Unverified Commit cdd1b2bd authored by Jisheng Zhang's avatar Jisheng Zhang Committed by Palmer Dabbelt
Browse files

riscv: kprobes: Implement alloc_insn_page()

Allocate PAGE_KERNEL_READ_EXEC(read only, executable) page for kprobes
insn page. This is to prepare for STRICT_MODULE_RWX.

Signed-off-by: default avatarJisheng Zhang <jszhang@kernel.org>
Signed-off-by: default avatarPalmer Dabbelt <palmerdabbelt@google.com>
parent 300f62c3
......@@ -84,6 +84,14 @@ int __kprobes arch_prepare_kprobe(struct kprobe *p)
return 0;
void *alloc_insn_page(void)
return __vmalloc_node_range(PAGE_SIZE, 1, VMALLOC_START, VMALLOC_END,
/* install breakpoint in text */
void __kprobes arch_arm_kprobe(struct kprobe *p)
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment