[PATCH v2 1/9] riscv: add __init section marker to some functions
From: Jisheng Zhang <hidden>
Date: 2021-03-31 16:31:19
Also in:
linux-riscv, lkml, netdev
Subsystem:
kasan, risc-v architecture, the rest · Maintainers:
Andrey Ryabinin, Paul Walmsley, Palmer Dabbelt, Albert Ou, Linus Torvalds
From: Jisheng Zhang <jszhang@kernel.org> 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> --- arch/riscv/kernel/traps.c | 2 +- arch/riscv/mm/init.c | 6 +++--- arch/riscv/mm/kasan_init.c | 6 +++--- arch/riscv/mm/ptdump.c | 2 +- 4 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/arch/riscv/kernel/traps.c b/arch/riscv/kernel/traps.c
index 1357abf79570..07fdded10c21 100644
--- a/arch/riscv/kernel/traps.c
+++ b/arch/riscv/kernel/traps.c@@ -197,6 +197,6 @@ 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 067583ab1bd7..76bf2de8aa59 100644
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c@@ -57,7 +57,7 @@ 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); }
@@ -75,7 +75,7 @@ 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,
@@ -557,7 +557,7 @@ 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 4f85c6d0ddf8..e1d041ac1534 100644
--- a/arch/riscv/mm/kasan_init.c
+++ b/arch/riscv/mm/kasan_init.c@@ -60,7 +60,7 @@ 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;
@@ -82,7 +82,7 @@ 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;
@@ -117,7 +117,7 @@ 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 ace74dec7492..3b7b6e4d025e 100644
--- a/arch/riscv/mm/ptdump.c
+++ b/arch/riscv/mm/ptdump.c@@ -331,7 +331,7 @@ 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;
--
2.31.0