From 4e56fe682e6ad34c161aa40c06af4e3e0088962e Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Fri, 22 Nov 2013 19:29:14 +0000
Subject: [PATCH] Testing of paralel algorithm with mutexes and tainting. Still no success. It seems tainting and untainting does not works as suspected
---
src/vertex.c | 32 ++++++++++++++++++++++++++++++++
1 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/src/vertex.c b/src/vertex.c
index 38647aa..9fc96be 100644
--- a/src/vertex.c
+++ b/src/vertex.c
@@ -311,3 +311,35 @@
return vlist;
}
+
+
+
+ts_bool vertex_taint(ts_vertex *vtx, ts_uint level){
+ ts_uint i;
+ vtx->locked++; //lock current vertex
+ if(level==0){ //if we reach last in recursion exit
+ return TS_SUCCESS;
+ }
+ for(i=0; i<vtx->neigh_no; i++){ //else recursive call self with decreased level
+ vertex_taint(vtx->neigh[i], level-1);
+ }
+ return TS_SUCCESS;
+}
+
+ts_bool vertex_untaint(ts_vertex *vtx, ts_uint level){
+ vtx->locked--;
+ if(level==0){
+ return TS_SUCCESS;
+ }
+ ts_uint i;
+ for(i=0; i<vtx->neigh_no; i++){
+ vertex_untaint(vtx->neigh[i], level-1);
+ }
+ return TS_SUCCESS;
+}
+
+inline ts_bool vertex_tainted(ts_vertex *vtx, ts_uint level, ts_uint amount){
+ if(vtx->locked>amount) return 1;
+
+ return 0;
+}
--
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