tree aca054c0c2a0a526462fbb233b977b7af1037269
parent 1e687220ef2d95a582e13d8de79932bfe32fdfa8
author Dave Jiang <dave.jiang@intel.com> 1532707457 -0700
committer Dave Jiang <dave.jiang@intel.com> 1532730508 -0700

acpi/nfit: queue issuing of ars when an uc error notification comes in

When the ACPI UC error notifier gets called and ARS_REQ bit is set
with the passed in flag, we can receive -EBUSY if ARS_REQ bit is already
set for the nfit_spa->ars_state. When that happens, the ARS request is
dropped. That can potentially cause us to miss the unreported errors that
the on going ARS request does not receive. Add an ARS_REQ_REDO state that
will request short ARS upon ARS completion to grab any errors we missed.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Vishal Verma <vishal.l.verma@intel.com>