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[PATCH] libata: add FIXME above ata_dev_xfermask()

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Add FIXME above ata_dev_xfermask noting that the current
implementation limits all transfer modes to the fastest of the slowest
device on a port which isn't necessary.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Tejun Heo 2006-03-25 11:14:07 +09:00 committed by Jeff Garzik
parent 298a41ca41
commit 600511e86b
1 changed files with 4 additions and 0 deletions
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drivers/scsi/libata-core.c
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@ -2633,6 +2633,10 @@ static int ata_dma_blacklisted(const struct ata_device *dev)
* known limits including host controller limits, device
* blacklist, etc...
*
* FIXME: The current implementation limits all transfer modes to
* the fastest of the lowested device on the port. This is not
* required on most controllers.
*
* LOCKING:
* None.
*/