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| author | Tejun Heo <tj@kernel.org> | 2008-11-03 20:03:49 +0900 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2008-12-28 22:43:21 -0500 |
| commit | ad74e4c18d0962397314460d0da312e72c8bd02d (patch) | |
| tree | a2839731f70b44cca5e74b614dfb4de5a0d22c61 /drivers/ata | |
| parent | 1eca4365be25c540650693e941bc06a66cf38f94 (diff) | |
| download | linux-ad74e4c18d0962397314460d0da312e72c8bd02d.tar.gz linux-ad74e4c18d0962397314460d0da312e72c8bd02d.tar.bz2 linux-ad74e4c18d0962397314460d0da312e72c8bd02d.zip | |
libata: when restoring SControl during detach do the PMP links first
When restoring SControl during detach, PMP links should be handled
first as changing SControl of the host link can affect SCR access of
PMP links.
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/libata-core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index ffd98e4e65b4..1ecc3cb0b722 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -6123,7 +6123,7 @@ static void ata_port_detach(struct ata_port *ap) /* EH is now guaranteed to see UNLOADING - EH context belongs * to us. Restore SControl and disable all existing devices. */ - ata_for_each_link(link, ap, HOST_FIRST) { + ata_for_each_link(link, ap, PMP_FIRST) { sata_scr_write(link, SCR_CONTROL, link->saved_scontrol & 0xff0); ata_for_each_dev(dev, link, ALL) ata_dev_disable(dev); |