this patch expose the timerfd apis to the userland. It is already in
glibc header sys/timerfd.h but not synchronised, and missing the ioctl
number definition.
Signed-off-by: Gabriel Laskar <gabriel@xxxxxxxxxxxx>
---
include/linux/timerfd.h | 20 +-------------------
include/uapi/linux/Kbuild | 1 +
include/uapi/linux/timerfd.h | 31 +++++++++++++++++++++++++++++++
3 files changed, 33 insertions(+), 19 deletions(-)
create mode 100644 include/uapi/linux/timerfd.h
diff --git a/include/linux/timerfd.h b/include/linux/timerfd.h
index bd36ce4..bab0b1a 100644
--- a/include/linux/timerfd.h
+++ b/include/linux/timerfd.h
@@ -8,23 +8,7 @@
#ifndef _LINUX_TIMERFD_H
#define _LINUX_TIMERFD_H
-/* For O_CLOEXEC and O_NONBLOCK */
-#include <linux/fcntl.h>
-
-/* For _IO helpers */
-#include <linux/ioctl.h>
-
-/*
- * CAREFUL: Check include/asm-generic/fcntl.h when defining
- * new flags, since they might collide with O_* ones. We want
- * to re-use O_* flags that couldn't possibly have a meaning
- * from eventfd, in order to leave a free define-space for
- * shared O_* flags.
- */
-#define TFD_TIMER_ABSTIME (1 << 0)
-#define TFD_TIMER_CANCEL_ON_SET (1 << 1)
-#define TFD_CLOEXEC O_CLOEXEC
-#define TFD_NONBLOCK O_NONBLOCK
+#include <uapi/linux/timerfd.h>
#define TFD_SHARED_FCNTL_FLAGS (TFD_CLOEXEC | TFD_NONBLOCK)
/* Flags for timerfd_create. */
@@ -32,6 +16,4 @@
/* Flags for timerfd_settime. */
#define TFD_SETTIME_FLAGS (TFD_TIMER_ABSTIME | TFD_TIMER_CANCEL_ON_SET)
-#define TFD_IOC_SET_TICKS _IOW('T', 0, u64)
-
#endif /* _LINUX_TIMERFD_H */
diff --git a/include/uapi/linux/Kbuild b/include/uapi/linux/Kbuild
index f7b2db4..874ac3f 100644
--- a/include/uapi/linux/Kbuild
+++ b/include/uapi/linux/Kbuild
@@ -395,6 +395,7 @@ header-y += tcp_metrics.h
header-y += telephony.h
header-y += termios.h
header-y += thermal.h
+header-y += tiemrfd.h
header-y += time.h
header-y += times.h
header-y += timex.h
diff --git a/include/uapi/linux/timerfd.h b/include/uapi/linux/timerfd.h
new file mode 100644
index 0000000..69a2f92
--- /dev/null
+++ b/include/uapi/linux/timerfd.h
@@ -0,0 +1,31 @@
+/*
+ * include/uapi/linux/timerfd.h
+ *
+ * Copyright (C) 2007 Davide Libenzi <davidel@xxxxxxxxxxxxxxx>
+ *
+ */
+
+#ifndef _UAPI_LINUX_TIMERFD_H
+#define _UAPI_LINUX_TIMERFD_H
+
+/* For O_CLOEXEC and O_NONBLOCK */
+#include <linux/fcntl.h>
+
+/* For _IO helpers */
+#include <linux/ioctl.h>
+
+/*
+ * CAREFUL: Check include/asm-generic/fcntl.h when defining
+ * new flags, since they might collide with O_* ones. We want
+ * to re-use O_* flags that couldn't possibly have a meaning
+ * from eventfd, in order to leave a free define-space for
+ * shared O_* flags.
+ */
+#define TFD_TIMER_ABSTIME (1 << 0)
+#define TFD_TIMER_CANCEL_ON_SET (1 << 1)
+#define TFD_CLOEXEC O_CLOEXEC
+#define TFD_NONBLOCK O_NONBLOCK
+
+#define TFD_IOC_SET_TICKS _IOW('T', 0, u64)
+
+#endif /* _UAPI_LINUX_TIMERFD_H */
--
2.6.0
--
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