diff options
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/libata-eh.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 79711b64054b..9159abe5211c 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -999,7 +999,9 @@ static void __ata_port_freeze(struct ata_port *ap) * ata_port_freeze - abort & freeze port * @ap: ATA port to freeze * - * Abort and freeze @ap. + * Abort and freeze @ap. The freeze operation must be called + * first, because some hardware requires special operations + * before the taskfile registers are accessible. * * LOCKING: * spin_lock_irqsave(host lock) @@ -1013,8 +1015,8 @@ int ata_port_freeze(struct ata_port *ap) WARN_ON(!ap->ops->error_handler); - nr_aborted = ata_port_abort(ap); __ata_port_freeze(ap); + nr_aborted = ata_port_abort(ap); return nr_aborted; } |