Commit 7c74ffd0 authored by Alan Cox's avatar Alan Cox Committed by Jeff Garzik
Browse files

[PATCH] libata: note missing posting in mmio cmd write 



Signed-off-by: default avatarAlan Cox <alan@redhat.com>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent f01c1845

drivers/scsi/libata-bmdma.c

+2 −0
Original line number Diff line number Diff line
@@ -214,6 +214,8 @@ static void ata_exec_command_pio(struct ata_port *ap, const struct ata_taskfile 
 *	Issues MMIO write to ATA command register, with proper

 *	synchronization with interrupt handler / other threads.

 *

 *	FIXME: missing write posting for 400nS delay enforcement

 *

 *	LOCKING:

 *	spin_lock_irqsave(host_set lock)

 */