On 14/12/2015 09:41, Alvise Rigo wrote: > Use the new slow path for atomic instruction translation when the > softmmu is enabled. > > Suggested-by: Jani Kokkonen <jani.kokko...@huawei.com> > Suggested-by: Claudio Fontana <claudio.font...@huawei.com> > Signed-off-by: Alvise Rigo <a.r...@virtualopensystems.com> > --- > configure | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/configure b/configure > index b9552fd..cc3891a 100755 > --- a/configure > +++ b/configure > @@ -4794,6 +4794,7 @@ echo "Install blobs $blobs" > echo "KVM support $kvm" > echo "RDMA support $rdma" > echo "TCG interpreter $tcg_interpreter" > +echo "use ld/st excl $softmmu" > echo "fdt support $fdt" > echo "preadv support $preadv" > echo "fdatasync $fdatasync" > @@ -5186,6 +5187,9 @@ fi > if test "$tcg_interpreter" = "yes" ; then > echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak > fi > +if test "$softmmu" = "yes" ; then > + echo "CONFIG_TCG_USE_LDST_EXCL=y" >> $config_host_mak > +fi
Just use CONFIG_SOFTMMU in translate.c, no? A target other than ARM might need ll/sc in user-mode emulation as well. Paolo > if test "$fdatasync" = "yes" ; then > echo "CONFIG_FDATASYNC=y" >> $config_host_mak > fi >
