From: "Dmitry V. Levin" <ldv@altlinux.org>
To: Michael Kerrisk <mtk.manpages@gmail.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
linux-man@vger.kernel.org
Subject: [PATCH] ptrace.2: mention PTRACE_GET_SYSCALL_INFO in RETURN VALUE section
Date: Mon, 22 Feb 2021 19:42:57 +0300 [thread overview]
Message-ID: <20210222164256.GA1943@altlinux.org> (raw)
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>
---
man2/ptrace.2 | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/man2/ptrace.2 b/man2/ptrace.2
index 5245338ba..c5e75c274 100644
--- a/man2/ptrace.2
+++ b/man2/ptrace.2
@@ -2327,8 +2327,11 @@ On success, the
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
--
ldv
next reply other threads:[~2021-02-22 16:44 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-22 16:42 Dmitry V. Levin [this message]
2021-04-26 18:39 ` [PING v1] [PATCH] ptrace.2: mention PTRACE_GET_SYSCALL_INFO in RETURN VALUE section Dmitry V. Levin
2021-04-27 7:30 ` Alejandro Colomar (man-pages)
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