Re: [PATCH bpf-next v3 3/3] selftests/bpf: Test the inlining of bpf_kptr_xchg()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On 1/5/2024 9:26 PM, Eduard Zingerman wrote:
> On Fri, 2024-01-05 at 18:48 +0800, Hou Tao wrote:
>> From: Hou Tao <houtao1@xxxxxxxxxx>
>>
>> The test uses bpf_prog_get_info_by_fd() to obtain the xlated
>> instructions of the program first. Since these instructions have
>> already been rewritten by the verifier, the tests then checks whether
>> the rewritten instructions are as expected. And to ensure LLVM generates
>> code exactly as expected, use inline assembly and a naked function.
>>
>> Suggested-by: Eduard Zingerman <eddyz87@xxxxxxxxx>
>> Signed-off-by: Hou Tao <houtao1@xxxxxxxxxx>
>> ---
> Acked-by: Eduard Zingerman <eddyz87@xxxxxxxxx>
>
> Thank you for this adjustment.

And thanks for the suggestions. Due to these great suggestions, I have
learned how to write BPF assembly code.





[Index of Archives]     [Linux Samsung SoC]     [Linux Rockchip SoC]     [Linux Actions SoC]     [Linux for Synopsys ARC Processors]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]


  Powered by Linux