On Mon, Jul 30, 2018 at 6:35 PM, Nick Desaulniers <ndesaulniers@xxxxxxxxxx> wrote: > On Mon, Jul 30, 2018 at 2:46 AM Mark Rutland <mark.rutland@xxxxxxx> wrote: >> >> On Mon, Jul 30, 2018 at 11:40:49AM +0200, Sedat Dilek wrote: >> > What are your plans to have... >> > >> > 4d2b25f630c7 locking/atomics: Instrument cmpxchg_double*() >> > f9881cc43b11 locking/atomics: Instrument xchg() >> > df79ed2c0643 locking/atomics: Simplify cmpxchg() instrumentation >> > 00d5551cc4ee locking/atomics/x86: Reduce arch_cmpxchg64*() instrumentation >> > >> > ...for example in Linux 4.18 or 4.17.y? >> >> I have no plans to have these backported. > > If they help us compile with clang, we'll backport to 4.17, 4.14, 4.9, > and 4.4 stable. From > https://github.com/ClangBuiltLinux/linux/issues/3#issuecomment-408839428, > it sounds like that is the case. > The commit in Linus upstream tree is... b06ed71a624b locking/atomic, asm-generic: Add asm-generic/atomic-instrumented.h sdi@iniza:~/src/linux-kernel/linux$ git describe --contains b06ed71a624b v4.17-rc1~180^2~9 ...so backporting makes sense for linux-stable-4.17.y? - sed@ -
