[PATCH] libata: note missing posting in mmio cmd write
authorAlan Cox <alan@lxorguk.ukuu.org.uk>
Wed, 22 Mar 2006 15:47:34 +0000 (15:47 +0000)
committerJeff Garzik <jeff@garzik.org>
Thu, 23 Mar 2006 00:55:40 +0000 (19:55 -0500)
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
drivers/scsi/libata-bmdma.c

index 999725ca8d099c2c2ebcfafe8c9885bebbd17c66..96b4d2160df8e0e0fca628a3e3a7bf495239d62a 100644 (file)
@@ -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)
  */