Linux started out with much less system calls then it has now.

Let say in 2.6.32, how many are there?

link|improve this question

72% accept rate
feedback

closed as off topic by Dennis Williamson, Ben Pilbrow, Steven Monday, Scott Pack, joeqwerty Feb 15 '11 at 0:50

Questions on Server Fault are expected to generally relate to servers, networking, or desktop infrastructure, within the scope defined in the faq.

1 Answer

up vote 5 down vote accepted

if you look at the source in src/linux2.x/include/asm-generic/unistd.h

__NR_syscalls tells you the number of system calls and also tells you what it is.

link|improve this answer
That would be 242 system calls (git.kernel.org/?p=linux/kernel/git/longterm/…), less than what I expected – Aleksandr Levchuk Feb 15 '11 at 1:44
feedback

Not the answer you're looking for? Browse other questions tagged or ask your own question.