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-rw-r--r--drivers/acpi/nfit/core.c12
-rw-r--r--drivers/acpi/nfit/nfit.h1
2 files changed, 10 insertions, 3 deletions
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index 2be8373153ed..31f6325ab3b5 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -2567,7 +2567,12 @@ static void ars_complete(struct acpi_nfit_desc *acpi_desc,
test_bit(ARS_SHORT, &nfit_spa->ars_state)
? "short" : "long");
clear_bit(ARS_SHORT, &nfit_spa->ars_state);
- set_bit(ARS_DONE, &nfit_spa->ars_state);
+ if (test_and_clear_bit(ARS_REQ_REDO, &nfit_spa->ars_state)) {
+ set_bit(ARS_SHORT, &nfit_spa->ars_state);
+ set_bit(ARS_REQ, &nfit_spa->ars_state);
+ dev_dbg(dev, "ARS: processing scrub request received while in progress\n");
+ } else
+ set_bit(ARS_DONE, &nfit_spa->ars_state);
}
static int ars_status_process_records(struct acpi_nfit_desc *acpi_desc)
@@ -3242,9 +3247,10 @@ int acpi_nfit_ars_rescan(struct acpi_nfit_desc *acpi_desc, unsigned long flags)
if (test_bit(ARS_FAILED, &nfit_spa->ars_state))
continue;
- if (test_and_set_bit(ARS_REQ, &nfit_spa->ars_state))
+ if (test_and_set_bit(ARS_REQ, &nfit_spa->ars_state)) {
busy++;
- else {
+ set_bit(ARS_REQ_REDO, &nfit_spa->ars_state);
+ } else {
if (test_bit(ARS_SHORT, &flags))
set_bit(ARS_SHORT, &nfit_spa->ars_state);
scheduled++;
diff --git a/drivers/acpi/nfit/nfit.h b/drivers/acpi/nfit/nfit.h
index 7d15856a739f..29466961426e 100644
--- a/drivers/acpi/nfit/nfit.h
+++ b/drivers/acpi/nfit/nfit.h
@@ -119,6 +119,7 @@ enum nfit_dimm_notifiers {
enum nfit_ars_state {
ARS_REQ,
+ ARS_REQ_REDO,
ARS_DONE,
ARS_SHORT,
ARS_FAILED,