> +
> +/**
> + * ufshcd_abort - abort a specific command
> + * @cmd: SCSI command pointer
> + *
> + * Returns 0 on success, non-zero value on failure
> + */
> +static int ufshcd_abort(struct scsi_cmnd *cmd)
> +{
> + struct Scsi_Host *host;
> + struct ufs_hba *hba;
> + unsigned long flags;
> + unsigned int tag;
> + unsigned int pos;
> + int err;
> +
> + host = cmd->device->host;
> + hba = (struct ufs_hba *) host->hostdata;
> + tag = cmd->request->tag;
> +
> + spin_lock_irqsave(host->host_lock, flags);
> + pos = (1 << tag);
> +
> + /* check if command is still pending */
> + if (!(hba->outstanding_reqs & pos)) {
> + err = -1;
> + spin_unlock_irqrestore(host->host_lock, flags);
> + goto out;
> + }
> +
> + err = ufshcd_issue_tm_cmd(hba, &hba->lrb[tag], UFS_ABORT_TASK);
Hi.
You called spin_lock_irqsave in ufshcd_issue_tm_cmd() without
spin_unlock_irqrestore.
> + if (!err) {
> + spin_lock_irqsave(host->host_lock, flags);
This case is same also.
Thanks.
> + scsi_dma_unmap(cmd);
> +
> + /* clear the respective UTRLCLR bit */
> + writel(~pos,
> + (UFSHCD_MMIO_BASE +
> + REG_UTP_TRANSFER_REQ_LIST_CLEAR));
> + hba->outstanding_reqs &= ~pos;
> + hba->lrb[tag].cmd = NULL;
> + spin_unlock_irqrestore(host->host_lock, flags);
> + }
> +out:
> + return err;
> +}
> +
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