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[PATCH] libata: note missing posting in mmio cmd write
author
Alan Cox
<alan@lxorguk.ukuu.org.uk>
Wed, 22 Mar 2006 15:47:34 +0000
(15:47 +0000)
committer
Jeff 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
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diff --git
a/drivers/scsi/libata-bmdma.c
b/drivers/scsi/libata-bmdma.c
index
999725c
..
96b4d21
100644
(file)
--- a/
drivers/scsi/libata-bmdma.c
+++ b/
drivers/scsi/libata-bmdma.c
@@
-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)
*/