X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/fa75b0efb3d9066a05489df0bc81226de3eb0d36..9692d43fa911bdc2d6d0263a3cb3e22d5e3167fe:/src/mc/RegionSnapshot.cpp

diff --git a/src/mc/RegionSnapshot.cpp b/src/mc/RegionSnapshot.cpp
index c10dee87c8..7884740527 100644
--- a/src/mc/RegionSnapshot.cpp
+++ b/src/mc/RegionSnapshot.cpp
@@ -93,10 +93,12 @@ RegionSnapshot dense_region(
     remote(permanent_addr),
     simgrid::mc::ProcessIndexDisabled);
 
+#ifdef __linux__
   if (_sg_mc_ksm)
     // Mark the region as mergeable *after* we have written into it.
     // Trying to merge them before is useless/counterproductive.
     madvise(data.get(), size, MADV_MERGEABLE);
+#endif
 
   simgrid::mc::RegionSnapshot region(
     region_type, start_addr, permanent_addr, size);