add capacity to set priorities on I/Os + example

[simgrid.git] / src / kernel / activity / IoImpl.hpp

diff --git a/src/kernel/activity/IoImpl.hpp b/src/kernel/activity/IoImpl.hpp
index 3bd9c7b..2c2ab5b 100644 (file)
--- a/src/kernel/activity/IoImpl.hpp
+++ b/src/kernel/activity/IoImpl.hpp
@@ -14,10 +14,11 @@ namespace kernel {
 namespace activity {
 
 class XBT_PUBLIC IoImpl : public ActivityImpl_T<IoImpl> {
 namespace activity {
 
 class XBT_PUBLIC IoImpl : public ActivityImpl_T<IoImpl> {

-  resource::DiskImpl* disk_       = nullptr;
-  sg_size_t size_                 = 0;
-  s4u::Io::OpType type_           = s4u::Io::OpType::READ;
-  sg_size_t performed_ioops_      = 0;
+  resource::DiskImpl* disk_           = nullptr;
+  double sharing_penalty_             = 1.0;
+  sg_size_t size_                     = 0;
+  s4u::Io::OpType type_               = s4u::Io::OpType::READ;
+  sg_size_t performed_ioops_          = 0;

   resource::Action* timeout_detector_ = nullptr;
   s4u::Io* piface_;
 
   resource::Action* timeout_detector_ = nullptr;
   s4u::Io* piface_;
 


@@ -25,6 +26,7 @@ public:
   IoImpl();
   s4u::Io* get_iface() { return piface_; }
 
   IoImpl();
   s4u::Io* get_iface() { return piface_; }
 

+  IoImpl& set_sharing_penalty(double sharing_penalty);

   IoImpl& set_timeout(double timeout) override;
   IoImpl& set_size(sg_size_t size);
   IoImpl& set_type(s4u::Io::OpType type);
   IoImpl& set_timeout(double timeout) override;
   IoImpl& set_size(sg_size_t size);
   IoImpl& set_type(s4u::Io::OpType type);