'\" t
.\"     Title: ata_phys_link_online
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: January 2017
.\"    Manual: libata Core Internals
.\"    Source: Kernel Hackers Manual 4.8.15
.\"  Language: English
.\"
.TH "ATA_PHYS_LINK_ONLINE" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "libata Core Internals"
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.SH "NAME"
ata_phys_link_online \- test whether the given link is online
.SH "SYNOPSIS"
.HP \w'bool\ ata_phys_link_online('u
.BI "bool ata_phys_link_online(struct\ ata_link\ *\ " "link" ");"
.SH "ARGUMENTS"
.PP
\fIlink\fR
.RS 4
ATA link to test
.RE
.SH "DESCRIPTION"
.PP
Test whether
\fIlink\fR
is online\&. Note that this function returns 0 if online status of
\fIlink\fR
cannot be obtained, so ata_link_online(link) != !ata_link_offline(link)\&.
.PP
LOCKING: None\&.
.SH "RETURN"
.PP
True if the port online status is available and online\&.
.SH "AUTHOR"
.PP
\fBJeff Garzik\fR
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br