From 3f7b75abf41cc4143aa295f62acbb060a012868d Mon Sep 17 00:00:00 2001
From: Shunsuke Mie <mie@igel.co.jp>
Date: Tue, 10 Jan 2023 12:43:10 +0900
Subject: tools/virtio: fix the vringh test for virtio ring changes

Fix the build caused by missing kmsan_handle_dma() and is_power_of_2() that
are used in drivers/virtio/virtio_ring.c.

Signed-off-by: Shunsuke Mie <mie@igel.co.jp>
Message-Id: <20230110034310.779744-1-mie@igel.co.jp>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 tools/virtio/linux/bug.h         |  8 +++-----
 tools/virtio/linux/build_bug.h   |  7 +++++++
 tools/virtio/linux/cpumask.h     |  7 +++++++
 tools/virtio/linux/gfp.h         |  7 +++++++
 tools/virtio/linux/kernel.h      |  1 +
 tools/virtio/linux/kmsan.h       | 12 ++++++++++++
 tools/virtio/linux/scatterlist.h |  1 +
 tools/virtio/linux/topology.h    |  7 +++++++
 8 files changed, 45 insertions(+), 5 deletions(-)
 create mode 100644 tools/virtio/linux/build_bug.h
 create mode 100644 tools/virtio/linux/cpumask.h
 create mode 100644 tools/virtio/linux/gfp.h
 create mode 100644 tools/virtio/linux/kmsan.h
 create mode 100644 tools/virtio/linux/topology.h

(limited to 'tools')

diff --git a/tools/virtio/linux/bug.h b/tools/virtio/linux/bug.h
index 813baf13f62a..51a919083d9b 100644
--- a/tools/virtio/linux/bug.h
+++ b/tools/virtio/linux/bug.h
@@ -1,13 +1,11 @@
 /* SPDX-License-Identifier: GPL-2.0 */
-#ifndef BUG_H
-#define BUG_H
+#ifndef _LINUX_BUG_H
+#define _LINUX_BUG_H
 
 #include <asm/bug.h>
 
 #define BUG_ON(__BUG_ON_cond) assert(!(__BUG_ON_cond))
 
-#define BUILD_BUG_ON(x)
-
 #define BUG() abort()
 
-#endif /* BUG_H */
+#endif /* _LINUX_BUG_H */
diff --git a/tools/virtio/linux/build_bug.h b/tools/virtio/linux/build_bug.h
new file mode 100644
index 000000000000..cdbb75e28a60
--- /dev/null
+++ b/tools/virtio/linux/build_bug.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_BUILD_BUG_H
+#define _LINUX_BUILD_BUG_H
+
+#define BUILD_BUG_ON(x)
+
+#endif	/* _LINUX_BUILD_BUG_H */
diff --git a/tools/virtio/linux/cpumask.h b/tools/virtio/linux/cpumask.h
new file mode 100644
index 000000000000..307da69d6b26
--- /dev/null
+++ b/tools/virtio/linux/cpumask.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_CPUMASK_H
+#define _LINUX_CPUMASK_H
+
+#include <linux/kernel.h>
+
+#endif /* _LINUX_CPUMASK_H */
diff --git a/tools/virtio/linux/gfp.h b/tools/virtio/linux/gfp.h
new file mode 100644
index 000000000000..43d146f236f1
--- /dev/null
+++ b/tools/virtio/linux/gfp.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __LINUX_GFP_H
+#define __LINUX_GFP_H
+
+#include <linux/topology.h>
+
+#endif
diff --git a/tools/virtio/linux/kernel.h b/tools/virtio/linux/kernel.h
index 21593bf97755..8b877167933d 100644
--- a/tools/virtio/linux/kernel.h
+++ b/tools/virtio/linux/kernel.h
@@ -10,6 +10,7 @@
 #include <stdarg.h>
 
 #include <linux/compiler.h>
+#include <linux/log2.h>
 #include <linux/types.h>
 #include <linux/overflow.h>
 #include <linux/list.h>
diff --git a/tools/virtio/linux/kmsan.h b/tools/virtio/linux/kmsan.h
new file mode 100644
index 000000000000..272b5aa285d5
--- /dev/null
+++ b/tools/virtio/linux/kmsan.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_KMSAN_H
+#define _LINUX_KMSAN_H
+
+#include <linux/gfp.h>
+
+inline void kmsan_handle_dma(struct page *page, size_t offset, size_t size,
+			     enum dma_data_direction dir)
+{
+}
+
+#endif /* _LINUX_KMSAN_H */
diff --git a/tools/virtio/linux/scatterlist.h b/tools/virtio/linux/scatterlist.h
index 369ee308b668..74d9e1825748 100644
--- a/tools/virtio/linux/scatterlist.h
+++ b/tools/virtio/linux/scatterlist.h
@@ -2,6 +2,7 @@
 #ifndef SCATTERLIST_H
 #define SCATTERLIST_H
 #include <linux/kernel.h>
+#include <linux/bug.h>
 
 struct scatterlist {
 	unsigned long	page_link;
diff --git a/tools/virtio/linux/topology.h b/tools/virtio/linux/topology.h
new file mode 100644
index 000000000000..910794afb993
--- /dev/null
+++ b/tools/virtio/linux/topology.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_TOPOLOGY_H
+#define _LINUX_TOPOLOGY_H
+
+#include <linux/cpumask.h>
+
+#endif /* _LINUX_TOPOLOGY_H */
-- 
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