Re: [PATCH] powerpc/ftrace: fix syscall tracing on PPC64_ELF_ABI_V1

From: Michael Ellerman
Date: Thu Dec 08 2022 - 07:50:38 EST


On Thu, 1 Dec 2022 11:14:42 -0500, Michael Jeanson wrote:
> In v5.7 the powerpc syscall entry/exit logic was rewritten in C, on
> PPC64_ELF_ABI_V1 this resulted in the symbols in the syscall table
> changing from their dot prefixed variant to the non-prefixed ones.
>
> Since ftrace prefixes a dot to the syscall names when matching them to
> build its syscall event list, this resulted in no syscall events being
> available.
>
> [...]

Applied to powerpc/next.

[1/1] powerpc/ftrace: fix syscall tracing on PPC64_ELF_ABI_V1
https://git.kernel.org/powerpc/c/ad050d2390fccb22aa3e6f65e11757ce7a5a7ca5

cheers