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2020-03-31vhost-vsock: fix double close() in the realize() error pathStefano Garzarella
vhost_dev_cleanup() closes the vhostfd parameter passed to vhost_dev_init(), so this patch avoids closing it twice in the vhost_vsock_device_realize() error path. Signed-off-by: Stefano Garzarella <sgarzare@redhat.com> Message-Id: <20200331075910.42529-1-sgarzare@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
2020-03-08vhost-vsock: fix error message outputNick Erdmann
error_setg_errno takes a positive error number, so we should not invert errno's sign. Signed-off-by: Nick Erdmann <n@nirf.de> Message-Id: <04df3f47-c93b-1d02-d250-f9bda8dbc0fa@nirf.de> Reviewed-by: Ján Tomko <jtomko@redhat.com> Fixes: fc0b9b0e1cbb ("vhost-vsock: add virtio sockets device") Reviewed-by: Laurent Vivier <laurent@vivier.eu> Reviewed-by: Stefano Garzarella <sgarzare@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2020-01-27Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into stagingPeter Maydell
* Register qdev properties as class properties (Marc-André) * Cleanups (Philippe) * virtio-scsi fix (Pan Nengyuan) * Tweak Skylake-v3 model id (Kashyap) * x86 UCODE_REV support and nested live migration fix (myself) * Advisory mode for pvpanic (Zhenwei) # gpg: Signature made Fri 24 Jan 2020 20:16:23 GMT # gpg: using RSA key BFFBD25F78C7AE83 # gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full] # gpg: aka "Paolo Bonzini <pbonzini@redhat.com>" [full] # Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4 E2F7 7E15 100C CD36 69B1 # Subkey fingerprint: F133 3857 4B66 2389 866C 7682 BFFB D25F 78C7 AE83 * remotes/bonzini/tags/for-upstream: (58 commits) build-sys: clean up flags included in the linker command line target/i386: Add the 'model-id' for Skylake -v3 CPU models qdev: use object_property_help() qapi/qmp: add ObjectPropertyInfo.default-value qom: introduce object_property_help() qom: simplify qmp_device_list_properties() vl: print default value in object help qdev: register properties as class properties qdev: move instance properties to class properties qdev: rename DeviceClass.props qdev: set properties with device_class_set_props() object: return self in object_ref() object: release all props object: add object_class_property_add_link() object: express const link with link property object: add direct link flag object: rename link "child" to "target" object: check strong flag with & object: do not free class properties object: add object_property_set_default ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2020-01-24qdev: set properties with device_class_set_props()Marc-André Lureau
The following patch will need to handle properties registration during class_init time. Let's use a device_class_set_props() setter. spatch --macro-file scripts/cocci-macro-file.h --sp-file ./scripts/coccinelle/qdev-set-props.cocci --keep-comments --in-place --dir . @@ typedef DeviceClass; DeviceClass *d; expression val; @@ - d->props = val + device_class_set_props(d, val) Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Message-Id: <20200110153039.1379601-20-marcandre.lureau@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2020-01-22vhost-vsock: delete vqs in vhost_vsock_unrealize to avoid memleaksPan Nengyuan
Receive/transmit/event vqs forgot to cleanup in vhost_vsock_unrealize. This patch save receive/transmit vq pointer in realize() and cleanup vqs through those vq pointers in unrealize(). The leak stack is as follow: Direct leak of 21504 byte(s) in 3 object(s) allocated from: #0 0x7f86a1356970 (/lib64/libasan.so.5+0xef970) ??:? #1 0x7f86a09aa49d (/lib64/libglib-2.0.so.0+0x5249d) ??:? #2 0x5604852f85ca (./x86_64-softmmu/qemu-system-x86_64+0x2c3e5ca) /mnt/sdb/qemu/hw/virtio/virtio.c:2333 #3 0x560485356208 (./x86_64-softmmu/qemu-system-x86_64+0x2c9c208) /mnt/sdb/qemu/hw/virtio/vhost-vsock.c:339 #4 0x560485305a17 (./x86_64-softmmu/qemu-system-x86_64+0x2c4ba17) /mnt/sdb/qemu/hw/virtio/virtio.c:3531 #5 0x5604858e6b65 (./x86_64-softmmu/qemu-system-x86_64+0x322cb65) /mnt/sdb/qemu/hw/core/qdev.c:865 #6 0x5604861e6c41 (./x86_64-softmmu/qemu-system-x86_64+0x3b2cc41) /mnt/sdb/qemu/qom/object.c:2102 Reported-by: Euler Robot <euler.robot@huawei.com> Signed-off-by: Pan Nengyuan <pannengyuan@huawei.com> Message-Id: <20200115062535.50644-1-pannengyuan@huawei.com> Reviewed-by: Stefano Garzarella <sgarzare@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2019-08-16Include hw/qdev-properties.h lessMarkus Armbruster
