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 <span id="projectnumber">2.4.1</span>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright © 2012-2020 Inria. All rights reserved.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * See COPYING in top-level directory.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>  </div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#ifndef HWLOC_NVML_H</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#define HWLOC_NVML_H</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  </div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "hwloc.h"</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "hwloc/autogen/config.h"</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "hwloc/helper.h"</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#ifdef HWLOC_LINUX_SYS</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "hwloc/linux.h"</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <nvml.h></span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">static</span> __hwloc_inline <span class="keywordtype">int</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="a00227.html#ga26cf0036d09ec4d7cb692380fac9659d"> 56</a></span> <a class="code" href="a00227.html#ga26cf0036d09ec4d7cb692380fac9659d">hwloc_nvml_get_device_cpuset</a>(<a class="code" href="a00192.html#ga9d1e76ee15a7dee158b786c30b6a6e38">hwloc_topology_t</a> topology __hwloc_attribute_unused,</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  nvmlDevice_t device, <a class="code" href="a00189.html#ga4bbf39b68b6f568fb92739e7c0ea7801">hwloc_cpuset_t</a> set)</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> {</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#ifdef HWLOC_LINUX_SYS</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="comment">/* If we're on Linux, use the sysfs mechanism to get the local cpus */</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#define HWLOC_NVML_DEVICE_SYSFS_PATH_MAX 128</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordtype">char</span> path[HWLOC_NVML_DEVICE_SYSFS_PATH_MAX];</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  nvmlReturn_t nvres;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  nvmlPciInfo_t pci;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  </div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">if</span> (!<a class="code" href="a00199.html#ga68ffdcfd9175cdf40709801092f18017">hwloc_topology_is_thissystem</a>(topology)) {</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  errno = EINVAL;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  }</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  </div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  nvres = nvmlDeviceGetPciInfo(device, &pci);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">if</span> (NVML_SUCCESS != nvres) {</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  errno = EINVAL;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  sprintf(path, <span class="stringliteral">"/sys/bus/pci/devices/%04x:%02x:%02x.0/local_cpus"</span>, pci.domain, pci.bus, pci.device);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">if</span> (<a class="code" href="a00220.html#gaf72d83e273803226ce772973e37b85de">hwloc_linux_read_path_as_cpumask</a>(path, set) < 0</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  || <a class="code" href="a00211.html#ga5b64be28f5a7176ed8ad0d6a90bdf108">hwloc_bitmap_iszero</a>(set))</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="a00211.html#ga72a29824798b48784b8217471ec8f14c">hwloc_bitmap_copy</a>(set, <a class="code" href="a00208.html#gaee30e03391c1ed7dfd617fb5c7bbb033">hwloc_topology_get_complete_cpuset</a>(topology));</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="comment">/* Non-Linux systems simply get a full cpuset */</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="a00211.html#ga72a29824798b48784b8217471ec8f14c">hwloc_bitmap_copy</a>(set, <a class="code" href="a00208.html#gaee30e03391c1ed7dfd617fb5c7bbb033">hwloc_topology_get_complete_cpuset</a>(topology));</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> }</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="keyword">static</span> __hwloc_inline <a class="code" href="a00244.html">hwloc_obj_t</a></div>
