Tejun Heo wrote:
If SError isn't accessible, EH can't tell whether hotplug has happened
or not. Report SError read failure with AC_ERR_OTHER and schedule
probing with hardreset. This will be mainly useful for PMPs.
Signed-off-by: Tejun Heo <htejun@xxxxxxxxx>
---
drivers/ata/libata-eh.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
What if the LLDD told us hotplug happened?
Even though sata_promise has SError, it should be noted that hotplug
under sata_promise is not signalled through normal means, but by a
special vendor-specific register
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