Message ID | 20230324155421.271544-2-alexghiti@rivosinc.com (mailing list archive) |
---|---|
State | Accepted |
Commit | a7407a1318a9d7b5a7de7ab19935de5fc4c47a57 |
Headers | show |
Series | riscv: Use PUD/P4D/PGD pages for the linear mapping | expand |
Context | Check | Description |
---|---|---|
conchuod/cover_letter | success | Series has a cover letter |
conchuod/tree_selection | success | Guessed tree name to be for-next |
conchuod/fixes_present | success | Fixes tag not required for -next series |
conchuod/maintainers_pattern | success | MAINTAINERS pattern errors before the patch: 1 and now 1 |
conchuod/verify_signedoff | success | Signed-off-by tag matches author and committer |
conchuod/kdoc | success | Errors and warnings before: 0 this patch: 0 |
conchuod/build_rv64_clang_allmodconfig | success | Errors and warnings before: 2310 this patch: 2310 |
conchuod/module_param | success | Was 0 now: 0 |
conchuod/build_rv64_gcc_allmodconfig | success | Errors and warnings before: 17794 this patch: 17794 |
conchuod/build_rv32_defconfig | success | Build OK |
conchuod/dtb_warn_rv64 | success | Errors and warnings before: 3 this patch: 3 |
conchuod/header_inline | success | No static functions without inline keyword in header files |
conchuod/checkpatch | success | total: 0 errors, 0 warnings, 0 checks, 33 lines checked |
conchuod/source_inline | success | Was 0 now: 0 |
conchuod/build_rv64_nommu_k210_defconfig | success | Build OK |
conchuod/verify_fixes | success | No Fixes tag |
conchuod/build_rv64_nommu_virt_defconfig | success | Build OK |
diff --git a/arch/riscv/include/asm/page.h b/arch/riscv/include/asm/page.h index 7fed7c431928..8dc686f549b6 100644 --- a/arch/riscv/include/asm/page.h +++ b/arch/riscv/include/asm/page.h @@ -91,8 +91,7 @@ typedef struct page *pgtable_t; #endif #ifdef CONFIG_MMU -extern unsigned long riscv_pfn_base; -#define ARCH_PFN_OFFSET (riscv_pfn_base) +#define ARCH_PFN_OFFSET (PFN_DOWN((unsigned long)phys_ram_base)) #else #define ARCH_PFN_OFFSET (PAGE_OFFSET >> PAGE_SHIFT) #endif /* CONFIG_MMU */ diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index 87f6a5d475a6..cc558d94559a 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -271,9 +271,6 @@ static void __init setup_bootmem(void) #ifdef CONFIG_MMU struct pt_alloc_ops pt_ops __initdata; -unsigned long riscv_pfn_base __ro_after_init; -EXPORT_SYMBOL(riscv_pfn_base); - pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned_bss; pgd_t trampoline_pg_dir[PTRS_PER_PGD] __page_aligned_bss; static pte_t fixmap_pte[PTRS_PER_PTE] __page_aligned_bss; @@ -285,7 +282,6 @@ static pmd_t __maybe_unused early_dtb_pmd[PTRS_PER_PMD] __initdata __aligned(PAG #ifdef CONFIG_XIP_KERNEL #define pt_ops (*(struct pt_alloc_ops *)XIP_FIXUP(&pt_ops)) -#define riscv_pfn_base (*(unsigned long *)XIP_FIXUP(&riscv_pfn_base)) #define trampoline_pg_dir ((pgd_t *)XIP_FIXUP(trampoline_pg_dir)) #define fixmap_pte ((pte_t *)XIP_FIXUP(fixmap_pte)) #define early_pg_dir ((pgd_t *)XIP_FIXUP(early_pg_dir)) @@ -985,7 +981,7 @@ asmlinkage void __init setup_vm(uintptr_t dtb_pa) kernel_map.va_pa_offset = PAGE_OFFSET - kernel_map.phys_addr; kernel_map.va_kernel_pa_offset = kernel_map.virt_addr - kernel_map.phys_addr; - riscv_pfn_base = PFN_DOWN(kernel_map.phys_addr); + phys_ram_base = kernel_map.phys_addr; /* * The default maximal physical memory size is KERN_VIRT_SIZE for 32-bit