| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef _SPARC64_TLB_H |
| 3 | #define _SPARC64_TLB_H |
| 4 | |
| 5 | #include <linux/swap.h> |
| 6 | #include <linux/pagemap.h> |
| 7 | #include <asm/pgalloc.h> |
| 8 | #include <asm/tlbflush.h> |
| 9 | #include <asm/mmu_context.h> |
| 10 | |
| 11 | #ifdef CONFIG_SMP |
| 12 | void smp_flush_tlb_pending(struct mm_struct *, |
| 13 | unsigned long, unsigned long *); |
| 14 | #endif |
| 15 | |
| 16 | #ifdef CONFIG_SMP |
| 17 | void smp_flush_tlb_mm(struct mm_struct *mm); |
| 18 | #define do_flush_tlb_mm(mm) smp_flush_tlb_mm(mm) |
| 19 | #else |
| 20 | #define do_flush_tlb_mm(mm) __flush_tlb_mm(CTX_HWBITS(mm->context), SECONDARY_CONTEXT) |
| 21 | #endif |
| 22 | |
| 23 | void __flush_tlb_pending(unsigned long, unsigned long, unsigned long *); |
| 24 | void flush_tlb_pending(void); |
| 25 | |
| 26 | #define tlb_start_vma(tlb, vma) do { } while (0) |
| 27 | #define tlb_end_vma(tlb, vma) do { } while (0) |
| 28 | #define __tlb_remove_tlb_entry(tlb, ptep, address) do { } while (0) |
| 29 | #define tlb_flush(tlb) flush_tlb_pending() |
| 30 | |
| 31 | /* |
| 32 | * SPARC64's hardware TLB fill does not use the Linux page-tables |
| 33 | * and therefore we don't need a TLBI when freeing page-table pages. |
| 34 | */ |
| 35 | |
| 36 | #ifdef CONFIG_HAVE_RCU_TABLE_FREE |
| 37 | #define tlb_needs_table_invalidate() (false) |
| 38 | #endif |
| 39 | |
| 40 | #include <asm-generic/tlb.h> |
| 41 | |
| 42 | #endif /* _SPARC64_TLB_H */ |