1 files changed, 2 insertions, 13 deletions
diff --git a/relax_test.c b/relax_test.c
index 599fb4d..c2dd468 100644
--- a/relax_test.c
+++ b/relax_test.c
@@ -40,17 +40,6 @@ static double sol_dxy(double x, double y)
 }
 #endif
 
-static double findmax(double *arr, size_t len)
-{
-    double ret = 0.0;
-    for (size_t i = 0; i < len; i++) {
-        double val = fabs(*arr++);
-        if (val > ret)
-            ret = val;
-    }
-    return ret;
-}
-
 int main(int argc, char **argv)
 {
     EGSContext *ctx;
@@ -141,7 +130,7 @@ int main(int argc, char **argv)
         goto fail;
     }
 
-    res_old = findmax(ctx->residual->data, ctx->residual->stride[0] * ctx->domain_size[1]);
+    res_old = ctx->residual_max;
 
     for (int i = 0; i < maxiter; i++) {
         ret = mg2di_egs_solve(ctx, EGS_SOLVE_RELAXATION, 0);
@@ -150,7 +139,7 @@ int main(int argc, char **argv)
             ret = 1;
             goto fail;
         }
-        res_new = findmax(ctx->residual->data, ctx->residual->stride[0] * ctx->domain_size[1]);
+        res_new = ctx->residual_max;
         if (res_new > 1e3) {
             fprintf(stderr, "Diverged at step %d: %g -> %g\n", i, res_old, res_new);
             goto fail;