You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
71 lines
2.5 KiB
71 lines
2.5 KiB
.\"
|
|
.\" Copyright 2012-2013 Samy Al Bahra.
|
|
.\" All rights reserved.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
.\" SUCH DAMAGE.
|
|
.\"
|
|
.\"
|
|
.Dd September 2, 2012
|
|
.Dt CK_EPOCH_POLL 3
|
|
.Sh NAME
|
|
.Nm ck_epoch_poll
|
|
.Nd non-blocking poll of epoch object for dispatch cycles
|
|
.Sh LIBRARY
|
|
Concurrency Kit (libck, \-lck)
|
|
.Sh SYNOPSIS
|
|
.In ck_epoch.h
|
|
.Ft bool
|
|
.Fn ck_epoch_poll "ck_epoch_record_t *record"
|
|
.Sh DESCRIPTION
|
|
The
|
|
.Fn ck_epoch_poll 3
|
|
function will attempt to dispatch any functions associated with the
|
|
object pointed to by
|
|
.Fa epoch
|
|
via
|
|
.Fn ck_epoch_call 3
|
|
if deemed safe. This function is meant to be used in cases epoch
|
|
reclamation cost must be amortized over time in a manner that does
|
|
not affect caller progress.
|
|
.Sh RETURN VALUES
|
|
This functions returns false if the following conditions are met:
|
|
no memory was reclaimed, the records are not in a grace period and no forward
|
|
progress was made.
|
|
.Sh ERRORS
|
|
Behavior is undefined if the object pointed to by
|
|
.Fa record
|
|
has not have been previously registered via
|
|
.Fn ck_epoch_register 3 .
|
|
.Sh SEE ALSO
|
|
.Xr ck_epoch_init 3 ,
|
|
.Xr ck_epoch_register 3 ,
|
|
.Xr ck_epoch_unregister 3 ,
|
|
.Xr ck_epoch_recycle 3 ,
|
|
.Xr ck_epoch_synchronize 3 ,
|
|
.Xr ck_epoch_reclaim 3 ,
|
|
.Xr ck_epoch_barrier 3 ,
|
|
.Xr ck_epoch_call 3 ,
|
|
.Xr ck_epoch_begin 3 ,
|
|
.Xr ck_epoch_end 3
|
|
.Pp
|
|
Additional information available at http://concurrencykit.org/
|