From: Laurent Georget Subject: [PATCH] adjtimex.2: Add details about ADJ_FREQUENCY Date: Tue, 30 Dec 2014 18:19:41 +0100 Message-ID: <54A2DEAD.2050708@supelec.fr> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="oVjXO5rKwBQrV7OKtOc0sbE9laaEH6alm" Return-path: Sender: linux-man-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-man Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-man@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --oVjXO5rKwBQrV7OKtOc0sbE9laaEH6alm Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Hi, this is another patch for adjtimex(2) man page which fixes a FIXME by giving the scaling unit of timex.freq and adds a detail about the value expected by ADJ_FREQUENCY. Laurent diff --git a/man2/adjtimex.2 b/man2/adjtimex.2 index 18823c8..2652fc6 100644 --- a/man2/adjtimex.2 +++ b/man2/adjtimex.2 @@ -55,8 +55,8 @@ struct timex { status flag is set, otherwise microseconds */ long freq; /* Frequency offset, as scaled PPM - (parts per million) */ -.\" FIXME What is the scaling unit of timex.freq? 2^16 ? + (parts per million) : + the scaling unit of timex.freq is 2^16 usec =3D= 1000*2^16 nsec. long maxerror; /* Maximum error (microseconds) */ long esterror; /* Estimated error (microseconds) */ int status; /* Clock command/status */ @@ -106,6 +106,10 @@ Set time offset from .BR ADJ_FREQUENCY Set frequency offset from .IR buf.freq . +The clock frequency must be comprised between -500000 and 500000 scaled ns/s. +If the given value is outside those bounds, it is silently truncated. Th= is +corresponds to values between -32768000 and 32768000 for +.IR buf.freq . .TP .BR ADJ_MAXERROR Set maximum time error from --oVjXO5rKwBQrV7OKtOc0sbE9laaEH6alm Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iF4EAREIAAYFAlSi3scACgkQRTidSplJch65ggD+NyMFwhQV/ekRHYdnqqWyra3Y SdK0LW6iI5kViwpqmZcBAKqLYo1p6JKgI25bx6bBa0DA6Clc8i5xm/33/AMieVcr =WG8C -----END PGP SIGNATURE----- --oVjXO5rKwBQrV7OKtOc0sbE9laaEH6alm-- -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html