syscall.sh / openrisc / kcmp

kcmp

compare two processes to determine if they share a kernel resource

sys_kcmp(pid_t pid1, pid_t pid2, int type, unsigned long idx1, unsigned long idx2)
number272 (0x110)
abicommon
entry pointsys_kcmp
sinceLinux 3.7
man pagekcmp(2)
sourceelixir.bootlin.com

Registers

registervalue
r11272, the syscall number
r3pid_t pid1
r4pid_t pid2
r5int type
r6unsigned long idx1
r7unsigned long idx2
r11the return value

Then run l.sys 1 to enter the kernel.

Same syscall on other architectures

Get this as JSON: https://api.syscall.sh/v2/syscalls/openrisc/kcmp