Re: [PATCH v5 9/9] riscv/kprobe: Search free registers from unused caller-saved ones

liaochang (A)
2023-01-04T08:38:28Z

在 2023/1/3 2:04, Björn Töpel 写道:
> Chen Guokai <chenguokai17@mails.ucas.ac.cn> writes:
>
>> diff --git a/arch/riscv/kernel/probes/opt.c b/arch/riscv/kernel/probes/opt.c
>> index 1c0e9d218f6f..884e77d2df4c 100644
>> --- a/arch/riscv/kernel/probes/opt.c
>> +++ b/arch/riscv/kernel/probes/opt.c
>> @@ -12,6 +12,7 @@
>> #include <asm/kprobes.h>
>> #include <asm/patch.h>
>> #include <asm/asm-offsets.h>
>> +#include <linux/extable.h>
>>
>> #include "simulate-insn.h"
>> #include "decode-insn.h"
>> @@ -130,7 +131,7 @@ static void prepare_detour_buffer(kprobe_opcode_t *code, kprobe_opcode_t *slot,
>> * as a destination register before any branch or jump instruction.
>> */
>> static void find_register(unsigned long start, unsigned long end,
>> - unsigned long *write, unsigned long *read)
>> + unsigned long *write, unsigned long *read)
>
> Probably a patch messup; This makes the series no apply fully.

Not sure, i will apply this patch to latest kernel(Linux 6.2-rc2)

>
>
> Björn

--
BR,
Liao, Chang