From 2112d3242f413979931e371423dcead9d19440e7 Mon Sep 17 00:00:00 2001 From: Thomas Schwinge Date: Fri, 29 May 2020 14:21:03 +0200 Subject: [PATCH] [OpenACC] Don't open-code 'gomp_remove_var' in 'acc_unmap_data' libgomp/ * oacc-mem.c (acc_unmap_data): Don't open-code 'gomp_remove_var'. Co-Authored-By: Julian Brown --- libgomp/oacc-mem.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/libgomp/oacc-mem.c b/libgomp/oacc-mem.c index 6314f5d..8e8c7c3 100644 --- a/libgomp/oacc-mem.c +++ b/libgomp/oacc-mem.c @@ -468,8 +468,6 @@ acc_unmap_data (void *h) (void *) h, (int) host_size); } - splay_tree_remove (&acc_dev->mem_map, n); - struct target_mem_desc *tgt = n->tgt; if (tgt->refcount == REFCOUNT_INFINITY) @@ -482,8 +480,12 @@ acc_unmap_data (void *h) 'acc_map_data'. */ assert (tgt->refcount == 1); - free (tgt->array); - free (tgt); + /* Nullifying these fields prevents 'gomp_unmap_tgt' via 'gomp_remove_var' + from freeing the target memory. */ + tgt->tgt_end = 0; + tgt->to_free = NULL; + + gomp_remove_var (acc_dev, n); gomp_mutex_unlock (&acc_dev->lock); -- 2.7.4