Bugfix: save the ucontext of each running thread in a per context basis.

[simgrid.git] / src / simix / smx_context_sysv_private.h

diff --git a/src/simix/smx_context_sysv_private.h b/src/simix/smx_context_sysv_private.h
index de4b441..5660770 100644 (file)
--- a/src/simix/smx_context_sysv_private.h
+++ b/src/simix/smx_context_sysv_private.h
@@ -29,6 +29,7 @@ SG_BEGIN_DECL()
 typedef struct s_smx_ctx_sysv {
   s_smx_ctx_base_t super;       /* Fields of super implementation */
   ucontext_t uc;                /* the thread that execute the code */
+  ucontext_t old_uc;            /* the context that was swapped with */
 #ifdef HAVE_VALGRIND_VALGRIND_H
   unsigned int valgrind_stack_id;       /* the valgrind stack id */
 #endif