diff options
Diffstat (limited to 'arch/riscv/include/asm/mmu.h')
| -rw-r--r-- | arch/riscv/include/asm/mmu.h | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/arch/riscv/include/asm/mmu.h b/arch/riscv/include/asm/mmu.h index 5ff1f19fd45c..cf8e6eac77d5 100644 --- a/arch/riscv/include/asm/mmu.h +++ b/arch/riscv/include/asm/mmu.h @@ -7,7 +7,7 @@ #ifndef _ASM_RISCV_MMU_H #define _ASM_RISCV_MMU_H -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ typedef struct { #ifndef CONFIG_MMU @@ -19,13 +19,27 @@ typedef struct { #ifdef CONFIG_SMP /* A local icache flush is needed before user execution can resume. */ cpumask_t icache_stale_mask; - /* A local tlb flush is needed before user execution can resume. */ - cpumask_t tlb_stale_mask; + /* Force local icache flush on all migrations. */ + bool force_icache_flush; +#endif +#ifdef CONFIG_BINFMT_ELF_FDPIC + unsigned long exec_fdpic_loadmap; + unsigned long interp_fdpic_loadmap; +#endif + unsigned long flags; +#ifdef CONFIG_RISCV_ISA_SUPM + u8 pmlen; #endif } mm_context_t; -void __init create_pgd_mapping(pgd_t *pgdp, uintptr_t va, phys_addr_t pa, - phys_addr_t sz, pgprot_t prot); -#endif /* __ASSEMBLY__ */ +/* Lock the pointer masking mode because this mm is multithreaded */ +#define MM_CONTEXT_LOCK_PMLEN 0 + +#define cntx2asid(cntx) ((cntx) & SATP_ASID_MASK) +#define cntx2version(cntx) ((cntx) & ~SATP_ASID_MASK) + +void __meminit create_pgd_mapping(pgd_t *pgdp, uintptr_t va, phys_addr_t pa, phys_addr_t sz, + pgprot_t prot); +#endif /* __ASSEMBLER__ */ #endif /* _ASM_RISCV_MMU_H */ |