Studium_Angewandte_Informatik_Bachelor/hpc_laboratory_exercises
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

.

Browse Source
This commit is contained in:
WickedJack99
2025-06-29 20:58:10 +02:00
parent 5e2bbfbf82
commit cde52e4156
1 changed files with 3 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
lab12/exc4/jacobi.cpp
View File

@@ -229,11 +229,9 @@ Jacobi::Result Jacobi::run(const Matrix &init, double eps, int maxNumIter)
const int numRows = phi[0].rows();
const int numCols = phi[0].cols();
if (is_first_on_node_)
{
MPI_Aint size = numCols * 2 * sizeof(double) + sizeof(SharedmemStates);
MPI_Win_allocate_shared(size, sizeof(char), MPI_INFO_NULL, shm_comm_, &baseptr_, &win_);
}
MPI_Aint size = is_first_on_node_ ? (numCols * 2 * sizeof(double) + sizeof(SharedmemStates)) : 0;
MPI_Win_allocate_shared(size, sizeof(char), MPI_INFO_NULL, shm_comm_, &baseptr_, &win_);
int nIter = 0;
double dist = std::numeric_limits<double>::max();