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-rw-r--r--arch/riscv/include/asm/bug.h16
-rw-r--r--arch/riscv/include/asm/pgtable.h23
-rw-r--r--arch/riscv/include/asm/tlbflush.h4
3 files changed, 12 insertions, 31 deletions
diff --git a/arch/riscv/include/asm/bug.h b/arch/riscv/include/asm/bug.h
index 07ceee8b1747..75604fec1b1b 100644
--- a/arch/riscv/include/asm/bug.h
+++ b/arch/riscv/include/asm/bug.h
@@ -12,7 +12,6 @@
#include <asm/asm.h>
-#ifdef CONFIG_GENERIC_BUG
#define __INSN_LENGTH_MASK _UL(0x3)
#define __INSN_LENGTH_32 _UL(0x3)
#define __COMPRESSED_INSN_MASK _UL(0xffff)
@@ -20,7 +19,6 @@
#define __BUG_INSN_32 _UL(0x00100073) /* ebreak */
#define __BUG_INSN_16 _UL(0x9002) /* c.ebreak */
-#ifndef __ASSEMBLY__
typedef u32 bug_insn_t;
#ifdef CONFIG_GENERIC_BUG_RELATIVE_POINTERS
@@ -43,6 +41,7 @@ typedef u32 bug_insn_t;
RISCV_SHORT " %2"
#endif
+#ifdef CONFIG_GENERIC_BUG
#define __BUG_FLAGS(flags) \
do { \
__asm__ __volatile__ ( \
@@ -58,14 +57,10 @@ do { \
"i" (flags), \
"i" (sizeof(struct bug_entry))); \
} while (0)
-
-#endif /* !__ASSEMBLY__ */
#else /* CONFIG_GENERIC_BUG */
-#ifndef __ASSEMBLY__
#define __BUG_FLAGS(flags) do { \
__asm__ __volatile__ ("ebreak\n"); \
} while (0)
-#endif /* !__ASSEMBLY__ */
#endif /* CONFIG_GENERIC_BUG */
#define BUG() do { \
@@ -79,15 +74,10 @@ do { \
#include <asm-generic/bug.h>
-#ifndef __ASSEMBLY__
-
struct pt_regs;
struct task_struct;
-extern void die(struct pt_regs *regs, const char *str);
-extern void do_trap(struct pt_regs *regs, int signo, int code,
- unsigned long addr);
-
-#endif /* !__ASSEMBLY__ */
+void die(struct pt_regs *regs, const char *str);
+void do_trap(struct pt_regs *regs, int signo, int code, unsigned long addr);
#endif /* _ASM_RISCV_BUG_H */
diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h
index 7255f2d8395b..0352f20c29f4 100644
--- a/arch/riscv/include/asm/pgtable.h
+++ b/arch/riscv/include/asm/pgtable.h
@@ -87,14 +87,6 @@ extern pgd_t swapper_pg_dir[];
#define VMALLOC_END (PAGE_OFFSET - 1)
#define VMALLOC_START (PAGE_OFFSET - VMALLOC_SIZE)
-#define FIXADDR_TOP VMALLOC_START
-#ifdef CONFIG_64BIT
-#define FIXADDR_SIZE PMD_SIZE
-#else
-#define FIXADDR_SIZE PGDIR_SIZE
-#endif
-#define FIXADDR_START (FIXADDR_TOP - FIXADDR_SIZE)
-
/*
* Roughly size the vmemmap space to be large enough to fit enough
* struct pages to map half the virtual address space. Then
@@ -108,6 +100,14 @@ extern pgd_t swapper_pg_dir[];
#define vmemmap ((struct page *)VMEMMAP_START)
+#define FIXADDR_TOP (VMEMMAP_START)
+#ifdef CONFIG_64BIT
+#define FIXADDR_SIZE PMD_SIZE
+#else
+#define FIXADDR_SIZE PGDIR_SIZE
+#endif
+#define FIXADDR_START (FIXADDR_TOP - FIXADDR_SIZE)
+
/*
* ZERO_PAGE is a global shared page that is always zero,
* used for zero-mapped memory areas, etc.
@@ -184,10 +184,7 @@ static inline pte_t pfn_pte(unsigned long pfn, pgprot_t prot)
return __pte((pfn << _PAGE_PFN_SHIFT) | pgprot_val(prot));
}
-static inline pte_t mk_pte(struct page *page, pgprot_t prot)
-{
- return pfn_pte(page_to_pfn(page), prot);
-}
+#define mk_pte(page, prot) pfn_pte(page_to_pfn(page), prot)
#define pte_index(addr) (((addr) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))
@@ -428,9 +425,7 @@ static inline int ptep_clear_flush_young(struct vm_area_struct *vma,
#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
#define __swp_entry_to_pte(x) ((pte_t) { (x).val })
-#ifdef CONFIG_FLATMEM
#define kern_addr_valid(addr) (1) /* FIXME */
-#endif
extern void *dtb_early_va;
extern void setup_bootmem(void);
diff --git a/arch/riscv/include/asm/tlbflush.h b/arch/riscv/include/asm/tlbflush.h
index 37ae4e367ad2..f02188a5b0f4 100644
--- a/arch/riscv/include/asm/tlbflush.h
+++ b/arch/riscv/include/asm/tlbflush.h
@@ -10,10 +10,6 @@
#include <linux/mm_types.h>
#include <asm/smp.h>
-/*
- * Flush entire local TLB. 'sfence.vma' implicitly fences with the instruction
- * cache as well, so a 'fence.i' is not necessary.
- */
static inline void local_flush_tlb_all(void)
{
__asm__ __volatile__ ("sfence.vma" : : : "memory");