riscv: add __init section marker to some functions

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>

diff --git a/arch/riscv/kernel/traps.c b/arch/riscv/kernel/traps.c
index 3ed2c23601a02959fe15230c192e70bb3d686a5d..6272da7b19d28da2feb084d4fcb7f564b9a280fc 100644 (file)
--- a/arch/riscv/kernel/traps.c
+++ b/arch/riscv/kernel/traps.c
@@ -195,6 +195,6 @@ int is_valid_bugaddr(unsigned long pc)
 #endif /* CONFIG_GENERIC_BUG */
 
 /* stvec & scratch is already set from head.S */
-void trap_init(void)
+void __init trap_init(void)
 {
 }

diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
index dc9b988e0778a0594031a517487facbf804ee114..3de7ec0303421dd0c60f3bfbbe164239c0238c2a 100644 (file)
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c
@@ -60,7 +60,7 @@ static void __init zone_sizes_init(void)
        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);
 }
@@ -78,7 +78,7 @@ static inline void print_mlm(char *name, unsigned long b, unsigned long t)
                  (((t) - (b)) >> 20));
 }
 
-static void print_vm_layout(void)
+static void __init print_vm_layout(void)
 {
        pr_notice("Virtual kernel memory layout:\n");
        print_mlk("fixmap", (unsigned long)FIXADDR_START,
@@ -630,7 +630,7 @@ static inline void setup_vm_final(void)
 #endif /* CONFIG_MMU */
 
 #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 init_text_start = (unsigned long)__init_text_begin;

diff --git a/arch/riscv/mm/kasan_init.c b/arch/riscv/mm/kasan_init.c
index 28f4d52cf17e48df32993538cd0fc70677316b01..4fa412a314f94730ffe3de2a2481760ee28085c4 100644 (file)
--- a/arch/riscv/mm/kasan_init.c
+++ b/arch/riscv/mm/kasan_init.c
@@ -48,7 +48,7 @@ asmlinkage void __init kasan_early_init(void)
        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;
        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));
 }
 
-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;
        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));
 }
 
-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;
        pgd_t *pgdp = pgd_offset_k(vaddr);

diff --git a/arch/riscv/mm/ptdump.c b/arch/riscv/mm/ptdump.c
index 0aba4421115ca324650a5e51aa436ea53ce5da6b..92179598d8f8a479b78b16aef7b92462cbcd4561 100644 (file)
--- a/arch/riscv/mm/ptdump.c
+++ b/arch/riscv/mm/ptdump.c
@@ -358,7 +358,7 @@ static int ptdump_show(struct seq_file *m, void *v)
 
 DEFINE_SHOW_ATTRIBUTE(ptdump);
 
-static int ptdump_init(void)
+static int __init ptdump_init(void)
 {
        unsigned int i, j;