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author | Marcel Apfelbaum <marcel@redhat.com> | 2015-06-02 14:23:09 +0300 |
---|---|---|
committer | Michael S. Tsirkin <mst@redhat.com> | 2015-06-03 18:19:18 +0200 |
commit | 6a3042b23bbb1fa92c00ea9267c830e7f2e99313 (patch) | |
tree | f1f5bcaa614caa70e25c17b7878b77ed8943dff5 /include | |
parent | 0639b00d055b313930c23c4d6c9ebfb4af61c00c (diff) | |
download | hqemu-6a3042b23bbb1fa92c00ea9267c830e7f2e99313.zip hqemu-6a3042b23bbb1fa92c00ea9267c830e7f2e99313.tar.gz |
hw/pci: add support for NUMA nodes
PCI root buses can be attached to a specific NUMA node.
PCI buses are not attached by default to a NUMA node.
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/hw/pci/pci.h | 1 | ||||
-rw-r--r-- | include/hw/pci/pci_bus.h | 1 | ||||
-rw-r--r-- | include/sysemu/sysemu.h | 1 |
3 files changed, 3 insertions, 0 deletions
diff --git a/include/hw/pci/pci.h b/include/hw/pci/pci.h index 7940700..c2a427f 100644 --- a/include/hw/pci/pci.h +++ b/include/hw/pci/pci.h @@ -382,6 +382,7 @@ PCIDevice *pci_nic_init_nofail(NICInfo *nd, PCIBus *rootbus, PCIDevice *pci_vga_init(PCIBus *bus); int pci_bus_num(PCIBus *s); +int pci_bus_numa_node(PCIBus *bus); void pci_for_each_device(PCIBus *bus, int bus_num, void (*fn)(PCIBus *bus, PCIDevice *d, void *opaque), void *opaque); diff --git a/include/hw/pci/pci_bus.h b/include/hw/pci/pci_bus.h index 7b9939e..403fec6 100644 --- a/include/hw/pci/pci_bus.h +++ b/include/hw/pci/pci_bus.h @@ -15,6 +15,7 @@ typedef struct PCIBusClass { bool (*is_root)(PCIBus *bus); int (*bus_num)(PCIBus *bus); + uint16_t (*numa_node)(PCIBus *bus); } PCIBusClass; struct PCIBus { diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h index 8a52934..4fcc20e 100644 --- a/include/sysemu/sysemu.h +++ b/include/sysemu/sysemu.h @@ -137,6 +137,7 @@ extern const char *mem_path; extern int mem_prealloc; #define MAX_NODES 128 +#define NUMA_NODE_UNASSIGNED MAX_NODES /* The following shall be true for all CPUs: * cpu->cpu_index < max_cpus <= MAX_CPUMASK_BITS |