1*bbf21555SRichard Lowe.\" 2*bbf21555SRichard Lowe.\" This file and its contents are supplied under the terms of the 3*bbf21555SRichard Lowe.\" Common Development and Distribution License ("CDDL"), version 1.0. 4*bbf21555SRichard Lowe.\" You may only use this file in accordance with the terms of version 5*bbf21555SRichard Lowe.\" 1.0 of the CDDL. 6*bbf21555SRichard Lowe.\" 7*bbf21555SRichard Lowe.\" A full copy of the text of the CDDL should have accompanied this 8*bbf21555SRichard Lowe.\" source. A copy of the CDDL is also available via the Internet at 9*bbf21555SRichard Lowe.\" http://www.illumos.org/license/CDDL. 10*bbf21555SRichard Lowe.\" 11*bbf21555SRichard Lowe.\" 12*bbf21555SRichard Lowe.\" Copyright (c) 2014, Joyent, Inc. All Rights Reserved. 13*bbf21555SRichard Lowe.\" 14*bbf21555SRichard Lowe.Dd Dec 3, 2014 15*bbf21555SRichard Lowe.Dt EVENTFD 7 16*bbf21555SRichard Lowe.Os 17*bbf21555SRichard Lowe.Sh NAME 18*bbf21555SRichard Lowe.Nm eventfd 19*bbf21555SRichard Lowe.Nd Linux-compatible user event notification facility 20*bbf21555SRichard Lowe.Sh SYNOPSIS 21*bbf21555SRichard Lowe.In sys/eventfd.h 22*bbf21555SRichard Lowe.Sh DESCRIPTION 23*bbf21555SRichard Lowe.Nm 24*bbf21555SRichard Loweis a Linux-borne facility for sending and receiving user 25*bbf21555SRichard Loweevents via a file descriptor. 26*bbf21555SRichard LoweWhile the facility itself is somewhat dubious (it can be mimicked in an entirely 27*bbf21555SRichard Loweportable way with a pipe), it is small and straightforward and this 28*bbf21555SRichard Loweimplementation is entirely compatible with its Linux antecedent; see 29*bbf21555SRichard Lowe.Xr eventfd 3C 30*bbf21555SRichard Lowefor details. 31*bbf21555SRichard Lowe.Sh SEE ALSO 32*bbf21555SRichard Lowe.Xr eventfd 3C 33