<div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="a00227.html#gacd50fd0e2766ee05bc13234b46714756"> 102</a></span> <a class="code" href="a00227.html#gacd50fd0e2766ee05bc13234b46714756">hwloc_nvml_get_device_osdev_by_index</a>(<a class="code" href="a00192.html#ga9d1e76ee15a7dee158b786c30b6a6e38">hwloc_topology_t</a> topology, <span class="keywordtype">unsigned</span> idx)</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> {</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <a class="code" href="a00244.html">hwloc_obj_t</a> osdev = NULL;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">while</span> ((osdev = <a class="code" href="a00210.html#ga8b4584c8949e2c5f1c97ba7fe92b8145">hwloc_get_next_osdev</a>(topology, osdev)) != NULL) {</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">if</span> (<a class="code" href="a00190.html#gga64f5d539df299c97ae80ce53fc4b56c0aa3a09798ef2836abb236dc3a645ffc90">HWLOC_OBJ_OSDEV_GPU</a> == osdev-><a class="code" href="a00244.html#accd40e29f71f19e88db62ea3df02adc8">attr</a>-><a class="code" href="a00248.html#aaf7a5c38b5185703ff18c46ad2761dcf">osdev</a>.<a class="code" href="a00288.html#a31e019e27e54ac6138d04be639bb96f9">type</a></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  && osdev-><a class="code" href="a00244.html#abb709ec38f2970677e4e57d1d30be96d">name</a></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  && !strncmp(<span class="stringliteral">"nvml"</span>, osdev-><a class="code" href="a00244.html#abb709ec38f2970677e4e57d1d30be96d">name</a>, 4)</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  && atoi(osdev-><a class="code" href="a00244.html#abb709ec38f2970677e4e57d1d30be96d">name</a> + 4) == (<span class="keywordtype">int</span>) idx)</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">return</span> osdev;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="keyword">static</span> __hwloc_inline <a class="code" href="a00244.html">hwloc_obj_t</a></div>
<div class="line"><a name="l00129"></a><span class="lineno"><a class="line" href="a00227.html#gaf176159b5760a191871eff23f5a69ee9"> 129</a></span> <a class="code" href="a00227.html#gaf176159b5760a191871eff23f5a69ee9">hwloc_nvml_get_device_osdev</a>(<a class="code" href="a00192.html#ga9d1e76ee15a7dee158b786c30b6a6e38">hwloc_topology_t</a> topology, nvmlDevice_t device)</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> {</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <a class="code" href="a00244.html">hwloc_obj_t</a> osdev;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  nvmlReturn_t nvres;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  nvmlPciInfo_t pci;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordtype">char</span> uuid[64];</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  </div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">if</span> (!<a class="code" href="a00199.html#ga68ffdcfd9175cdf40709801092f18017">hwloc_topology_is_thissystem</a>(topology)) {</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  errno = EINVAL;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  }</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  </div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  nvres = nvmlDeviceGetPciInfo(device, &pci);</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">if</span> (NVML_SUCCESS != nvres)</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  </div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  nvres = nvmlDeviceGetUUID(device, uuid, <span class="keyword">sizeof</span>(uuid));</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">if</span> (NVML_SUCCESS != nvres)</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  uuid[0] = <span class="charliteral">'\0'</span>;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  </div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  osdev = NULL;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">while</span> ((osdev = <a class="code" href="a00210.html#ga8b4584c8949e2c5f1c97ba7fe92b8145">hwloc_get_next_osdev</a>(topology, osdev)) != NULL) {</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <a