[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH] libxl: keep assigned pci devices across domain reboots
Fill the from_xenstore libxl_device_type hook for PCI devices so that libxl_retrieve_domain_configuration can properly retrieve PCI devices from xenstore. This fixes disappearing pci devices across domain reboots. Reported-by: Andreas Kinzler <hfp@xxxxxxxxx> Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx> --- Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx> Cc: Wei Liu <wei.liu2@xxxxxxxxxx> Cc: Andreas Kinzler <hfp@xxxxxxxxx> --- tools/libxl/libxl_pci.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/tools/libxl/libxl_pci.c b/tools/libxl/libxl_pci.c index 4755a0c93c..87afa03d9e 100644 --- a/tools/libxl/libxl_pci.c +++ b/tools/libxl/libxl_pci.c @@ -1549,8 +1549,7 @@ int libxl_device_pci_destroy(libxl_ctx *ctx, uint32_t domid, static void libxl__device_pci_from_xs_be(libxl__gc *gc, const char *be_path, - libxl_device_pci *pci, - int nr) + int nr, libxl_device_pci *pci) { char *s; unsigned int domain = 0, bus = 0, dev = 0, func = 0, vdevfn = 0; @@ -1604,7 +1603,7 @@ libxl_device_pci *libxl_device_pci_list(libxl_ctx *ctx, uint32_t domid, int *num pcidevs = calloc(n, sizeof(libxl_device_pci)); for (i = 0; i < n; i++) - libxl__device_pci_from_xs_be(gc, be_path, pcidevs + i, i); + libxl__device_pci_from_xs_be(gc, be_path, i, pcidevs + i); *num = n; out: @@ -1688,7 +1687,9 @@ static int libxl_device_pci_compare(libxl_device_pci *d1, #define libxl__device_pci_update_devid NULL -DEFINE_DEVICE_TYPE_STRUCT_X(pcidev, pci, PCI); +DEFINE_DEVICE_TYPE_STRUCT_X(pcidev, pci, PCI, + .from_xenstore = (device_from_xenstore_fn_t)libxl__device_pci_from_xs_be, +); /* * Local variables: -- 2.19.0 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/mailman/listinfo/xen-devel
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