On Wed, 2017-11-15 at 18:53 +0100, John Paul Adrian Glaubitz wrote: > As for the atomics: What strikes me odd is that upstream claims that > ARMv6 is supported. But to my current knowledge, proper atomics were > only introduced with ARMv7.
ARMv6 has 32-bit atomics (LDREX and STREX instructions), and ARMv6K adds 8-, 16-, and 64-bit versions. -- Tixy