[PATCH v4 6/6] nfit allow override of root dsm mask

Jerry Hoemann
2017-06-30T16:10:09Z

Have module parameter override_dsm_mask override the dsm_mask for
root calls like it does for non-root dsm calls.

Signed-off-by: Jerry Hoemann <jerry.hoemann@hpe.com>
---
drivers/acpi/nfit/core.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index 4e24d69..87acaf2 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -1641,6 +1641,8 @@ static void acpi_nfit_init_dsms(struct acpi_nfit_desc *acpi_desc)
set_bit(ND_CMD_CALL, &nd_desc->cmd_mask);

dsm_mask = 0x3bf;
+ if (override_dsm_mask)
+ dsm_mask = override_dsm_mask;
for_each_set_bit(i, &dsm_mask, BITS_PER_LONG)
if (acpi_check_dsm(adev->handle, uuid, 1, 1ULL << i))
set_bit(i, &nd_desc->bus_dsm_mask);
--
1.8.5.6