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authorLv Zheng <zetalog@gmail.com>2016-10-26 10:42:01 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2016-10-29 02:57:43 +0300
commit8633db6b027952449e155a316f4ae3a530bbe18f (patch)
tree4e190d0de7e971105a5d3960c3f56a4d1e32ec57 /drivers/acpi/acpica/dswload2.c
parent8121aa26e32012ca89afafa5e503b879950ac0fe (diff)
downloadlinux-8633db6b027952449e155a316f4ae3a530bbe18f.tar.xz
ACPICA: Dispatcher: Fix interpreter locking around acpi_ev_initialize_region()
In the code path of acpi_ev_initialize_region(), there is namespace modification code unlocked. This patch tunes the code to make sure such modification are always locked. Fixes: 74f51b80a0c4 (ACPICA: Namespace: Fix dynamic table loading issues) Tested-by: Imre Deak <imre.deak@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/acpica/dswload2.c')
-rw-r--r--drivers/acpi/acpica/dswload2.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/acpi/acpica/dswload2.c b/drivers/acpi/acpica/dswload2.c
index 028b22a3154e..e36218206bb0 100644
--- a/drivers/acpi/acpica/dswload2.c
+++ b/drivers/acpi/acpica/dswload2.c
@@ -607,11 +607,9 @@ acpi_status acpi_ds_load2_end_op(struct acpi_walk_state *walk_state)
}
}
- acpi_ex_exit_interpreter();
status =
acpi_ev_initialize_region
(acpi_ns_get_attached_object(node), FALSE);
- acpi_ex_enter_interpreter();
if (ACPI_FAILURE(status)) {
/*