...lar, access denied errors may be indicated by returning -EACCES ). FUSE_OPEN and FUSE_OPENDIR struct fuse_open_in { uint32_t flags; /* The flags that were passed to the open(2) …...ver uses /dev/cpu/CPUNUM/cpuid , where CPUNUM is the minor number, and on an SMP box will direct the access to CPU CPUNUM as listed in /proc/cpuinfo . This file is protected so …...6k special file is used to control the DSP56001, and to send and receive data using the bidirectional handshaked host port. To send a data stream to the signal processor, use wr…...d channels ( 2.412, 2.422, 2.425, 2.4305, 2.432, 2.442, 2.452, 2.460, 2.462 or 2.484 ) or directly as a numeric value. The frequency is changed immediately and permanently. Freq…...ccel is an alternative driver submission path that allows the driver to send I/O requests directly to backend SCSI devices, bypassing the controller firmware. This results in an…...=1MiB count=10 $ sudo losetup /dev/loop4 file.img $ sudo mkfs -t ext4 /dev/loop4 $ sudo mkdir /myloopdev $ sudo mount /dev/loop4 /myloopdev See losetup (8) for another example. …...=1MiB count=10 $ sudo losetup /dev/loop4 file.img $ sudo mkfs -t ext4 /dev/loop4 $ sudo mkdir /myloopdev $ sudo mount /dev/loop4 /myloopdev See losetup (8) for another example. …...ally, note that the driver will not engage the SCSI core at init time. The driver must be directed to dynamically engage the SCSI core via the /proc filesystem entry, which the …...tial RAM disk" (e.g., CONFIG_BLK_DEV_RAM=y and CONFIG_BLK_DEV_INITRD=y ) must be compiled directly into the Linux kernel to use /dev/initrd . When using /dev/initrd , the RAM di…...ult tape device on the system. Starting from Linux 2.6.2, the driver exports in the sysfs directory /sys/class/scsi_tape the attached devices and some parameters assigned to the…...for a pseudoterminal master and a pseudoterminal slave device is created in the /dev/pts directory. Each file descriptor obtained by opening /dev/ptmx is an independent pseudote…...for a pseudoterminal master and a pseudoterminal slave device is created in the /dev/pts directory. Each file descriptor obtained by opening /dev/ptmx is an independent pseudote…...turns the size of the entropy pool in bits (see below). /proc interfaces The files in the directory /proc/sys/kernel/random (present since Linux 2.3.16) provide additional infor…...turns the size of the entropy pool in bits (see below). /proc interfaces The files in the directory /proc/sys/kernel/random (present since Linux 2.3.16) provide additional infor…...g that data manually. RTC functionality RTCs can be read and written with hwclock (8), or directly with the ioctl (2) requests listed below. Besides tracking the date and time, …