Re: [RFC PATCH] Syscall tracing on PPC64_ELF_ABI_V1 without KALLSYMS_ALL

2022-12-14 Thread Michael Jeanson
On 2022-12-13 02:29, Christophe Leroy wrote: The changes are absolutely not specific to powerpc. You should adjust the subject accordingly, and copy linux-arch and tracing and probably also ia64 and parisc. I was hoping to get feedback from the PPC maintainers before posting something more wid

Re: [RFC PATCH] Syscall tracing on PPC64_ELF_ABI_V1 without KALLSYMS_ALL

2022-12-12 Thread Christophe Leroy
The changes are absolutely not specific to powerpc. You should adjust the subject accordingly, and copy linux-arch and tracing and probably also ia64 and parisc. Le 12/12/2022 à 22:21, Michael Jeanson a écrit : > In ad050d2390fccb22aa3e6f65e11757ce7a5a7ca5 we fixed ftrace syscall > tracing on PP

[RFC PATCH] Syscall tracing on PPC64_ELF_ABI_V1 without KALLSYMS_ALL

2022-12-12 Thread Michael Jeanson
In ad050d2390fccb22aa3e6f65e11757ce7a5a7ca5 we fixed ftrace syscall tracing on PPC64_ELF_ABI_V1 by looking for the non-dot prefixed symbol of a syscall. Ftrace uses kallsyms to locate syscall symbols and those non-dot prefixed symbols reside in a separate '.opd' section which is not included by ka