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authorDavid Howells2012-10-13 11:46:48 +0200
committerDavid Howells2012-10-13 11:46:48 +0200
commit607ca46e97a1b6594b29647d98a32d545c24bdff (patch)
tree30f4c0784bfddb57332cdc0678bd06d1e77fa185 /include/uapi/linux/kdev_t.h
parentUAPI: Unexport linux/blk_types.h (diff)
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UAPI: (Scripted) Disintegrate include/linux
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'include/uapi/linux/kdev_t.h')
-rw-r--r--include/uapi/linux/kdev_t.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/uapi/linux/kdev_t.h b/include/uapi/linux/kdev_t.h
new file mode 100644
index 000000000000..0d881fa7eb9c
--- /dev/null
+++ b/include/uapi/linux/kdev_t.h
@@ -0,0 +1,13 @@
+#ifndef _UAPI_LINUX_KDEV_T_H
+#define _UAPI_LINUX_KDEV_T_H
+#ifndef __KERNEL__
+
+/*
+Some programs want their definitions of MAJOR and MINOR and MKDEV
+from the kernel sources. These must be the externally visible ones.
+*/
+#define MAJOR(dev) ((dev)>>8)
+#define MINOR(dev) ((dev) & 0xff)
+#define MKDEV(ma,mi) ((ma)<<8 | (mi))
+#endif /* __KERNEL__ */
+#endif /* _UAPI_LINUX_KDEV_T_H */