class="code" href="a00244.html">hwloc_obj_t</a> pcidev = osdev-><a class="code" href="a00244.html#adc494f6aed939992be1c55cca5822900">parent</a>;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *info;</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">if</span> (strncmp(osdev-><a class="code" href="a00244.html#abb709ec38f2970677e4e57d1d30be96d">name</a>, <span class="stringliteral">"nvml"</span>, 4))</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  </div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">if</span> (pcidev</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  && pcidev-><a class="code" href="a00244.html#acc4f0803f244867e68fe0036800be5de">type</a> == <a class="code" href="a00190.html#ggacd37bb612667dc437d66bfb175a8dc55a5d8117a54df1fbd3606ab19e42cb0ea9">HWLOC_OBJ_PCI_DEVICE</a></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  && pcidev-><a class="code" href="a00244.html#accd40e29f71f19e88db62ea3df02adc8">attr</a>-><a class="code" href="a00248.html#a0b66da7ab072f7c016f8ed86701f5a7c">pcidev</a>.<a class="code" href="a00268.html#a8fba44988deb98613c1505a4019a34dc">domain</a> == pci.domain</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  && pcidev-><a class="code" href="a00244.html#accd40e29f71f19e88db62ea3df02adc8">attr</a>-><a class="code" href="a00248.html#a0b66da7ab072f7c016f8ed86701f5a7c">pcidev</a>.<a class="code" href="a00268.html#aae99e035e8d1387d7b8768aaa8eceb0a">bus</a> == pci.bus</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  && pcidev-><a class="code" href="a00244.html#accd40e29f71f19e88db62ea3df02adc8">attr</a>-><a class="code" href="a00248.html#a0b66da7ab072f7c016f8ed86701f5a7c">pcidev</a>.<a class="code" href="a00268.html#a3d70c84a12f7e93d14c8d47bf4fd9dc5">dev</a> == pci.device</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  && pcidev-><a class="code" href="a00244.html#accd40e29f71f19e88db62ea3df02adc8">attr</a>-><a class="code" href="a00248.html#a0b66da7ab072f7c016f8ed86701f5a7c">pcidev</a>.<a class="code" href="a00268.html#a695f32df53f4ef728670bfcf31b74e0f">func</a> == 0)</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">return</span> osdev;</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  info = <a class="code" href="a00195.html#gab358661a92bb27d8542b255cc9f6f25e">hwloc_obj_get_info_by_name</a>(osdev, <span class="stringliteral">"NVIDIAUUID"</span>);</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">if</span> (info && !strcmp(info, uuid))</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">return</span> osdev;</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  </div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> }</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  </div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> } <span class="comment">/* extern "C" */</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  </div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  </div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="preprocessor">#endif </span><span class="comment">/* HWLOC_NVML_H */</span><span class="preprocessor"></span></div>
<div class="ttc" id="aa00189_html_ga4bbf39b68b6f568fb92739e7c0ea7801"><div class="ttname"><a href="a00189.html#ga4bbf39b68b6f568fb92739e7c0ea7801">hwloc_cpuset_t</a></div><div class="ttdeci">hwloc_bitmap_t hwloc_cpuset_t</div><div class="ttdoc">A CPU set is a bitmap whose bits are set according to CPU physical OS indexes.</div><div class="ttdef"><b>Definition:</b> hwloc.h:140</div></div>
<div class="ttc" id="aa00190_html_gga64f5d539df299c97ae80ce53fc4b56c0aa3a09798ef2836abb236dc3a645ffc90"><div class="ttname"><a href="a00190.html#gga64f5d539df299c97ae80ce53fc4b56c0aa3a09798ef2836abb236dc3a645ffc90">HWLOC_OBJ_OSDEV_GPU</a></div><div class="ttdeci">@ HWLOC_OBJ_OSDEV_GPU</div><div class="ttdoc">Operating system GPU device. For instance ":0.0" for a GL display, "card0" for a Linux DRM device.</div><div class="ttdef"><b>Definition:</b> hwloc.h:342</div></div>
