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be1ba4d56e
qemu/hw
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Peter Maydell be1ba4d56e hw/core/bus.c: Only the main system bus can have no parent 
In commit 80376c3fc2 in 2010 we added a workaround for
some qbus buses not being connected to qdev devices -- if the
bus has no parent object then we register a reset function which
resets the bus on system reset (and unregister it when the
bus is unparented).

Nearly a decade later, we have now no buses in the tree which
are created with non-NULL parents, so we can remove the
workaround and instead just assert that if the bus has a NULL
parent then it is the main system bus.

(The absence of other parentless buses was confirmed by
code inspection of all the callsites of qbus_create() and
qbus_create_inplace() and cross-checked by 'make check'.)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Damien Hedde <damien.hedde@greensocs.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20190523150543.22676-1-peter.maydell@linaro.org
2019-06-13 15:14:03 +01:00
..
9pfs Supply missing header guards 2019-06-12 13:20:21 +02:00
acpi Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
adc Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
alpha Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
arm hw/arm/smmuv3: Fix decoding of ID register range 2019-06-13 15:14:03 +01:00
audio Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
block Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
bt Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
char Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
core hw/core/bus.c: Only the main system bus can have no parent 2019-06-13 15:14:03 +01:00
cpu Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
cris Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
display edid: flip the default to enabled 2019-06-13 09:34:50 +02:00
dma Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
gpio Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
hppa Supply missing header guards 2019-06-12 13:20:21 +02:00
hyperv Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
i2c Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
i386 Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
ide Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
input Supply missing header guards 2019-06-12 13:20:21 +02:00
intc ppc patch queue 2019-06-12 2019-06-12 14:43:47 +01:00
ipack Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
ipmi Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
isa Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
lm32 Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
m68k Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
mem Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
microblaze Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
mips Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
misc Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
moxie Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
net Supply missing header guards 2019-06-12 13:20:21 +02:00
nios2 Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
nvram Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
openrisc Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
pci Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
pci-bridge Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
pci-host Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
pcmcia Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
ppc ppc patch queue 2019-06-12 2019-06-12 14:43:47 +01:00
rdma Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
riscv Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
s390x Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
scsi Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
sd Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
semihosting semihosting: split console_out into string and char versions 2019-06-12 17:53:22 +01:00
sh4 Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
smbios Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
sparc Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
sparc64 Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
ssi Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
timer Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
tpm Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
tricore Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
unicore32 target/unicore32: Use env_cpu, env_archcpu 2019-06-10 07:03:42 -07:00
usb Supply missing header guards 2019-06-12 13:20:21 +02:00
vfio Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
virtio Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
watchdog Include qemu/module.h where needed, drop it from qemu-common.h 2019-06-12 13:18:33 +02:00
xen Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
xenpv xen: Replace few mentions of xend by libxl 2019-01-14 13:45:40 +00:00
xtensa Include qemu-common.h exactly where needed 2019-06-12 13:20:20 +02:00
Kconfig semihosting: introduce CONFIG_SEMIHOSTING 2019-05-28 10:28:50 +01:00
Makefile.objs semihosting: move semihosting configuration into its own directory 2019-05-28 10:28:50 +01:00