git: 99979f0eeb93 - stable/14 - setsockopt.2: Clarify SO_SPLICE action

The branch stable/14 has been updated by kbowling:

URL: https://cgit.FreeBSD.org/src/commit/?id=99979f0eeb9381685c8b4601623a109235341016

commit 99979f0eeb9381685c8b4601623a109235341016
Author:     Kevin Bowling <kbowling@FreeBSD.org>
AuthorDate: 2024-11-25 18:32:35 +0000
Commit:     Kevin Bowling <kbowling@FreeBSD.org>
CommitDate: 2025-07-29 03:39:47 +0000

    setsockopt.2: Clarify SO_SPLICE action
    
    Reviewed by:    gallatin, markj
    Sponsored by:   Netflix
    Differential Revision:  https://reviews.freebsd.org/D47720
    Co-authored-by: Mark Johnston <markj@FreeBSD.org>
    
    (cherry picked from commit c1e304c60c46a26af57f9638c53417dd6cffa9fe)
---
 lib/libc/sys/getsockopt.2 | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/libc/sys/getsockopt.2 b/lib/libc/sys/getsockopt.2
index c738a152d859..f36a9fe7baf8 100644
--- a/lib/libc/sys/getsockopt.2
+++ b/lib/libc/sys/getsockopt.2
@@ -570,9 +570,14 @@ struct so_splice {
 .Pp
 Data received on
 .Fa s
-will automatically be transmitted from the socket specified in
+will automatically be transmitted via the socket specified in
 .Fa sp_fd
 without any intervention by userspace.
+That is, the data will be transmitted via
+.Fa sp_fd
+as if userspace had called
+.Xr send 2
+directly.
 Splicing is a one-way operation; a given pair of sockets may be
 spliced in one or both directions.
 Currently only connected