ustat on ia32

get filesystem statistics

compat_sys_ustat(unsigned dev, struct ustat *ubuf)
number62 (0x3e)
abii386
entry pointcompat_sys_ustat
sinceLinux 3.3 or earlier (3.3 is the first release scanned for ia32)
man pageustat(2)
sourceelixir.bootlin.com

Registers

registervalue
eax62, the syscall number
ebxunsigned dev
ecxstruct ustat *ubuf
eaxthe return value

Then run int 0x80 to enter the kernel.

This compat ABI is only available when the kernel is built with CONFIG_IA32_EMULATION.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/ia32/ustat