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riscv: add __init section marker to some functions

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They are not needed after booting, so mark them as __init to move them
to the __init section.

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
This commit is contained in:
Jisheng Zhang 2021-03-30 02:22:21 +08:00 committed by Palmer Dabbelt
parent 0df68ce4c2
commit 1987501b11
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GPG Key ID: 2E1319F35FBB1889
4 changed files with 8 additions and 8 deletions
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2
arch/riscv/kernel/traps.c
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@ -195,6 +195,6 @@ int is_valid_bugaddr(unsigned long pc)
#endif /* CONFIG_GENERIC_BUG */ #endif /* CONFIG_GENERIC_BUG */
/* stvec & scratch is already set from head.S */ /* stvec & scratch is already set from head.S */
void trap_init(void) void __init trap_init(void)
{ {
} }

6
arch/riscv/mm/init.c
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@ -60,7 +60,7 @@ static void __init zone_sizes_init(void)
free_area_init(max_zone_pfns); free_area_init(max_zone_pfns);
} }
static void setup_zero_page(void) static void __init setup_zero_page(void)
{ {
memset((void *)empty_zero_page, 0, PAGE_SIZE); memset((void *)empty_zero_page, 0, PAGE_SIZE);
} }
@ -78,7 +78,7 @@ static inline void print_mlm(char *name, unsigned long b, unsigned long t)
(((t) - (b)) >> 20)); (((t) - (b)) >> 20));
} }
static void print_vm_layout(void) static void __init print_vm_layout(void)
{ {
pr_notice("Virtual kernel memory layout:\n"); pr_notice("Virtual kernel memory layout:\n");
print_mlk("fixmap", (unsigned long)FIXADDR_START, print_mlk("fixmap", (unsigned long)FIXADDR_START,
@ -630,7 +630,7 @@ static inline void setup_vm_final(void)
#endif /* CONFIG_MMU */ #endif /* CONFIG_MMU */
#ifdef CONFIG_STRICT_KERNEL_RWX #ifdef CONFIG_STRICT_KERNEL_RWX
void protect_kernel_text_data(void) void __init protect_kernel_text_data(void)
{ {
unsigned long text_start = (unsigned long)_start; unsigned long text_start = (unsigned long)_start;
unsigned long init_text_start = (unsigned long)__init_text_begin; unsigned long init_text_start = (unsigned long)__init_text_begin;

6
arch/riscv/mm/kasan_init.c
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@ -48,7 +48,7 @@ asmlinkage void __init kasan_early_init(void)
local_flush_tlb_all(); local_flush_tlb_all();
} }
static void kasan_populate_pte(pmd_t *pmd, unsigned long vaddr, unsigned long end) static void __init kasan_populate_pte(pmd_t *pmd, unsigned long vaddr, unsigned long end)
{ {
phys_addr_t phys_addr; phys_addr_t phys_addr;
pte_t *ptep, *base_pte; pte_t *ptep, *base_pte;
@ -70,7 +70,7 @@ static void kasan_populate_pte(pmd_t *pmd, unsigned long vaddr, unsigned long en
set_pmd(pmd, pfn_pmd(PFN_DOWN(__pa(base_pte)), PAGE_TABLE)); set_pmd(pmd, pfn_pmd(PFN_DOWN(__pa(base_pte)), PAGE_TABLE));
} }
static void kasan_populate_pmd(pgd_t *pgd, unsigned long vaddr, unsigned long end) static void __init kasan_populate_pmd(pgd_t *pgd, unsigned long vaddr, unsigned long end)
{ {
phys_addr_t phys_addr; phys_addr_t phys_addr;
pmd_t *pmdp, *base_pmd; pmd_t *pmdp, *base_pmd;
@ -105,7 +105,7 @@ static void kasan_populate_pmd(pgd_t *pgd, unsigned long vaddr, unsigned long en
set_pgd(pgd, pfn_pgd(PFN_DOWN(__pa(base_pmd)), PAGE_TABLE)); set_pgd(pgd, pfn_pgd(PFN_DOWN(__pa(base_pmd)), PAGE_TABLE));
} }
static void kasan_populate_pgd(unsigned long vaddr, unsigned long end) static void __init kasan_populate_pgd(unsigned long vaddr, unsigned long end)
{ {
phys_addr_t phys_addr; phys_addr_t phys_addr;
pgd_t *pgdp = pgd_offset_k(vaddr); pgd_t *pgdp = pgd_offset_k(vaddr);

2
arch/riscv/mm/ptdump.c
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@ -358,7 +358,7 @@ static int ptdump_show(struct seq_file *m, void *v)
DEFINE_SHOW_ATTRIBUTE(ptdump); DEFINE_SHOW_ATTRIBUTE(ptdump);
static int ptdump_init(void) static int __init ptdump_init(void)
{ {
unsigned int i, j; unsigned int i, j;