[PATCH bpf-next v3 0/2] bpf, arm64: fix bpf line info

Martin KaFai Lau kafai at fb.com
Wed Feb 16 10:29:42 PST 2022


On Tue, Feb 08, 2022 at 09:25:37AM +0800, Hou Tao wrote:
> Hi,
> 
> The patchset addresses two issues in bpf line info for arm64:
> 
> (1) insn_to_jit_off only considers the body itself and ignores
>     prologue before the body. Fixed in patch #1.
> 
> (2) insn_to_jit_off passed to bpf_prog_fill_jited_linfo() is
>     calculated in instruction granularity instead of bytes
>     granularity. Fixed in patch #2.
> 
> Comments are always welcome.
> 
> Regards,
> Tao
> 
> Change Log:
> v3:
>  * patch #2: explain why bpf2a64_offset() needs update
>  * add Fixes tags in both patches
It makes sense to me on the bpf linfo expectation.  It will be
useful to also get some eyes from the arm experts.

Acked-by: Martin KaFai Lau <kafai at fb.com>



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