From 47e6e7c84f008a53061e661f31ae96629bc694ef Mon Sep 17 00:00:00 2001
From: Igor Pashev <pashev.igor@gmail.com>
Date: Sun, 26 Oct 2014 12:33:50 +0400
Subject: Debian 3.9.10

---
 src/pmdas/linux/convert.h | 49 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 src/pmdas/linux/convert.h

(limited to 'src/pmdas/linux/convert.h')

diff --git a/src/pmdas/linux/convert.h b/src/pmdas/linux/convert.h
new file mode 100644
index 0000000..8a31eda
--- /dev/null
+++ b/src/pmdas/linux/convert.h
@@ -0,0 +1,49 @@
+/*
+ * Size conversion for different sized types extracted from the
+ * kernel on different platforms, particularly where the sizeof
+ * "long" differs.
+ *
+ * Copyright (c) 2007-2008 Aconex.  All Rights Reserved.
+ * 
+ * This program 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 2 of the License, or (at your
+ * option) any later version.
+ * 
+ * This program 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
+ */
+
+/*
+ * Some metrics are exported by the kernel as "unsigned long".
+ * On most 64bit platforms this is not the same size as an
+ * "unsigned int". 
+ */
+#if defined(HAVE_64BIT_LONG)
+#define KERNEL_ULONG PM_TYPE_U64
+#define _pm_assign_ulong(atomp, val) do { (atomp)->ull = (val); } while (0)
+#else
+#define KERNEL_ULONG PM_TYPE_U32
+#define _pm_assign_ulong(atomp, val) do { (atomp)->ul = (val); } while (0)
+#endif
+
+/*
+ * Some metrics need to have their type set at runtime, based on the
+ * running kernel version (not simply a 64 vs 32 bit machine issue).
+ */
+#define KERNEL_UTYPE PM_TYPE_NOSUPPORT	/* set to real type at runtime */
+#define _pm_metric_type(type, size) \
+    do { \
+	(type) = ((size)==8 ? PM_TYPE_U64 : PM_TYPE_U32); \
+    } while (0)
+#define _pm_assign_utype(size, atomp, val) \
+    do { \
+	if ((size)==8) { (atomp)->ull = (val); } else { (atomp)->ul = (val); } \
+    } while (0)
+
-- 
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