syscall

Noun

1. A software request for a service from the operating system kernel.
   • At an assembly code level, when a process wants to make a syscall, it will load the syscall number into the EAX register[…] - 2009, Jatinder N. D. Gupta, Sushil K. Sharma, Handbook of research on information security...
   • In addition, the relatively slow scalar CPU of the SX-9 and high cost of context switches (interrupts, syscalls) due to the huge context that needs to be stored away (like vector registers) contribute their part to the...