In my "build everything" tree, changing hw/qdev-properties.h triggers a recompile of some 2700 out of 6600 objects (not counting tests and objects that don't depend on qemu/osdep.h). Many places including hw/qdev-properties.h (directly or via hw/qdev.h) actually need only hw/qdev-core.h. Include hw/qdev-core.h there instead. hw/qdev.h is actually pointless: all it does is include hw/qdev-core.h and hw/qdev-properties.h, which in turn includes hw/qdev-core.h. Replace the remaining uses of hw/qdev.h by hw/qdev-properties.h. While there, delete a few superfluous inclusions of hw/qdev-core.h. Touching hw/qdev-properties.h now recompiles some 1200 objects. Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: "Daniel P. Berrangé" <berrange@redhat.com> Cc: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <20190812052359.30071-22-armbru@redhat.com>
2019-06-12Include qemu/module.h where needed, drop it from qemu-common.hMarkus Armbruster
Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20190523143508.25387-4-armbru@redhat.com> [Rebased with conflicts resolved automatically, except for hw/usb/dev-hub.c hw/misc/exynos4210_rng.c hw/misc/bcm2835_rng.c hw/misc/aspeed_scu.c hw/display/virtio-vga.c hw/arm/stm32f205_soc.c; ui/cocoa.m fixed up]
2017-12-18hw: use "qemu/osdep.h" as first #include in source filesPhilippe Mathieu-Daudé
applied using ./scripts/clean-includes Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Acked-by: David Gibson <david@gibson.dropbear.id.au> Acked-by: Cornelia Huck <cohuck@redhat.com> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-09-27migration: pre_save return intDr. David Alan Gilbert
Modify the pre_save method on VMStateDescription to return an int rather than void so that it potentially can fail. Changed zillions of devices to make them return 0; the only case I've made it return non-0 is hw/intc/s390_flic_kvm.c that already had an error_report/return case. Note: If you add an error exit in your pre_save you must emit an error_report to say why. Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Message-Id: <20170925112917.21340-2-dgilbert@redhat.com> Reviewed-by: Peter Xu <peterx@redhat.com> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
2017-05-18migration: migration.h was not neededJuan Quintela
This files don't use any function from migration.h, so drop it. Signed-off-by: Juan Quintela <quintela@redhat.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Peter Xu <peterx@redhat.com>
2016-10-10virtio: cleanup VMSTATE_VIRTIO_DEVICEHalil Pasic
Now all the usages of the old version of VMSTATE_VIRTIO_DEVICE are gone, so we can get rid of the conditionals, and the old macro. Signed-off-by: Halil Pasic <pasic@linux.vnet.ibm.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2016-10-10vhost-vsock: convert VMSTATE_VIRTIO_DEVICEHalil Pasic
Use the new VMSTATE_VIRTIO_DEVICE macro. Signed-off-by: Halil Pasic <pasic@linux.vnet.ibm.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2016-09-10vhost-vsock: add virtio sockets deviceStefan Hajnoczi
Implement the new virtio sockets device for host<->guest communication using the Sockets API. Most of the work is done in a vhost kernel driver so that virtio-vsock can hook into the AF_VSOCK address family. The QEMU vhost-vsock device handles configuration and live migration while the rx/tx happens in the vhost_vsock.ko Linux kernel driver. The vsock device must be given a CID (host-wide unique address): # qemu -device vhost-vsock-pci,id=vhost-vsock-pci0,guest-cid=3 ... For more information see: http://qemu-project.org/Features/VirtioVsock [Endianness fixes and virtio-ccw support by Claudio Imbrenda <imbrenda@linux.vnet.ibm.com>] Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> [mst: rebase to master] Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>