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WIP:make start of stack more robust #352

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10 changes: 6 additions & 4 deletions mpi-proxy-split/mpi_plugin.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -758,13 +758,15 @@ computeUnionOfCkptImageAddresses()
* and then re-use that information here, during a second restart.
* if (strcmp(area.name, "[stack]") == 0)
*/
if (prev_addr_end != NULL && prev_addr_end == libsEnd)
{
highMemStart = area.addr; // This should be the start of the stack.
}
static void* stackEndAddr = NULL;
if (strcmp(area.name, "[stack]") == 0)
{
highMemStart = area.addr; // This should be the start of the stack.
stackEndAddr = area.endAddr;
}
if (stackEndAddr && area.endAddr == stackEndAddr) {
void* stackStartAddr = stackEndAddr - area.size;
highMemStart = stackStartAddr;
}
// FIXME: We are no longer using min/maxAddrBeyondHeap.
// Given that heapAddr is poorly defined between launch and restart,
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