Mirror the wording about PTRACE_GET_SYSCALL_INFO return value semantics
from "DESCRIPTION" section to "RETURN VALUE" section.
Reported-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Complements:
fc91449cb "ptrace.2: Document PTRACE_GET_SYSCALL_INFO"
Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
requests return the requested data (but see NOTES),
the
.B PTRACE_SECCOMP_GET_FILTER
-request returns the number of instructions in the BPF program, and
-other requests return zero.
+request returns the number of instructions in the BPF program,
+the
+.B PTRACE_GET_SYSCALL_INFO
+request returns the number of bytes available to be written by the kernel,
+and other requests return zero.
.PP
On error, all requests return \-1, and
.I errno