diff options
Diffstat (limited to 'arch/arm/mm/tlb-v4wb.S')
| -rw-r--r-- | arch/arm/mm/tlb-v4wb.S | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/arch/arm/mm/tlb-v4wb.S b/arch/arm/mm/tlb-v4wb.S index c04598fa4d4a..04e46c359e75 100644 --- a/arch/arm/mm/tlb-v4wb.S +++ b/arch/arm/mm/tlb-v4wb.S @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/arch/arm/mm/tlbv4wb.S * * Copyright (C) 1997-2002 Russell King * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * * ARM architecture version 4 TLB handling functions. * These assume a split I/D TLBs w/o I TLB entry, with a write buffer. * @@ -14,6 +11,8 @@ */ #include <linux/linkage.h> #include <linux/init.h> +#include <linux/cfi_types.h> +#include <asm/assembler.h> #include <asm/asm-offsets.h> #include <asm/tlbflush.h> #include "proc-macros.S" @@ -29,11 +28,11 @@ * - mm - mm_struct describing address space */ .align 5 -ENTRY(v4wb_flush_user_tlb_range) +SYM_TYPED_FUNC_START(v4wb_flush_user_tlb_range) vma_vm_mm ip, r2 act_mm r3 @ get current->active_mm eors r3, ip, r3 @ == mm ? - movne pc, lr @ no, we dont do anything + retne lr @ no, we dont do anything vma_vm_flags r2, r2 mcr p15, 0, r3, c7, c10, 4 @ drain WB tst r2, #VM_EXEC @@ -44,7 +43,8 @@ ENTRY(v4wb_flush_user_tlb_range) add r0, r0, #PAGE_SZ cmp r0, r1 blo 1b - mov pc, lr + ret lr +SYM_FUNC_END(v4wb_flush_user_tlb_range) /* * v4_flush_kern_tlb_range(start, end) @@ -55,7 +55,7 @@ ENTRY(v4wb_flush_user_tlb_range) * - start - virtual address (may not be aligned) * - end - virtual address (may not be aligned) */ -ENTRY(v4wb_flush_kern_tlb_range) +SYM_TYPED_FUNC_START(v4wb_flush_kern_tlb_range) mov r3, #0 mcr p15, 0, r3, c7, c10, 4 @ drain WB bic r0, r0, #0x0ff @@ -65,9 +65,5 @@ ENTRY(v4wb_flush_kern_tlb_range) add r0, r0, #PAGE_SZ cmp r0, r1 blo 1b - mov pc, lr - - __INITDATA - - /* define struct cpu_tlb_fns (see <asm/tlbflush.h> and proc-macros.S) */ - define_tlb_functions v4wb, v4wb_tlb_flags + ret lr +SYM_FUNC_END(v4wb_flush_kern_tlb_range) |