[RFC PATCH -v4 01/14] filesystem notification: create fs/notify tocontain all fs notification

[Eric Paris]

Adding yet another filesystem notification system it seemed like a good
idea to clean up fs/ by creating an fs/notify and putting everything
there.

Signed-off-by: Eric Paris <eparis@xxxxxxxxxx>
---

 fs/Kconfig                       |   39 --
 fs/Makefile                      |    5 
 fs/dnotify.c                     |  194 --------
 fs/inotify.c                     |  913 --------------------------------------
 fs/inotify_user.c                |  778 --------------------------------
 fs/notify/Kconfig                |    2 
 fs/notify/Makefile               |    2 
 fs/notify/dnotify/Kconfig        |   10 
 fs/notify/dnotify/Makefile       |    1 
 fs/notify/dnotify/dnotify.c      |  194 ++++++++
 fs/notify/inotify/Kconfig        |   27 +
 fs/notify/inotify/Makefile       |    2 
 fs/notify/inotify/inotify.c      |  913 ++++++++++++++++++++++++++++++++++++++
 fs/notify/inotify/inotify_user.c |  778 ++++++++++++++++++++++++++++++++
 14 files changed, 1931 insertions(+), 1927 deletions(-)
 delete mode 100644 fs/dnotify.c
 delete mode 100644 fs/inotify.c
 delete mode 100644 fs/inotify_user.c
 create mode 100644 fs/notify/Kconfig
 create mode 100644 fs/notify/Makefile
 create mode 100644 fs/notify/dnotify/Kconfig
 create mode 100644 fs/notify/dnotify/Makefile
 create mode 100644 fs/notify/dnotify/dnotify.c
 create mode 100644 fs/notify/inotify/Kconfig
 create mode 100644 fs/notify/inotify/Makefile
 create mode 100644 fs/notify/inotify/inotify.c
 create mode 100644 fs/notify/inotify/inotify_user.c

diff --git a/fs/Kconfig b/fs/Kconfig
index 522469a..ff0e819 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -270,44 +270,7 @@ config OCFS2_COMPAT_JBD
 
 endif # BLOCK
 
-config DNOTIFY
-	bool "Dnotify support"
-	default y
-	help
-	  Dnotify is a directory-based per-fd file change notification system
-	  that uses signals to communicate events to user-space.  There exist
-	  superior alternatives, but some applications may still rely on
-	  dnotify.
-
-	  If unsure, say Y.
-
-config INOTIFY
-	bool "Inotify file change notification support"
-	default y
-	---help---
-	  Say Y here to enable inotify support.  Inotify is a file change
-	  notification system and a replacement for dnotify.  Inotify fixes
-	  numerous shortcomings in dnotify and introduces several new features
-	  including multiple file events, one-shot support, and unmount
-	  notification.
-
-	  For more information, see <file:Documentation/filesystems/inotify.txt>
-
-	  If unsure, say Y.
-
-config INOTIFY_USER
-	bool "Inotify support for userspace"
-	depends on INOTIFY
-	default y
-	---help---
-	  Say Y here to enable inotify support for userspace, including the
-	  associated system calls.  Inotify allows monitoring of both files and
-	  directories via a single open fd.  Events are read from the file
-	  descriptor, which is also select()- and poll()-able.
-
-	  For more information, see <file:Documentation/filesystems/inotify.txt>
-
-	  If unsure, say Y.
+source "fs/notify/Kconfig"
 
 config QUOTA
 	bool "Quota support"
diff --git a/fs/Makefile b/fs/Makefile
index d9f8afe..e6f423d 100644
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -20,8 +20,7 @@ obj-y +=	no-block.o
 endif
 
 obj-$(CONFIG_BLK_DEV_INTEGRITY) += bio-integrity.o
-obj-$(CONFIG_INOTIFY)		+= inotify.o
-obj-$(CONFIG_INOTIFY_USER)	+= inotify_user.o
+obj-y				+= notify/
 obj-$(CONFIG_EPOLL)		+= eventpoll.o
 obj-$(CONFIG_ANON_INODES)	+= anon_inodes.o
 obj-$(CONFIG_SIGNALFD)		+= signalfd.o
@@ -57,8 +56,6 @@ obj-$(CONFIG_QFMT_V1)		+= quota_v1.o
 obj-$(CONFIG_QFMT_V2)		+= quota_v2.o
 obj-$(CONFIG_QUOTACTL)		+= quota.o
 
