Re: Unknown SATA PIIX PCI device ID 0x29b6

Tejun Heo
2008-03-10T13:06:19Z

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Guennadi Liakhovetski wrote:
> On Mon, 10 Mar 2008, Tejun Heo wrote:
>
>>> Yctually it was 2.6.24 before, rebuilt 2.6.25-rc4, booted as above, it did
>>> say:
>>>
>>> ata4: FORCE: PHY spd limit set to 1.5Gbps
>>>
>>> but hot-plugging the drive still took 50 seconds to recover.
>> How about cold plugging?
>
> Same.

Does the attached patch help?

--
tejun

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---
drivers/ata/ahci.c | 1 +
1 file changed, 1 insertion(+)

Index: tree2/drivers/ata/ahci.c
===================================================================
--- tree2.orig/drivers/ata/ahci.c
+++ tree2/drivers/ata/ahci.c
@@ -397,6 +397,7 @@ static const struct ata_port_operations
static const struct ata_port_info ahci_port_info[] = {
/* board_ahci */
{
+ AHCI_HFLAGS (AHCI_HFLAG_NO_PMP),
.flags = AHCI_FLAG_COMMON,
.link_flags = AHCI_LFLAG_COMMON,
.pio_mask = 0x1f, /* pio0-4 */