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Can I get information about oldest linux kernel version that can support BTF?The basic support appears to have been added by
Author: Andrii Nakryiko <andriin@...>
Date: Tue Apr 2 09:49:50 2019 -0700
kbuild: add ability to generate BTF type info for vmlinux
The inquiry "git branch --contains e83b9f55448a" will tell you which
of your branches contains this commit.
Hope this helps,