-obj-$(CONFIG_DNOTIFY)		+= dnotify.o
-
 obj-$(CONFIG_PROC_FS)		+= proc/
 obj-y				+= partitions/
 obj-$(CONFIG_SYSFS)		+= sysfs/
diff --git a/fs/notify/Kconfig b/fs/notify/Kconfig
new file mode 100644
index 0000000..50914d7
--- /dev/null
+++ b/fs/notify/Kconfig
@@ -0,0 +1,2 @@
+source "fs/notify/dnotify/Kconfig"
+source "fs/notify/inotify/Kconfig"
diff --git a/fs/notify/Makefile b/fs/notify/Makefile
new file mode 100644
index 0000000..5a95b60
--- /dev/null
+++ b/fs/notify/Makefile
@@ -0,0 +1,2 @@
+obj-y			+= dnotify/
+obj-y			+= inotify/
diff --git a/fs/notify/dnotify/Kconfig b/fs/notify/dnotify/Kconfig
new file mode 100644
index 0000000..26adf5d
--- /dev/null
+++ b/fs/notify/dnotify/Kconfig
@@ -0,0 +1,10 @@
+config DNOTIFY
+	bool "Dnotify support"
+	default y
+	help
+	  Dnotify is a directory-based per-fd file change notification system
+	  that uses signals to communicate events to user-space.  There exist
+	  superior alternatives, but some applications may still rely on
+	  dnotify.
+
+	  If unsure, say Y.
diff --git a/fs/notify/dnotify/Makefile b/fs/notify/dnotify/Makefile
new file mode 100644
index 0000000..f145251
--- /dev/null
+++ b/fs/notify/dnotify/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_DNOTIFY)		+= dnotify.o
diff --git a/fs/dnotify.c b/fs/notify/dnotify/dnotify.c
similarity index 100%
rename from fs/dnotify.c
rename to fs/notify/dnotify/dnotify.c
diff --git a/fs/notify/inotify/Kconfig b/fs/notify/inotify/Kconfig
new file mode 100644
index 0000000..4467928
--- /dev/null
+++ b/fs/notify/inotify/Kconfig
@@ -0,0 +1,27 @@
+config INOTIFY
+	bool "Inotify file change notification support"
+	default y
+	---help---
+	  Say Y here to enable inotify support.  Inotify is a file change
+	  notification system and a replacement for dnotify.  Inotify fixes
+	  numerous shortcomings in dnotify and introduces several new features
+	  including multiple file events, one-shot support, and unmount
+	  notification.
+
+	  For more information, see <file:Documentation/filesystems/inotify.txt>
+
+	  If unsure, say Y.
+
+config INOTIFY_USER
+	bool "Inotify support for userspace"
+	depends on INOTIFY
+	default y
+	---help---
+	  Say Y here to enable inotify support for userspace, including the
+	  associated system calls.  Inotify allows monitoring of both files and
+	  directories via a single open fd.  Events are read from the file
+	  descriptor, which is also select()- and poll()-able.
+
+	  For more information, see <file:Documentation/filesystems/inotify.txt>
+
+	  If unsure, say Y.
diff --git a/fs/notify/inotify/Makefile b/fs/notify/inotify/Makefile
new file mode 100644
index 0000000..e290f3b
--- /dev/null
+++ b/fs/notify/inotify/Makefile
@@ -0,0 +1,2 @@
+obj-$(CONFIG_INOTIFY)		+= inotify.o
+obj-$(CONFIG_INOTIFY_USER)	+= inotify_user.o
diff --git a/fs/inotify.c b/fs/notify/inotify/inotify.c
similarity index 100%
rename from fs/inotify.c
rename to fs/notify/inotify/inotify.c
diff --git a/fs/inotify_user.c b/fs/notify/inotify/inotify_user.c
similarity index 100%
rename from fs/inotify_user.c
rename to fs/notify/inotify/inotify_user.c

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