Lines Matching refs:sys

30 - sysfs is always at /sys
50         /sys, and always starting with a slash
52         pointing to /sys/devices must always be resolved to their real
97   and this is below: /sys/devices.
103   /sys/block, /sys/class and /sys/bus. It is planned that these will
105   symlinks pointing to the unified /sys/devices tree.
108   classification directories into one place at /sys/subsystem,
113   "devices" directory at /sys/subsystem/<name>/devices.
115   If /sys/subsystem exists, /sys/bus, /sys/class and /sys/block can be
121   Assuming /sys/class/<subsystem> and /sys/bus/<subsystem>, or
122   /sys/block and /sys/class/block are not interchangeable is a bug in
126   The converted block subsystem at /sys/class/block or
127   /sys/subsystem/block will contain the links for disks and partitions
135   /sys/devices/ like the bus devices. If the link-resolving of a
136   device directory does not end in /sys/devices/, you can use the
137   "device"-link to find the parent devices in /sys/devices/. That is the
140   a device in /sys/devices/ is a bug in the application.
141   Accessing /sys/class/net/eth0/device is a bug in the application.
143   Never depend on the class-specific links back to the /sys/class
145   that class devices are not created in /sys/devices. If a device
147   may be used to find the child devices in /sys/class. That is the single
150   real child device directories in the /sys/devices tree is a bug in
154   directories live in /sys/devices.