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Diffstat (limited to 'gcell/lib/runtime/gc_jd_queue.c')
-rw-r--r--gcell/lib/runtime/gc_jd_queue.c78
1 files changed, 0 insertions, 78 deletions
diff --git a/gcell/lib/runtime/gc_jd_queue.c b/gcell/lib/runtime/gc_jd_queue.c
deleted file mode 100644
index aeabd305a..000000000
--- a/gcell/lib/runtime/gc_jd_queue.c
+++ /dev/null
@@ -1,78 +0,0 @@
-/* -*- c -*- */
-/*
- * Copyright 2007 Free Software Foundation, Inc.
- *
- * This file is part of GNU Radio
- *
- * GNU Radio is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3, or (at your option)
- * any later version.
- *
- * GNU Radio is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include <gcell/gc_jd_queue.h>
-#include <gcell/memory_barrier.h>
-#include <mutex_init.h>
-#include <mutex_lock.h>
-#include <mutex_unlock.h>
-
-void
-gc_jd_queue_init(gc_jd_queue_t *q)
-{
- _mutex_init(ptr_to_ea(&q->mutex));
- q->head = 0;
- q->tail = 0;
- smp_wmb();
-}
-
-void
-gc_jd_queue_enqueue(gc_jd_queue_t *q, gc_job_desc_t *item)
-{
- item->sys.next = 0;
- _mutex_lock(ptr_to_ea(&q->mutex));
- smp_rmb(); // import barrier
-
- if (q->tail == 0){ // currently empty
- q->tail = q->head = jdp_to_ea(item);
- }
- else { // not empty, append
- ea_to_jdp(q->tail)->sys.next = jdp_to_ea(item);
- q->tail = jdp_to_ea(item);
- }
-
- smp_wmb(); // orders stores above before clearing of mutex
- _mutex_unlock(ptr_to_ea(&q->mutex));
-}
-
-gc_job_desc_t *
-gc_jd_queue_dequeue(gc_jd_queue_t *q)
-{
- _mutex_lock(ptr_to_ea(&q->mutex));
- smp_rmb(); // import barrier
-
- gc_eaddr_t item_ea = q->head;
- if (item_ea == 0){ // empty
- _mutex_unlock(ptr_to_ea(&q->mutex));
- return 0;
- }
-
- q->head = ea_to_jdp(item_ea)->sys.next;
- if (q->head == 0) // now emtpy
- q->tail = 0;
-
- gc_job_desc_t *item = ea_to_jdp(item_ea);
- item->sys.next = 0;
-
- smp_wmb(); // orders stores above before clearing of mutex
- _mutex_unlock(ptr_to_ea(&q->mutex));
- return item;
-}