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iwlwifi: mvm: wake up d0i3_exit_waitq when aborting d0i3

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>
Eliad Peller 10 years ago
parent
commit
caf1578aef
1 changed files with 1 additions and 0 deletions
  1. 1 0
      drivers/net/wireless/iwlwifi/mvm/ops.c

+ 1 - 0
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;
 	}