On Wed, Mar 08, 2017 at 04:27:11PM +0100, Dmitry Vyukov wrote: > On Wed, Mar 8, 2017 at 4:20 PM, Mark Rutland <mark.rutland@xxxxxxx> wrote: > > As in my other reply, I'd prefer that we wrapped the (arch-specific) > > atomic implementations such that we can instrument them explicitly in a > > core header. That means that the implementation and semantics of the > > atomics don't change at all. > > > > Note that we could initially do this just for x86 and arm64), e.g. by > > having those explicitly include an <asm-generic/atomic-instrumented.h> > > at the end of their <asm/atomic.h>. > > How exactly do you want to do this incrementally? > I don't feel ready to shuffle all archs, but doing x86 in one patch > and then arm64 in another looks tractable. I guess we'd have three patches: one adding the header and any core infrastructure, followed by separate patches migrating arm64 and x86 over. Thanks, Mark. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>
