[rtems-libbsd commit] Move dynamic mutex pool to separate file

Sebastian Huber sebh at rtems.org
Wed Sep 12 06:00:06 UTC 2018


Module:    rtems-libbsd
Branch:    master
Commit:    6e5b088e8ffee065f8c6c729beca5b3bbadbb4bc
Changeset: http://git.rtems.org/rtems-libbsd/commit/?id=6e5b088e8ffee065f8c6c729beca5b3bbadbb4bc

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Thu Sep  6 10:50:03 2018 +0200

Move dynamic mutex pool to separate file

This avoids false link-time dependencies.

---

 libbsd.py                             |  1 +
 rtemsbsd/rtems/rtems-kernel-mtxpool.c | 52 +++++++++++++++++++++++++++++++++++
 2 files changed, 53 insertions(+)

diff --git a/libbsd.py b/libbsd.py
index 2429c0a..9ef049d 100644
--- a/libbsd.py
+++ b/libbsd.py
@@ -252,6 +252,7 @@ class rtems(builder.Module):
                 'rtems/rtems-kernel-jail.c',
                 'rtems/rtems-kernel-malloc.c',
                 'rtems/rtems-kernel-mbuf.c',
+                'rtems/rtems-kernel-mtxpool.c',
                 'rtems/rtems-kernel-mutex.c',
                 'rtems/rtems-kernel-muteximpl.c',
                 'rtems/rtems-kernel-nexus.c',
diff --git a/rtemsbsd/rtems/rtems-kernel-mtxpool.c b/rtemsbsd/rtems/rtems-kernel-mtxpool.c
new file mode 100644
index 0000000..8e838c6
--- /dev/null
+++ b/rtemsbsd/rtems/rtems-kernel-mtxpool.c
@@ -0,0 +1,52 @@
+#include <machine/rtems-bsd-kernel-space.h>
+
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2001 Matthew Dillon.  All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+#include <sys/param.h>
+#include <sys/kernel.h>
+#include <sys/lock.h>
+#include <sys/mutex.h>
+#include <sys/systm.h>
+
+/* Pool sizes must be a power of two */
+#ifndef MTX_POOL_SLEEP_SIZE
+#define MTX_POOL_SLEEP_SIZE		128
+#endif
+
+struct mtx_pool *mtxpool_sleep;
+
+static void
+mtx_pool_setup_dynamic(void *dummy __unused)
+{
+	mtxpool_sleep = mtx_pool_create("sleep mtxpool",
+	    MTX_POOL_SLEEP_SIZE, MTX_DEF);
+}
+
+SYSINIT(mtxpooli2, SI_SUB_MTX_POOL_DYNAMIC, SI_ORDER_FIRST,
+    mtx_pool_setup_dynamic, NULL);




More information about the vc mailing list