ioctl I/O The total control function
_sysctl read / Write system parameters
acct Enable or disable process accounting
getrlimit Get the upper limit of system resources
setrlimit Set the system resource cap
getrusage Get the usage of system resources
uselib Select the binary library to use
ioperm Set port I/O jurisdiction
iopl Change the process I/O Permission level
outb Low level port operations
reboot Restart
swapon Open exchange files and devices
swapoff Turn off exchange files and devices
bdflush control bdflush Daemon
sysfs Select the file system type supported by the core
sysinfo Get system information
adjtimex Adjust the system clock
alarm Set the alarm clock for the process
getitimer Get the timer value
setitimer Set the timer value
gettimeofday Take the time and time zone
settimeofday Set time and time zone
stime Set system date and time
time Get the system time
times Take the running time of the process
uname Get current UNIX The name of the system 、 Version and host information
vhangup Suspend the current terminal
nfsservctl Yes NFS The daemons take control
vm86 Enter the simulation 8086 Pattern
create_module Create loadable module items
delete_module Delete loadable module items
init_module Initialization module
query_module Query module information
*get_kernel_syms Get the core symbol , Has been query_module Instead of

linux More articles on system control of system call

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