Message ID | 20200109152133.23649-11-philmd@redhat.com |
---|---|
State | New |
Headers | show |
Series | Replace current_machine by qdev_get_machine() | expand |
On Thu, Jan 9, 2020 at 11:29 PM Philippe Mathieu-Daudé <philmd@redhat.com> wrote: > > As we want to remove the global current_machine, > replace 'current_machine' by MACHINE(qdev_get_machine()). > > Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> > --- > memory.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/memory.c b/memory.c > index d7b9bb6951..57e38b1f50 100644 > --- a/memory.c > +++ b/memory.c > @@ -3004,6 +3004,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, > int n = view->nr; > int i; > AddressSpace *as; > + MachineState *ms; > > qemu_printf("FlatView #%d\n", fvi->counter); > ++fvi->counter; > @@ -3026,6 +3027,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, > return; > } > > + ms = MACHINE(qdev_get_machine()); Why not set this at the top? Alistair > while (n--) { > mr = range->mr; > if (range->offset_in_region) { > @@ -3057,7 +3059,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, > if (fvi->ac) { > for (i = 0; i < fv_address_spaces->len; ++i) { > as = g_array_index(fv_address_spaces, AddressSpace*, i); > - if (fvi->ac->has_memory(current_machine, as, > + if (fvi->ac->has_memory(ms, as, > int128_get64(range->addr.start), > MR_SIZE(range->addr.size) + 1)) { > qemu_printf(" %s", fvi->ac->name); > -- > 2.21.1 > >
On 1/12/20 10:48 AM, Alistair Francis wrote: > On Thu, Jan 9, 2020 at 11:29 PM Philippe Mathieu-Daudé > <philmd@redhat.com> wrote: >> >> As we want to remove the global current_machine, >> replace 'current_machine' by MACHINE(qdev_get_machine()). >> >> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> >> --- >> memory.c | 4 +++- >> 1 file changed, 3 insertions(+), 1 deletion(-) >> >> diff --git a/memory.c b/memory.c >> index d7b9bb6951..57e38b1f50 100644 >> --- a/memory.c >> +++ b/memory.c >> @@ -3004,6 +3004,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, >> int n = view->nr; >> int i; >> AddressSpace *as; >> + MachineState *ms; >> >> qemu_printf("FlatView #%d\n", fvi->counter); >> ++fvi->counter; >> @@ -3026,6 +3027,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, >> return; >> } >> >> + ms = MACHINE(qdev_get_machine()); > > Why not set this at the top? Calling qdev_get_machine() is not free as it does some introspection checks. Since we can return earlier if there are no rendered FlatView, I placed the machinestate initialization just before it we need to access it. > Alistair > >> while (n--) { >> mr = range->mr; >> if (range->offset_in_region) { >> @@ -3057,7 +3059,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, >> if (fvi->ac) { >> for (i = 0; i < fv_address_spaces->len; ++i) { >> as = g_array_index(fv_address_spaces, AddressSpace*, i); >> - if (fvi->ac->has_memory(current_machine, as, >> + if (fvi->ac->has_memory(ms, as, >> int128_get64(range->addr.start), >> MR_SIZE(range->addr.size) + 1)) { >> qemu_printf(" %s", fvi->ac->name); >> -- >> 2.21.1 >> >> >
On Sun, Jan 12, 2020 at 11:45 PM Philippe Mathieu-Daudé <philmd@redhat.com> wrote: > > On 1/12/20 10:48 AM, Alistair Francis wrote: > > On Thu, Jan 9, 2020 at 11:29 PM Philippe Mathieu-Daudé > > <philmd@redhat.com> wrote: > >> > >> As we want to remove the global current_machine, > >> replace 'current_machine' by MACHINE(qdev_get_machine()). > >> > >> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> > >> --- > >> memory.c | 4 +++- > >> 1 file changed, 3 insertions(+), 1 deletion(-) > >> > >> diff --git a/memory.c b/memory.c > >> index d7b9bb6951..57e38b1f50 100644 > >> --- a/memory.c > >> +++ b/memory.c > >> @@ -3004,6 +3004,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, > >> int n = view->nr; > >> int i; > >> AddressSpace *as; > >> + MachineState *ms; > >> > >> qemu_printf("FlatView #%d\n", fvi->counter); > >> ++fvi->counter; > >> @@ -3026,6 +3027,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, > >> return; > >> } > >> > >> + ms = MACHINE(qdev_get_machine()); > > > > Why not set this at the top? > > Calling qdev_get_machine() is not free as it does some introspection > checks. Since we can return earlier if there are no rendered FlatView, I > placed the machinestate initialization just before it we need to access it. Works for me, maybe worth putting this in the commit? Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Alistair > > > Alistair > > > >> while (n--) { > >> mr = range->mr; > >> if (range->offset_in_region) { > >> @@ -3057,7 +3059,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, > >> if (fvi->ac) { > >> for (i = 0; i < fv_address_spaces->len; ++i) { > >> as = g_array_index(fv_address_spaces, AddressSpace*, i); > >> - if (fvi->ac->has_memory(current_machine, as, > >> + if (fvi->ac->has_memory(ms, as, > >> int128_get64(range->addr.start), > >> MR_SIZE(range->addr.size) + 1)) { > >> qemu_printf(" %s", fvi->ac->name); > >> -- > >> 2.21.1 > >> > >> > > >
diff --git a/memory.c b/memory.c index d7b9bb6951..57e38b1f50 100644 --- a/memory.c +++ b/memory.c @@ -3004,6 +3004,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, int n = view->nr; int i; AddressSpace *as; + MachineState *ms; qemu_printf("FlatView #%d\n", fvi->counter); ++fvi->counter; @@ -3026,6 +3027,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, return; } + ms = MACHINE(qdev_get_machine()); while (n--) { mr = range->mr; if (range->offset_in_region) { @@ -3057,7 +3059,7 @@ static void mtree_print_flatview(gpointer key, gpointer value, if (fvi->ac) { for (i = 0; i < fv_address_spaces->len; ++i) { as = g_array_index(fv_address_spaces, AddressSpace*, i); - if (fvi->ac->has_memory(current_machine, as, + if (fvi->ac->has_memory(ms, as, int128_get64(range->addr.start), MR_SIZE(range->addr.size) + 1)) { qemu_printf(" %s", fvi->ac->name);
As we want to remove the global current_machine, replace 'current_machine' by MACHINE(qdev_get_machine()). Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> --- memory.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)