syscall.sh / x64 / ustat

ustat

get filesystem statistics

sys_ustat(unsigned dev, struct ustat *ubuf)
number136 (0x88)
abicommon
entry pointsys_ustat
sinceLinux 3.3
man pageustat(2)
sourceelixir.bootlin.com

Registers

registervalue
rax136, the syscall number
rdiunsigned dev
rsistruct ustat *ubuf
raxthe return value

Then run syscall to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/x64/ustat