WSL2-Linux-Kernel/arch/x86/lib/error-inject.c

25 строки
538 B
C

// SPDX-License-Identifier: GPL-2.0
#include <linux/linkage.h>
#include <linux/error-injection.h>
#include <linux/kprobes.h>
#include <linux/objtool.h>
asmlinkage void just_return_func(void);
asm(
".text\n"
".type just_return_func, @function\n"
".globl just_return_func\n"
"just_return_func:\n"
ANNOTATE_NOENDBR
ASM_RET
".size just_return_func, .-just_return_func\n"
);
void override_function_with_return(struct pt_regs *regs)
{
regs->ip = (unsigned long)&just_return_func;
}
NOKPROBE_SYMBOL(override_function_with_return);