Message ID | 20101004211558.GB27035@udp111988uds.am.freescale.net |
---|---|
State | New |
Headers | show |
On Mon, Oct 04, 2010 at 04:15:58PM -0500, Scott Wood wrote: > This will deadlock when the I/O thread is used, since the > CPU thread is blocked waiting for qemu_system_ready. > > The synchronization is unnecessary since this is before > cpu_synchronize_all_post_init(). > > Signed-off-by: Scott Wood <scottwood@freescale.com> > --- > hw/ppc440_bamboo.c | 2 -- > hw/ppce500_mpc8544ds.c | 2 -- > 2 files changed, 0 insertions(+), 4 deletions(-) Any comment on/objection to this patch? -Scott > > diff --git a/hw/ppc440_bamboo.c b/hw/ppc440_bamboo.c > index 34ddf45..645e84f 100644 > --- a/hw/ppc440_bamboo.c > +++ b/hw/ppc440_bamboo.c > @@ -156,8 +156,6 @@ static void bamboo_init(ram_addr_t ram_size, > exit(1); > } > > - cpu_synchronize_state(env); > - > /* Set initial guest state. */ > env->gpr[1] = (16<<20) - 8; > env->gpr[3] = FDT_ADDR; > diff --git a/hw/ppce500_mpc8544ds.c b/hw/ppce500_mpc8544ds.c > index 1422fad..f7e9465 100644 > --- a/hw/ppce500_mpc8544ds.c > +++ b/hw/ppce500_mpc8544ds.c > @@ -269,8 +269,6 @@ static void mpc8544ds_init(ram_addr_t ram_size, > exit(1); > } > > - cpu_synchronize_state(env); > - > /* Set initial guest state. */ > env->gpr[1] = (16<<20) - 8; > env->gpr[3] = dt_base; > -- > 1.7.0.4 > >
Am 18.10.2010 20:32, Scott Wood wrote: > On Mon, Oct 04, 2010 at 04:15:58PM -0500, Scott Wood wrote: >> This will deadlock when the I/O thread is used, since the >> CPU thread is blocked waiting for qemu_system_ready. >> >> The synchronization is unnecessary since this is before >> cpu_synchronize_all_post_init(). >> >> Signed-off-by: Scott Wood <scottwood@freescale.com> >> --- >> hw/ppc440_bamboo.c | 2 -- >> hw/ppce500_mpc8544ds.c | 2 -- >> 2 files changed, 0 insertions(+), 4 deletions(-) > > Any comment on/objection to this patch? > Obviously correct, should get committed. Acked-by: Jan Kiszka <jan.kiszka@siemens.com> Jan > -Scott > >> >> diff --git a/hw/ppc440_bamboo.c b/hw/ppc440_bamboo.c >> index 34ddf45..645e84f 100644 >> --- a/hw/ppc440_bamboo.c >> +++ b/hw/ppc440_bamboo.c >> @@ -156,8 +156,6 @@ static void bamboo_init(ram_addr_t ram_size, >> exit(1); >> } >> >> - cpu_synchronize_state(env); >> - >> /* Set initial guest state. */ >> env->gpr[1] = (16<<20) - 8; >> env->gpr[3] = FDT_ADDR; >> diff --git a/hw/ppce500_mpc8544ds.c b/hw/ppce500_mpc8544ds.c >> index 1422fad..f7e9465 100644 >> --- a/hw/ppce500_mpc8544ds.c >> +++ b/hw/ppce500_mpc8544ds.c >> @@ -269,8 +269,6 @@ static void mpc8544ds_init(ram_addr_t ram_size, >> exit(1); >> } >> >> - cpu_synchronize_state(env); >> - >> /* Set initial guest state. */ >> env->gpr[1] = (16<<20) - 8; >> env->gpr[3] = dt_base; >> -- >> 1.7.0.4 >> >> > > >
diff --git a/hw/ppc440_bamboo.c b/hw/ppc440_bamboo.c index 34ddf45..645e84f 100644 --- a/hw/ppc440_bamboo.c +++ b/hw/ppc440_bamboo.c @@ -156,8 +156,6 @@ static void bamboo_init(ram_addr_t ram_size, exit(1); } - cpu_synchronize_state(env); - /* Set initial guest state. */ env->gpr[1] = (16<<20) - 8; env->gpr[3] = FDT_ADDR; diff --git a/hw/ppce500_mpc8544ds.c b/hw/ppce500_mpc8544ds.c index 1422fad..f7e9465 100644 --- a/hw/ppce500_mpc8544ds.c +++ b/hw/ppce500_mpc8544ds.c @@ -269,8 +269,6 @@ static void mpc8544ds_init(ram_addr_t ram_size, exit(1); } - cpu_synchronize_state(env); - /* Set initial guest state. */ env->gpr[1] = (16<<20) - 8; env->gpr[3] = dt_base;
This will deadlock when the I/O thread is used, since the CPU thread is blocked waiting for qemu_system_ready. The synchronization is unnecessary since this is before cpu_synchronize_all_post_init(). Signed-off-by: Scott Wood <scottwood@freescale.com> --- hw/ppc440_bamboo.c | 2 -- hw/ppce500_mpc8544ds.c | 2 -- 2 files changed, 0 insertions(+), 4 deletions(-)