > BITS_PER_LONG
+#if (PGDIR_SHIFT + PAGE_SHIFT + PGD_TABLE_ORDER - BITS_PER_PGD_ENTRY) > BITS_PER_LONG
 #define BITS_PER_PGD	(BITS_PER_LONG - PGDIR_SHIFT)
 #else
-#define BITS_PER_PGD	(PAGE_SHIFT + PGD_ORDER - BITS_PER_PGD_ENTRY)
+#define BITS_PER_PGD	(PAGE_SHIFT + PGD_TABLE_ORDER - BITS_PER_PGD_ENTRY)
 #endif
 #define PGDIR_SIZE	(1UL << PGDIR_SHIFT)
 #define PGDIR_MASK	(~(PGDIR_SIZE-1))
-- 
2.34.1