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Diffstat (limited to 'arch/riscv/kernel/sbi.c')
-rw-r--r--arch/riscv/kernel/sbi.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/riscv/kernel/sbi.c b/arch/riscv/kernel/sbi.c
index fa0dd881fc5e..a404d648ef79 100644
--- a/arch/riscv/kernel/sbi.c
+++ b/arch/riscv/kernel/sbi.c
@@ -11,14 +11,14 @@
#include <asm/smp.h>
/* default SBI version is 0.1 */
-unsigned long sbi_spec_version = SBI_SPEC_VERSION_DEFAULT;
+unsigned long sbi_spec_version __ro_after_init = SBI_SPEC_VERSION_DEFAULT;
EXPORT_SYMBOL(sbi_spec_version);
-static void (*__sbi_set_timer)(uint64_t stime);
-static int (*__sbi_send_ipi)(const unsigned long *hart_mask);
+static void (*__sbi_set_timer)(uint64_t stime) __ro_after_init;
+static int (*__sbi_send_ipi)(const unsigned long *hart_mask) __ro_after_init;
static int (*__sbi_rfence)(int fid, const unsigned long *hart_mask,
unsigned long start, unsigned long size,
- unsigned long arg4, unsigned long arg5);
+ unsigned long arg4, unsigned long arg5) __ro_after_init;
struct sbiret sbi_ecall(int ext, int fid, unsigned long arg0,
unsigned long arg1, unsigned long arg2,