Am 06.01.2012 15:01, schrieb Stefan Hajnoczi: > Signed-off-by: Stefan Hajnoczi <stefa...@linux.vnet.ibm.com> > --- > Makefile.objs | 1 + > qemu-coroutine-sleep.c | 38 ++++++++++++++++++++++++++++++++++++++ > qemu-coroutine.h | 6 ++++++ > 3 files changed, 45 insertions(+), 0 deletions(-) > create mode 100644 qemu-coroutine-sleep.c
> diff --git a/qemu-coroutine.h b/qemu-coroutine.h > index 8a55fe1..bae1ffe 100644 > --- a/qemu-coroutine.h > +++ b/qemu-coroutine.h > @@ -17,6 +17,7 @@ > > #include <stdbool.h> > #include "qemu-queue.h" > +#include "qemu-timer.h" > > /** > * Coroutines are a mechanism for stack switching and can be used for > @@ -199,4 +200,9 @@ void qemu_co_rwlock_wrlock(CoRwlock *lock); > */ > void qemu_co_rwlock_unlock(CoRwlock *lock); > > +/** > + * Yield the coroutine for a given duration > + */ > +void coroutine_fn co_sleep_ns(QEMUClock *clock, int64_t ns); > + > #endif /* QEMU_COROUTINE_H */ As you mentioned on IRC yesterday, timers don't work in the tools. There should probably be a warning in the comment (or a fix before this is merged) Kevin