[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH V3 12/13] libxl_qmp: Introduce libxl__qmp_pci_del
To remove a pci passthough device from QEMU (upstream). Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx> --- tools/libxl/libxl_internal.h | 2 ++ tools/libxl/libxl_qmp.c | 35 +++++++++++++++++++++++++++++++++++ 2 files changed, 37 insertions(+), 0 deletions(-) diff --git a/tools/libxl/libxl_internal.h b/tools/libxl/libxl_internal.h index 718a417..5123578 100644 --- a/tools/libxl/libxl_internal.h +++ b/tools/libxl/libxl_internal.h @@ -450,6 +450,8 @@ _hidden libxl__qmp_handler *libxl__qmp_initialize(libxl_ctx *ctx, /* ask to QEMU the serial port information and store it in xenstore. */ _hidden int libxl__qmp_query_serial(libxl__qmp_handler *qmp); _hidden int libxl__qmp_pci_add(libxl__gc *gc, int d, libxl_device_pci *pcidev); +_hidden int libxl__qmp_pci_del(libxl__gc *gc, int domid, + libxl_device_pci *pcidev); /* close and free the QMP handler */ _hidden void libxl__qmp_close(libxl__qmp_handler *qmp); /* remove the socket file, if the file has already been removed, diff --git a/tools/libxl/libxl_qmp.c b/tools/libxl/libxl_qmp.c index 07ccf7a..e7eb8cc 100644 --- a/tools/libxl/libxl_qmp.c +++ b/tools/libxl/libxl_qmp.c @@ -713,6 +713,41 @@ int libxl__qmp_pci_add(libxl__gc *gc, int domid, libxl_device_pci *pcidev) return rc; } +static int qmp_device_del(libxl__gc *gc, int domid, char *id) +{ + libxl__qmp_handler *qmp = NULL; + flexarray_t *parameters = NULL; + libxl_key_value_list args = NULL; + int rc = 0; + + qmp = libxl__qmp_initialize(libxl__gc_owner(gc), domid); + if (!qmp) + return -1; + + parameters = flexarray_make(2, 1); + flexarray_append_pair(parameters, "id", id); + args = libxl__xs_kvs_of_flexarray(gc, parameters, parameters->count); + if (!args) + return -1; + + rc = qmp_synchronous_send(qmp, "device_del", &args, + NULL, NULL, qmp->timeout); + + flexarray_free(parameters); + libxl__qmp_close(qmp); + return rc; +} + +int libxl__qmp_pci_del(libxl__gc *gc, int domid, libxl_device_pci *pcidev) +{ + char *id = NULL; + + id = libxl__sprintf(gc, PCI_PT_QDEV_ID, + pcidev->bus, pcidev->dev, pcidev->func); + + return qmp_device_del(gc, domid, id); +} + int libxl__qmp_initializations(libxl_ctx *ctx, uint32_t domid) { libxl__qmp_handler *qmp = NULL; -- Anthony PERARD _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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