[PATCH v6 1/2] function_graph: Support recording and printing the return value of function

Donglin Peng pengdonglin at sangfor.com.cn
Tue Mar 21 18:48:22 PDT 2023


On 2023/3/22 6:27, Conor Dooley wrote:
> On Tue, Mar 21, 2023 at 01:46:49AM -0700, Donglin Peng wrote:
>> diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
>> index c5e42cc37604..3efa4f645a39 100644
>> --- a/arch/riscv/Kconfig
>> +++ b/arch/riscv/Kconfig
>> @@ -139,6 +139,7 @@ config RISCV
>>   	select HAVE_DYNAMIC_FTRACE_WITH_REGS if HAVE_DYNAMIC_FTRACE
>>   	select HAVE_FTRACE_MCOUNT_RECORD if !XIP_KERNEL
>>   	select HAVE_FUNCTION_GRAPH_TRACER
>> +	select HAVE_FUNCTION_GRAPH_RETVAL if HAVE_FUNCTION_GRAPH_TRACER
>>   	select HAVE_FUNCTION_TRACER if !XIP_KERNEL && !PREEMPTION
> 
> BTW, and this is such a minor nit, but if you end up having to do a respin
> of this for some other reason, would you mind adding the new option in
> alphabetical order?

Thanks, no problem.

> 
> Thanks,
> Conor.




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