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Date: Mon, 3 Feb 2020 10:12:25 -0800 From: Jakub Kicinski <kuba@...nel.org> To: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org> Cc: gregkh@...uxfoundation.org, arnd@...db.de, smohanad@...eaurora.org, jhugo@...eaurora.org, kvalo@...eaurora.org, bjorn.andersson@...aro.org, hemantk@...eaurora.org, linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org, "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org Subject: Re: [PATCH v2 14/16] net: qrtr: Add MHI transport layer On Fri, 31 Jan 2020 19:20:07 +0530, Manivannan Sadhasivam wrote: > +/* From QRTR to MHI */ > +static void qcom_mhi_qrtr_ul_callback(struct mhi_device *mhi_dev, > + struct mhi_result *mhi_res) > +{ > + struct qrtr_mhi_dev *qdev = dev_get_drvdata(&mhi_dev->dev); > + struct qrtr_mhi_pkt *pkt; > + unsigned long flags; > + > + spin_lock_irqsave(&qdev->ul_lock, flags); > + pkt = list_first_entry(&qdev->ul_pkts, struct qrtr_mhi_pkt, node); > + list_del(&pkt->node); > + complete_all(&pkt->done); > + > + kref_put(&pkt->refcount, qrtr_mhi_pkt_release); Which kref_get() does this pair with? Looks like qcom_mhi_qrtr_send() will release a reference after completion, too. > + spin_unlock_irqrestore(&qdev->ul_lock, flags); > +}
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