Hi!
commit 25dc1d6cc3082aab293e5dad47623b550f7ddd2a upstream.
Even if this file was not in an uapi directory, it was exported because it was listed in the Kbuild file.
While good idea for mainline, I don't think this belongs to stable.
Dropping it should not result in problems.
Pavel
stable.> +++ b/arch/x86/include/uapi/asm/Kbuild
@@ -27,7 +27,6 @@ header-y += ldt.h header-y += mce.h header-y += mman.h header-y += msgbuf.h -header-y += msr-index.h header-y += msr.h header-y += mtrr.h header-y += param.h