I noticed all the Documentation/device-model/ files still refer to driverfs
instead of sysfs. Here is a 2.5.46 patch that just replaces all "driverfs"
with "sysfs".
-rustyl
diff -urN linux-2.5.46/Documentation/driver-model/binding.txt linux-2.5.46-patched/Documentation/driver-model/binding.txt
--- linux-2.5.46/Documentation/driver-model/binding.txt 2002-10-18 21:01:50.000000000 -0700
+++ linux-2.5.46-patched/Documentation/driver-model/binding.txt 2002-11-07 17:25:33.000000000 -0800
@@ -60,7 +60,7 @@
driver's list of devices.
-driverfs
+sysfs
~~~~~~~~
A symlink is created in the bus's 'devices' directory that points to
@@ -71,7 +71,7 @@
A directory for the device is created in the class's directory. A
symlink is created in that directory that points to the device's
-physical location in the driverfs tree.
+physical location in the sysfs tree.
A symlink can be created (though this isn't done yet) in the device's
physical directory to either its class directory, or the class's
diff -urN linux-2.5.46/Documentation/driver-model/bus.txt linux-2.5.46-patched/Documentation/driver-model/bus.txt
--- linux-2.5.46/Documentation/driver-model/bus.txt 2002-10-18 21:01:59.000000000 -0700
+++ linux-2.5.46-patched/Documentation/driver-model/bus.txt 2002-11-07 17:26:50.000000000 -0800
@@ -131,7 +131,7 @@
lock is not held when calling the callback.
-driverfs
+sysfs
~~~~~~~~
There is a top-level directory named 'bus'.
@@ -184,7 +184,7 @@
static bus_attribute bus_attr_debug;
This can then be used to add and remove the attribute from the bus's
-driverfs directory using:
+sysfs directory using:
int bus_create_file(struct bus_type *, struct bus_attribute *);
void bus_remove_file(struct bus_type *, struct bus_attribute *);
diff -urN linux-2.5.46/Documentation/driver-model/class.txt linux-2.5.46-patched/Documentation/driver-model/class.txt
--- linux-2.5.46/Documentation/driver-model/class.txt 2002-10-18 21:01:09.000000000 -0700
+++ linux-2.5.46-patched/Documentation/driver-model/class.txt 2002-11-07 17:26:48.000000000 -0800
@@ -91,9 +91,9 @@
the struct device_driver::devclass field.
-driverfs directory structure
+sysfs directory structure
~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-There is a top-level driverfs directory named 'class'.
+There is a top-level sysfs directory named 'class'.
Each class gets a directory in the class directory, along with two
default subdirectories:
@@ -143,13 +143,13 @@
static devclass_attribute devclass_attr_debug;
The bus driver can add and remove the attribute from the class's
-driverfs directory using:
+sysfs directory using:
int devclass_create_file(struct device_class *, struct devclass_attribute *);
void devclass_remove_file(struct device_class *, struct devclass_attribute *);
In the example above, the file will be named 'debug' in placed in the
-class's directory in driverfs.
+class's directory in sysfs.
Interfaces
diff -urN linux-2.5.46/Documentation/driver-model/device.txt linux-2.5.46-patched/Documentation/driver-model/device.txt
--- linux-2.5.46/Documentation/driver-model/device.txt 2002-10-18 21:01:54.000000000 -0700
+++ linux-2.5.46-patched/Documentation/driver-model/device.txt 2002-11-07 17:26:45.000000000 -0800
@@ -64,7 +64,7 @@
bus: Pointer to struct bus_type that device belongs to.
-dir: Device's driverfs directory.
+dir: Device's sysfs directory.
driver: Pointer to struct device_driver that controls the device.
@@ -125,8 +125,8 @@
Attributes of devices can be exported via drivers using a simple
procfs-like interface.
-Please see Documentation/filesystems/driverfs.txt for more information
-on how driverfs works.
+Please see Documentation/filesystems/sysfs.txt for more information
+on how sysfs works.
Attributes are declared using a macro called DEVICE_ATTR:
diff -urN linux-2.5.46/Documentation/driver-model/driver.txt linux-2.5.46-patched/Documentation/driver-model/driver.txt
--- linux-2.5.46/Documentation/driver-model/driver.txt 2002-10-18 21:01:54.000000000 -0700
+++ linux-2.5.46-patched/Documentation/driver-model/driver.txt 2002-11-07 17:26:43.000000000 -0800
@@ -147,10 +147,10 @@
accesses it.
-driverfs
+sysfs
~~~~~~~~
-When a driver is registered, a driverfs directory is created in its
+When a driver is registered, a sysfs directory is created in its
bus's directory. In this directory, the driver can export an interface
to userspace to control operation of the driver on a global basis;
e.g. toggling debugging output in the driver.
@@ -268,7 +268,7 @@
ssize_t (*store)(struct device_driver *, const char * buf, size_t count, loff_t off);
};
-Device drivers can export attributes via their driverfs directories.
+Device drivers can export attributes via their sysfs directories.
Drivers can declare attributes using a DRIVER_ATTR macro that works
identically to the DEVICE_ATTR macro.
diff -urN linux-2.5.46/Documentation/driver-model/interface.txt linux-2.5.46-patched/Documentation/driver-model/interface.txt
--- linux-2.5.46/Documentation/driver-model/interface.txt 2002-10-18 21:01:54.000000000 -0700
+++ linux-2.5.46-patched/Documentation/driver-model/interface.txt 2002-11-07 17:26:41.000000000 -0800
@@ -81,7 +81,7 @@
Devices are enumerated within the interface. This happens in interface_add_data()
and the enumerated value is stored in the struct intf_data for that device.
-driverfs
+sysfs
~~~~~~~~
Each interface is given a directory in the directory of the device
class it belongs to:
diff -urN linux-2.5.46/Documentation/driver-model/overview.txt linux-2.5.46-patched/Documentation/driver-model/overview.txt
--- linux-2.5.46/Documentation/driver-model/overview.txt 2002-10-18 21:01:20.000000000 -0700
+++ linux-2.5.46-patched/Documentation/driver-model/overview.txt 2002-11-07 17:26:30.000000000 -0800
@@ -80,17 +80,17 @@
By virtue of having a complete hierarchical view of all the devices in the
system, exporting a complete hierarchical view to userspace becomes relatively
easy. This has been accomplished by implementing a special purpose virtual
-file system named driverfs. It is hence possible for the user to mount the
-whole driverfs filesystem anywhere in userspace.
+file system named sysfs. It is hence possible for the user to mount the
+whole sysfs filesystem anywhere in userspace.
This can be done permanently by providing the following entry into the
/etc/fstab (under the provision that the mount point does exist, of course):
-none /devices driverfs defaults 0 0
+none /devices sysfs defaults 0 0
Or by hand on the command line:
-~: mount -t driverfs none /devices
+~: mount -t sysfs none /devices
Whenever a device is inserted into the tree, a directory is created for it.
This directory may be populated at each layer of discovery - the global layer,
@@ -108,7 +108,7 @@
A device-specific driver may also export files in its directory to expose
device-specific data or tunable interfaces.
-More information about the driverfs directory layout can be found in
+More information about the sysfs directory layout can be found in
the other documents in this directory and in the file
-Documentation/filesystems/driverfs.txt.
+Documentation/filesystems/sysfs.txt.