Re: [PATCH 0/3] dwarves,libbpf: Add support to use optional extended section index table

2021-01-19 Thread Joe Lawrence
On Tue, Jan 19, 2021 at 11:12:17PM +0100, Jiri Olsa wrote: > hi, > kpatch guys hit an issue with pahole over their vmlinux, which > contains many (over 10) sections, pahole crashes. > FWIW this is probably only going to be problem when building the kernel with -f[function|data]-sections and t

[PATCH 0/3] dwarves,libbpf: Add support to use optional extended section index table

2021-01-19 Thread Jiri Olsa
hi, kpatch guys hit an issue with pahole over their vmlinux, which contains many (over 10) sections, pahole crashes. With so many sections, ELF is using extended section index table, which is used to hold values for some of the indexes and extra code is needed to retrieve them. This patchset