Disk: add solver as an option

[simgrid.git] / src / kernel / resource / DiskImpl.cpp

diff --git a/src/kernel/resource/DiskImpl.cpp b/src/kernel/resource/DiskImpl.cpp
index 5456626..8a45da6 100644 (file)
--- a/src/kernel/resource/DiskImpl.cpp
+++ b/src/kernel/resource/DiskImpl.cpp
@@ -6,11 +6,18 @@
 #include "DiskImpl.hpp"
 
 #include "simgrid/s4u/Engine.hpp"
+#include "simgrid/sg_config.hpp"
 #include "src/kernel/EngineImpl.hpp"
 #include "src/kernel/lmm/maxmin.hpp"
 #include "src/kernel/resource/profile/Profile.hpp"
 
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(res_disk, ker_resource, "Disk resources, that fuel I/O activities");
+/***********
+ * Options *
+ ***********/
+static simgrid::config::Flag<std::string> cfg_disk_solver("disk/solver",
+                                                          "Set linear equations solver used by disk model", "maxmin",
+                                                          &simgrid::kernel::lmm::System::validate_solver);
 
 namespace simgrid {
 namespace kernel {
@@ -24,7 +31,7 @@ xbt::signal<void(DiskAction const&, Action::State, Action::State)> DiskAction::o
 
 DiskModel::DiskModel(const std::string& name) : Model(name)
 {
-  set_maxmin_system(lmm::System::build("maxmin", true /* selective update */));
+  set_maxmin_system(lmm::System::build(cfg_disk_solver, true /* selective update */));
 }
 
 /************