<div class="ttc" id="aa00190_html_ggacd37bb612667dc437d66bfb175a8dc55a5d8117a54df1fbd3606ab19e42cb0ea9"><div class="ttname"><a href="a00190.html#ggacd37bb612667dc437d66bfb175a8dc55a5d8117a54df1fbd3606ab19e42cb0ea9">HWLOC_OBJ_PCI_DEVICE</a></div><div class="ttdeci">@ HWLOC_OBJ_PCI_DEVICE</div><div class="ttdoc">PCI device (filtered out by default).</div><div class="ttdef"><b>Definition:</b> hwloc.h:269</div></div>
<div class="ttc" id="aa00192_html_ga9d1e76ee15a7dee158b786c30b6a6e38"><div class="ttname"><a href="a00192.html#ga9d1e76ee15a7dee158b786c30b6a6e38">hwloc_topology_t</a></div><div class="ttdeci">struct hwloc_topology * hwloc_topology_t</div><div class="ttdoc">Topology context.</div><div class="ttdef"><b>Definition:</b> hwloc.h:691</div></div>
<div class="ttc" id="aa00195_html_gab358661a92bb27d8542b255cc9f6f25e"><div class="ttname"><a href="a00195.html#gab358661a92bb27d8542b255cc9f6f25e">hwloc_obj_get_info_by_name</a></div><div class="ttdeci">static const char * hwloc_obj_get_info_by_name(hwloc_obj_t obj, const char *name)</div><div class="ttdoc">Search the given key name in object infos and return the corresponding value.</div></div>
<div class="ttc" id="aa00199_html_ga68ffdcfd9175cdf40709801092f18017"><div class="ttname"><a href="a00199.html#ga68ffdcfd9175cdf40709801092f18017">hwloc_topology_is_thissystem</a></div><div class="ttdeci">int hwloc_topology_is_thissystem(hwloc_topology_t restrict topology)</div><div class="ttdoc">Does the topology context come from this system?</div></div>
<div class="ttc" id="aa00208_html_gaee30e03391c1ed7dfd617fb5c7bbb033"><div class="ttname"><a href="a00208.html#gaee30e03391c1ed7dfd617fb5c7bbb033">hwloc_topology_get_complete_cpuset</a></div><div class="ttdeci">hwloc_const_cpuset_t hwloc_topology_get_complete_cpuset(hwloc_topology_t topology)</div><div class="ttdoc">Get complete CPU set.</div></div>
<div class="ttc" id="aa00210_html_ga8b4584c8949e2c5f1c97ba7fe92b8145"><div class="ttname"><a href="a00210.html#ga8b4584c8949e2c5f1c97ba7fe92b8145">hwloc_get_next_osdev</a></div><div class="ttdeci">static hwloc_obj_t hwloc_get_next_osdev(hwloc_topology_t topology, hwloc_obj_t prev)</div><div class="ttdoc">Get the next OS device in the system.</div><div class="ttdef"><b>Definition:</b> helper.h:1151</div></div>
<div class="ttc" id="aa00211_html_ga5b64be28f5a7176ed8ad0d6a90bdf108"><div class="ttname"><a href="a00211.html#ga5b64be28f5a7176ed8ad0d6a90bdf108">hwloc_bitmap_iszero</a></div><div class="ttdeci">int hwloc_bitmap_iszero(hwloc_const_bitmap_t bitmap)</div><div class="ttdoc">Test whether bitmap bitmap is empty.</div></div>
<div class="ttc" id="aa00211_html_ga72a29824798b48784b8217471ec8f14c"><div class="ttname"><a href="a00211.html#ga72a29824798b48784b8217471ec8f14c">hwloc_bitmap_copy</a></div><div class="ttdeci">int hwloc_bitmap_copy(hwloc_bitmap_t dst, hwloc_const_bitmap_t src)</div><div class="ttdoc">Copy the contents of bitmap src into the already allocated bitmap dst.</div></div>
<div class="ttc" id="aa00220_html_gaf72d83e273803226ce772973e37b85de"><div class="ttname"><a href="a00220.html#gaf72d83e273803226ce772973e37b85de">hwloc_linux_read_path_as_cpumask</a></div><div class="ttdeci">int hwloc_linux_read_path_as_cpumask(const char *path, hwloc_bitmap_t set)</div><div class="ttdoc">Convert a linux kernel cpumask file path into a hwloc bitmap set.</div></div>
<div class="ttc" id="aa00227_html_ga26cf0036d09ec4d7cb692380fac9659d"><div class="ttname"><a href="a00227.html#ga26cf0036d09ec4d7cb692380fac9659d">hwloc_nvml_get_device_cpuset</a></div><div class="ttdeci">static int hwloc_nvml_get_device_cpuset(hwloc_topology_t topology, nvmlDevice_t device, hwloc_cpuset_t set)</div><div class="ttdoc">Get the CPU set of processors that are physically close to NVML device device.</div><div class="ttdef"><b>Definition:</b> nvml.h:56</div></div>
<div class="ttc" id="aa00227_html_gacd50fd0e2766ee05bc13234b46714756"><div class="ttname"><a href="a00227.html#gacd50fd0e2766ee05bc13234b46714756">hwloc_nvml_get_device_osdev_by_index</a></div><div class="ttdeci">static hwloc_obj_t hwloc_nvml_get_device_osdev_by_index(hwloc_topology_t topology, unsigned idx)</div><div class="ttdoc">Get the hwloc OS device object corresponding to the NVML device whose index is idx.</div><div class="ttdef"><b>Definition:</b> nvml.h:102</div></div>
