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-rw-r--r--arch/riscv/kernel/module.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/riscv/kernel/module.c b/arch/riscv/kernel/module.c
index 73ea36c..5dddba3 100644
--- a/arch/riscv/kernel/module.c
+++ b/arch/riscv/kernel/module.c
@@ -256,6 +256,13 @@ static int apply_r_riscv_add32_rela(struct module *me, u32 *location,
return 0;
}
+static int apply_r_riscv_sub32_rela(struct module *me, u32 *location,
+ Elf_Addr v)
+{
+ *(u32 *)location -= (*(u32 *)v);
+ return 0;
+}
+
static int (*reloc_handlers_rela[]) (struct module *me, u32 *location,
Elf_Addr v) = {
[R_RISCV_64] = apply_r_riscv_64_rela,
@@ -275,6 +282,7 @@ static int (*reloc_handlers_rela[]) (struct module *me, u32 *location,
[R_RISCV_RELAX] = apply_r_riscv_relax_rela,
[R_RISCV_ALIGN] = apply_r_riscv_align_rela,
[R_RISCV_ADD32] = apply_r_riscv_add32_rela,
+ [R_RISCV_SUB32] = apply_r_riscv_sub32_rela,
};
int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,
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