ATA_LINK_ONLINE(9) libata Library ATA_LINK_ONLINE(9)
NAME ata_link_online - test whether the given link is online
SYNOPSIS bool ata_link_online(struct ata_link * link);
ARGUMENTS link ATA link to test
DESCRIPTION Test whether link is online. This is identical to ata_phys_link_online when there´s no slave link. When there´s a slave link, this function should only be called on the master link and will return true if any of M/S links is online.
LOCKING None.
RETURNS True if the port online status is available and online.
AUTHOR Jeff Garzik Author.
COPYRIGHT Kernel Hackers Manual 2.6. July 2015 ATA_LINK_ONLINE(9)