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authorPeter Zijlstra <peterz@infradead.org>2024-07-04 16:00:24 +0200
committerPeter Zijlstra <peterz@infradead.org>2024-07-04 16:00:24 +0200
commit0c8ea05e9b3d8e5287e2a968f2a2e744dfd31b99 (patch)
treeba0443b74f063471c5d81d85e795e04e7e1dc79c /include/uapi/linux/ntsync.h
parent0ca4da2412da05fb9dd0b5d90dcc8026219f0f29 (diff)
parent34b3fc558b537bdf99644dcde539e151716f6331 (diff)
Merge branch 'tip/x86/cpu'
The Lunarlake patches rely on the new VFM stuff. Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Diffstat (limited to 'include/uapi/linux/ntsync.h')
-rw-r--r--include/uapi/linux/ntsync.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/include/uapi/linux/ntsync.h b/include/uapi/linux/ntsync.h
new file mode 100644
index 000000000000..dcfa38fdc93c
--- /dev/null
+++ b/include/uapi/linux/ntsync.h
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/*
+ * Kernel support for NT synchronization primitive emulation
+ *
+ * Copyright (C) 2021-2022 Elizabeth Figura <zfigura@codeweavers.com>
+ */
+
+#ifndef __LINUX_NTSYNC_H
+#define __LINUX_NTSYNC_H
+
+#include <linux/types.h>
+
+struct ntsync_sem_args {
+ __u32 sem;
+ __u32 count;
+ __u32 max;
+};
+
+#define NTSYNC_IOC_CREATE_SEM _IOWR('N', 0x80, struct ntsync_sem_args)
+
+#define NTSYNC_IOC_SEM_POST _IOWR('N', 0x81, __u32)
+
+#endif