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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-11-28 02:00:35 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-11-28 02:00:35 +0300 |
commit | c84e1efae022071a4fcf9f1899bf71777c49943a (patch) | |
tree | ec9b99583d83a28998a756b32a1b1e86689b76a7 /arch/arm/include | |
parent | 303bc934722b53163bfb1c25da7db5d35c0e51b6 (diff) | |
parent | cef397038167ac15d085914493d6c86385773709 (diff) | |
download | linux-c84e1efae022071a4fcf9f1899bf71777c49943a.tar.xz |
Merge tag 'asm-generic-fixes-5.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic
Pull asm-generic fix from Arnd Bergmann:
"Add correct MAX_POSSIBLE_PHYSMEM_BITS setting to asm-generic.
This is a single bugfix for a bug that Stefan Agner found on 32-bit
Arm, but that exists on several other architectures"
* tag 'asm-generic-fixes-5.10-2' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic:
arch: pgtable: define MAX_POSSIBLE_PHYSMEM_BITS where needed
Diffstat (limited to 'arch/arm/include')
-rw-r--r-- | arch/arm/include/asm/pgtable-2level.h | 2 | ||||
-rw-r--r-- | arch/arm/include/asm/pgtable-3level.h | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/include/asm/pgtable-2level.h b/arch/arm/include/asm/pgtable-2level.h index 3502c2f746ca..baf7d0204eb5 100644 --- a/arch/arm/include/asm/pgtable-2level.h +++ b/arch/arm/include/asm/pgtable-2level.h @@ -75,6 +75,8 @@ #define PTE_HWTABLE_OFF (PTE_HWTABLE_PTRS * sizeof(pte_t)) #define PTE_HWTABLE_SIZE (PTRS_PER_PTE * sizeof(u32)) +#define MAX_POSSIBLE_PHYSMEM_BITS 32 + /* * PMD_SHIFT determines the size of the area a second-level page table can map * PGDIR_SHIFT determines what a third-level page table entry can map diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h index fbb6693c3352..2b85d175e999 100644 --- a/arch/arm/include/asm/pgtable-3level.h +++ b/arch/arm/include/asm/pgtable-3level.h @@ -25,6 +25,8 @@ #define PTE_HWTABLE_OFF (0) #define PTE_HWTABLE_SIZE (PTRS_PER_PTE * sizeof(u64)) +#define MAX_POSSIBLE_PHYSMEM_BITS 40 + /* * PGDIR_SHIFT determines the size a top-level page table entry can map. */ |