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| author | Mike Rapoport <rppt@linux.ibm.com> | 2022-07-03 17:12:01 +0300 |
|---|---|---|
| committer | akpm <akpm@linux-foundation.org> | 2022-07-17 17:14:43 -0700 |
| commit | 418d5dadaf9de9d230bfd3cdcb6263fc6de1a165 (patch) | |
| tree | 3a6cb5393cc0bc57a4c65f4d718028517ca5678e /arch/loongarch/include | |
| parent | f05ecc68690fcfc8724b3a3830e9157754273e27 (diff) | |
| download | lwn-418d5dadaf9de9d230bfd3cdcb6263fc6de1a165.tar.gz lwn-418d5dadaf9de9d230bfd3cdcb6263fc6de1a165.zip | |
loongarch: drop definition of PGD_ORDER
This is the order of the page table allocation, not the order of a PGD.
Since its always hardwired to 0, simply drop it.
[rppt@linux.ibm.com: drop extra BLANK() line in arch/loongarch/kernel/asm-offsets.c]
Link: https://lkml.kernel.org/r/20220705154708.181258-13-rppt@kernel.org
Link: https://lkml.kernel.org/r/20220703141203.147893-13-rppt@kernel.org
Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Acked-by: Huacai Chen <chenhuacai@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Dinh Nguyen <dinguyen@kernel.org>
Cc: Guo Ren <guoren@kernel.org>
Cc: Helge Deller <deller@gmx.de>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Cc: Max Filippov <jcmvbkbc@gmail.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Xuerui Wang <kernel@xen0n.name>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'arch/loongarch/include')
| -rw-r--r-- | arch/loongarch/include/asm/pgtable.h | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/loongarch/include/asm/pgtable.h b/arch/loongarch/include/asm/pgtable.h index a97996fefaed..e03443abaf7d 100644 --- a/arch/loongarch/include/asm/pgtable.h +++ b/arch/loongarch/include/asm/pgtable.h @@ -21,8 +21,6 @@ #include <asm-generic/pgtable-nop4d.h> #endif -#define PGD_ORDER 0 - #if CONFIG_PGTABLE_LEVELS == 2 #define PGDIR_SHIFT (PAGE_SHIFT + (PAGE_SHIFT - 3)) #elif CONFIG_PGTABLE_LEVELS == 3 @@ -43,9 +41,9 @@ #define PGDIR_SIZE (1UL << PGDIR_SHIFT) #define PGDIR_MASK (~(PGDIR_SIZE-1)) -#define VA_BITS (PGDIR_SHIFT + (PAGE_SHIFT + PGD_ORDER - 3)) +#define VA_BITS (PGDIR_SHIFT + (PAGE_SHIFT - 3)) -#define PTRS_PER_PGD ((PAGE_SIZE << PGD_ORDER) >> 3) +#define PTRS_PER_PGD (PAGE_SIZE >> 3) #if CONFIG_PGTABLE_LEVELS > 3 #define PTRS_PER_PUD (PAGE_SIZE >> 3) #endif |