17 #include <hwloc/autogen/config.h>    18 #include <hwloc/helper.h>    19 #ifdef HWLOC_LINUX_SYS    20 #include <hwloc/linux.h>    55 static __hwloc_inline 
int    59 #ifdef HWLOC_LINUX_SYS    61 #define HWLOC_NVML_DEVICE_SYSFS_PATH_MAX 128    62   char path[HWLOC_NVML_DEVICE_SYSFS_PATH_MAX];
    72   nvres = nvmlDeviceGetPciInfo(device, &pci);
    73   if (NVML_SUCCESS != nvres) {
    78   sprintf(path, 
"/sys/bus/pci/devices/%04x:%02x:%02x.0/local_cpus", pci.domain, pci.bus, pci.device);
    79   sysfile = fopen(path, 
"r");
   115                     && !strncmp(
"nvml", osdev->
name, 4)
   116                     && atoi(osdev->
name + 4) == (
int) idx)
   147         nvres = nvmlDeviceGetPciInfo(device, &pci);
   148         if (NVML_SUCCESS != nvres)
   154                 if (strncmp(osdev->
name, 
"nvml", 4))
 unsigned short domain
Definition: hwloc.h:519
hwloc_bitmap_t hwloc_cpuset_t
A CPU set is a bitmap whose bits are set according to CPU physical OS indexes. 
Definition: hwloc.h:125
static hwloc_obj_t hwloc_nvml_get_device_osdev(hwloc_topology_t topology, nvmlDevice_t device)
Get the hwloc OS device object corresponding to NVML device device. 
Definition: nvml.h:136
static hwloc_obj_t hwloc_get_next_osdev(hwloc_topology_t topology, hwloc_obj_t prev)
Get the next OS device in the system. 
Definition: helper.h:1252
char * name
Object-specific name if any. Mostly used for identifying OS devices and Misc objects where a name str...
Definition: hwloc.h:353
struct hwloc_obj_attr_u::hwloc_pcidev_attr_s pcidev
void hwloc_bitmap_copy(hwloc_bitmap_t dst, hwloc_const_bitmap_t src)
Copy the contents of bitmap src into the already allocated bitmap dst. 
union hwloc_obj_attr_u * attr
Object type-specific Attributes, may be NULL if no attribute value was found. 
Definition: hwloc.h:360
int hwloc_topology_is_thissystem(hwloc_topology_t restrict topology)
Does the topology context come from this system? 
unsigned char bus
Definition: hwloc.h:520
hwloc_obj_osdev_type_t type
Definition: hwloc.h:543
struct hwloc_obj_attr_u::hwloc_osdev_attr_s osdev
static hwloc_obj_t hwloc_nvml_get_device_osdev_by_index(hwloc_topology_t topology, unsigned idx)
Get the hwloc OS device object corresponding to the NVML device whose index is idx. 
Definition: nvml.h:109
static int hwloc_nvml_get_device_cpuset(hwloc_topology_t topology, nvmlDevice_t device, hwloc_cpuset_t set)
Get the CPU set of logical processors that are physically close to NVML device device. 
Definition: nvml.h:56
hwloc_obj_type_t type
Type of object. 
Definition: hwloc.h:347
unsigned char func
Definition: hwloc.h:520
struct hwloc_topology * hwloc_topology_t
Topology context. 
Definition: hwloc.h:609
unsigned char dev
Definition: hwloc.h:520
static hwloc_const_cpuset_t hwloc_topology_get_complete_cpuset(hwloc_topology_t topology)
Get complete CPU set. 
Definition: helper.h:803
Structure of a topology object. 
Definition: hwloc.h:345
struct hwloc_obj * parent
Parent, NULL if root (system object) 
Definition: hwloc.h:380
Operating system GPU device. For instance ":0.0" for a GL display, "card0" for a Linux DRM device...
Definition: hwloc.h:274
PCI device. These objects have neither CPU sets nor node sets. They are not added to the topology unl...
Definition: hwloc.h:233
int hwloc_linux_parse_cpumap_file(FILE *file, hwloc_cpuset_t set)
Convert a linux kernel cpumap file file into hwloc CPU set. 
int hwloc_bitmap_iszero(hwloc_const_bitmap_t bitmap)
Test whether bitmap bitmap is empty.