> Syscall chaining refers to having the kernel execute consecutive systemcalls without switching the context back to userspace. io_uring already gives you that

> Syscall chaining refers to having the kernel execute consecutive systemcalls without switching the context back to userspace. io_uring already gives you that. You can submit multiple operations in a batch and link the operations together so that if one operation in a chain of linked operations fails, io_uring won't try to execute the rest.