diff mbox

[16/75] iwlwifi: mvm: wake up d0i3_exit_waitq when aborting d0i3

Message ID 1416839691-28533-16-git-send-email-egrumbach@gmail.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Emmanuel Grumbach Nov. 24, 2014, 2:33 p.m. UTC 
From: Eliad Peller <eliad@wizery.com>

When aborting d0i3 due to taken refs, other threads might
already wait on d0i3_exit_waitq for IWL_MVM_STATUS_IN_D0I3
to get cleared (it's somewhat likely, as synchronize_rcu()
might take a while), so make sure to wake them up.

Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
---
 drivers/net/wireless/iwlwifi/mvm/ops.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox

Patch

diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c
index 737aac3..8664f61 100644
--- a/drivers/net/wireless/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/iwlwifi/mvm/ops.c
@@ -1052,6 +1052,7 @@  static int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode)
 	if (iwl_mvm_ref_taken(mvm)) {
 		IWL_DEBUG_RPM(mvm->trans, "abort d0i3 due to taken ref\n");
 		clear_bit(IWL_MVM_STATUS_IN_D0I3, &mvm->status);
+		wake_up(&mvm->d0i3_exit_waitq);
 		return 1;
 	}