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Message-Id: <20220705154708.181258-3-rppt@kernel.org>
Date: Tue, 5 Jul 2022 18:46:55 +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 02/15] csky: drop definition of PGD_ORDER
From: Mike Rapoport <rppt@...ux.ibm.com>
This is the order of the page table allocation, not the order of a PGD.
Since its always hardwired to 0, simply drop it.
Signed-off-by: Mike Rapoport <rppt@...ux.ibm.com>
Acked-by: Guo Ren <guoren@...nel.org>
---
arch/csky/include/asm/pgalloc.h | 2 +-
arch/csky/include/asm/pgtable.h | 3 +--
2 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/arch/csky/include/asm/pgalloc.h b/arch/csky/include/asm/pgalloc.h
index bbbd0698b397..7d57e5da0914 100644
--- a/arch/csky/include/asm/pgalloc.h
+++ b/arch/csky/include/asm/pgalloc.h
@@ -44,7 +44,7 @@ static inline pgd_t *pgd_alloc(struct mm_struct *mm)
pgd_t *ret;
pgd_t *init;
- ret = (pgd_t *) __get_free_pages(GFP_KERNEL, PGD_ORDER);
+ ret = (pgd_t *) __get_free_page(GFP_KERNEL);
if (ret) {
init = pgd_offset(&init_mm, 0UL);
pgd_init((unsigned long *)ret);
diff --git a/arch/csky/include/asm/pgtable.h b/arch/csky/include/asm/pgtable.h
index f8bb1e12334b..0f1e2eda1601 100644
--- a/arch/csky/include/asm/pgtable.h
+++ b/arch/csky/include/asm/pgtable.h
@@ -18,9 +18,8 @@
/*
* C-SKY is two-level paging structure:
*/
-#define PGD_ORDER 0
-#define PTRS_PER_PGD ((PAGE_SIZE << PGD_ORDER) / sizeof(pgd_t))
+#define PTRS_PER_PGD (PAGE_SIZE / sizeof(pgd_t))
#define PTRS_PER_PMD 1
#define PTRS_PER_PTE (PAGE_SIZE / sizeof(pte_t))
--
2.34.1
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