# HG changeset patch
# User Ian Campbell <ian.campbell@xensource.com>
# Date Wed Oct 25 13:58:30 2006 +0100
# Node ID 9f0b88aaf17076bcdc42dfef0870ba9f39e72f23
# parent: db0d3f22e149d832e722173fa0e037e574db5f37
PV-on-HVM: Include compatibility kzalloc implementation for kernels
before 2.6.14.

Signed-off-by: Ian Campbell <ian.campbell@xensource.com>
Signed-off-by: K. Y. Srinivasan <ksrinivasan@novell.com>
Signed-off-by: Tsunehisa Doi <Doi.Tsunehisa@jp.fujitsu.com>

--- a/unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h	Wed Oct 25 13:58:30 2006 +0100
+++ b/unmodified_drivers/linux-2.6/compat-include/xen/platform-compat.h	Wed Oct 25 13:58:30 2006 +0100
@@ -41,4 +41,8 @@ signed long schedule_timeout_interruptib
 signed long schedule_timeout_interruptible(signed long timeout);
 #endif
 
+#if defined(_LINUX_SLAB_H) && LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14)
+void *kzalloc(size_t size, int flags);
 #endif
+
+#endif
--- a/unmodified_drivers/linux-2.6/platform-pci/platform-compat.c	Wed Oct 25 13:58:30 2006 +0100
+++ b/unmodified_drivers/linux-2.6/platform-pci/platform-compat.c	Wed Oct 25 13:58:30 2006 +0100
@@ -4,6 +4,7 @@
 #include <linux/mm.h>
 #include <linux/module.h>
 #include <linux/sched.h>
+#include <linux/slab.h>
 
 #include <xen/platform-compat.h>
 
@@ -97,3 +98,19 @@ signed long schedule_timeout_interruptib
 }
 EXPORT_SYMBOL(schedule_timeout_interruptible);
 #endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14)
+/**
+ * kzalloc - allocate memory. The memory is set to zero.
+ * @size: how many bytes of memory are required.
+ * @flags: the type of memory to allocate.
+ */
+void *kzalloc(size_t size, int flags)
+{
+	void *ret = kmalloc(size, flags);
+	if (ret)
+		memset(ret, 0, size);
+	return ret;
+}
+EXPORT_SYMBOL(kzalloc);
+#endif