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Merge pull request #364 from badgerious/net-class

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Add GPUs and NICs based on XML sub tags instead of PCI class.
This commit is contained in:
Sylvain Jeaugey 2020-08-05 12:52:38 -07:00 committed by GitHub
commit 3d63f89068
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1 changed files with 7 additions and 9 deletions
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12
src/graph/topo.cc
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@ -317,21 +317,19 @@ ncclResult_t ncclTopoAddPci(struct ncclXmlNode* xmlPci, struct ncclTopoSystem* s
NCCLCHECK(busIdToInt64(str, &busId));
struct ncclTopoNode* node = NULL;
if (type == GPU) {
struct ncclXmlNode* xmlGpu;
struct ncclXmlNode* xmlGpu = NULL;
NCCLCHECK(xmlGetSub(xmlPci, "gpu", &xmlGpu));
if (xmlGpu == NULL) return ncclSuccess;
if (xmlGpu != NULL) {
int index;
NCCLCHECK(xmlGetAttrIndex(xmlGpu, "rank", &index));
if (index == -1) return ncclSuccess;
NCCLCHECK(ncclTopoCreateNode(system, &node, type, busId));
NCCLCHECK(ncclTopoAddGpu(xmlGpu, system, node));
}
if (type == NIC) {
struct ncclXmlNode* xmlNic;
struct ncclXmlNode* xmlNic = NULL;
NCCLCHECK(xmlGetSub(xmlPci, "nic", &xmlNic));
if (xmlNic == NULL) return ncclSuccess;
if (xmlNic != NULL) {
type = NIC;
// Ignore sub device ID and merge multi-port NICs into one PCI device.
busId &= 0xfffffffffffffff0;
struct ncclTopoNode* nicNode = NULL;