.. ABI accel accounting admin-guide arch block bpf cdrom core-api cpu-freq crypto dev-tools devicetree doc-guide driver-api fault-injection fb features filesystems firmware_class firmware-guide fpga gpu hid hwmon i2c iio images infiniband input isdn kbuild kernel-hacking leds litmus-tests livepatch locking maintainer mhi misc-devices mm netlabel netlink networking nvdimm nvme PCI pcmcia peci power process RCU rust scheduler scsi security sound sphinx sphinx-static spi staging target tee timers tools trace translations usb userspace-api virt w1 wasm watchdog wmi .gitignore atomic_bitops.txt atomic_t.txt Changes CodingStyle conf.py docutils.conf dontdiff index.rst Kconfig Makefile memory-barriers.txt SubmittingPatches subsystem-apis.rst