<div class="ttc" id="aa00227_html_gaf176159b5760a191871eff23f5a69ee9"><div class="ttname"><a href="a00227.html#gaf176159b5760a191871eff23f5a69ee9">hwloc_nvml_get_device_osdev</a></div><div class="ttdeci">static hwloc_obj_t hwloc_nvml_get_device_osdev(hwloc_topology_t topology, nvmlDevice_t device)</div><div class="ttdoc">Get the hwloc OS device object corresponding to NVML device device.</div><div class="ttdef"><b>Definition:</b> nvml.h:129</div></div>
<div class="ttc" id="aa00244_html"><div class="ttname"><a href="a00244.html">hwloc_obj</a></div><div class="ttdoc">Structure of a topology object.</div><div class="ttdef"><b>Definition:</b> hwloc.h:395</div></div>
<div class="ttc" id="aa00244_html_abb709ec38f2970677e4e57d1d30be96d"><div class="ttname"><a href="a00244.html#abb709ec38f2970677e4e57d1d30be96d">hwloc_obj::name</a></div><div class="ttdeci">char * name</div><div class="ttdoc">Object-specific name if any. Mostly used for identifying OS devices and Misc objects where a name str...</div><div class="ttdef"><b>Definition:</b> hwloc.h:407</div></div>
<div class="ttc" id="aa00244_html_acc4f0803f244867e68fe0036800be5de"><div class="ttname"><a href="a00244.html#acc4f0803f244867e68fe0036800be5de">hwloc_obj::type</a></div><div class="ttdeci">hwloc_obj_type_t type</div><div class="ttdoc">Type of object.</div><div class="ttdef"><b>Definition:</b> hwloc.h:397</div></div>
<div class="ttc" id="aa00244_html_accd40e29f71f19e88db62ea3df02adc8"><div class="ttname"><a href="a00244.html#accd40e29f71f19e88db62ea3df02adc8">hwloc_obj::attr</a></div><div class="ttdeci">union hwloc_obj_attr_u * attr</div><div class="ttdoc">Object type-specific Attributes, may be NULL if no attribute value was found.</div><div class="ttdef"><b>Definition:</b> hwloc.h:414</div></div>
<div class="ttc" id="aa00244_html_adc494f6aed939992be1c55cca5822900"><div class="ttname"><a href="a00244.html#adc494f6aed939992be1c55cca5822900">hwloc_obj::parent</a></div><div class="ttdeci">struct hwloc_obj * parent</div><div class="ttdoc">Parent, NULL if root (Machine object)</div><div class="ttdef"><b>Definition:</b> hwloc.h:445</div></div>
<div class="ttc" id="aa00248_html_a0b66da7ab072f7c016f8ed86701f5a7c"><div class="ttname"><a href="a00248.html#a0b66da7ab072f7c016f8ed86701f5a7c">hwloc_obj_attr_u::pcidev</a></div><div class="ttdeci">struct hwloc_obj_attr_u::hwloc_pcidev_attr_s pcidev</div></div>
<div class="ttc" id="aa00248_html_aaf7a5c38b5185703ff18c46ad2761dcf"><div class="ttname"><a href="a00248.html#aaf7a5c38b5185703ff18c46ad2761dcf">hwloc_obj_attr_u::osdev</a></div><div class="ttdeci">struct hwloc_obj_attr_u::hwloc_osdev_attr_s osdev</div></div>
<div class="ttc" id="aa00268_html_a3d70c84a12f7e93d14c8d47bf4fd9dc5"><div class="ttname"><a href="a00268.html#a3d70c84a12f7e93d14c8d47bf4fd9dc5">hwloc_obj_attr_u::hwloc_pcidev_attr_s::dev</a></div><div class="ttdeci">unsigned char dev</div><div class="ttdef"><b>Definition:</b> hwloc.h:638</div></div>
<div class="ttc" id="aa00268_html_a695f32df53f4ef728670bfcf31b74e0f"><div class="ttname"><a href="a00268.html#a695f32df53f4ef728670bfcf31b74e0f">hwloc_obj_attr_u::hwloc_pcidev_attr_s::func</a></div><div class="ttdeci">unsigned char func</div><div class="ttdef"><b>Definition:</b> hwloc.h:638</div></div>
<div class="ttc" id="aa00268_html_a8fba44988deb98613c1505a4019a34dc"><div class="ttname"><a href="a00268.html#a8fba44988deb98613c1505a4019a34dc">hwloc_obj_attr_u::hwloc_pcidev_attr_s::domain</a></div><div class="ttdeci">unsigned short domain</div><div class="ttdef"><b>Definition:</b> hwloc.h:634</div></div>
<div class="ttc" id="aa00268_html_aae99e035e8d1387d7b8768aaa8eceb0a"><div class="ttname"><a href="a00268.html#aae99e035e8d1387d7b8768aaa8eceb0a">hwloc_obj_attr_u::hwloc_pcidev_attr_s::bus</a></div><div class="ttdeci">unsigned char bus</div><div class="ttdef"><b>Definition:</b> hwloc.h:638</div></div>
<div class="ttc" id="aa00288_html_a31e019e27e54ac6138d04be639bb96f9"><div class="ttname"><a href="a00288.html#a31e019e27e54ac6138d04be639bb96f9">hwloc_obj_attr_u::hwloc_osdev_attr_s::type</a></div><div class="ttdeci">hwloc_obj_osdev_type_t type</div><div class="ttdef"><b>Definition:</b> hwloc.h:665</div></div>
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