linux-kernel - Re: [PATCH 2/2] scsi: pm8001: Make implicit use of pm8001_ha in pm8001

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Date:   Mon, 23 Nov 2020 06:50:58 +0100
From:   Jinpu Wang <jinpu.wang@...ud.ionos.com>
To:     Joe Perches <joe@...ches.com>
Cc:     Lee Jones <lee.jones@...aro.org>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Linux SCSI Mailinglist <linux-scsi@...r.kernel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] scsi: pm8001: Make implicit use of pm8001_ha in
 pm8001_printk explicit

On Sat, Nov 21, 2020 at 12:16 AM Joe Perches <joe@...ches.com> wrote:
>
> Make the pm8001_printk macro take an explicit HBA instead of
> assuming the existence of an unspecified pm8001_ha argument
>
> Miscellanea:
>
> o Add pm8001_ha to the few uses of pm8001_printk
> o Add HBA to the pm8001_dbg macro call to pm8001_printk
>
> Signed-off-by: Joe Perches <joe@...ches.com>
Looks good!
Thanks!
Acked-by: Jack Wang <jinpu.wang@...ud.ionos.com>
> ---
>  drivers/scsi/pm8001/pm8001_init.c | 11 +++++------
>  drivers/scsi/pm8001/pm8001_sas.c  |  4 ++--
>  drivers/scsi/pm8001/pm8001_sas.h  |  6 +++---
>  3 files changed, 10 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c
> index 96b7281b2fca..13530d7fb8a6 100644
> --- a/drivers/scsi/pm8001/pm8001_init.c
> +++ b/drivers/scsi/pm8001/pm8001_init.c
> @@ -1293,9 +1293,8 @@ static int pm8001_pci_suspend(struct pci_dev *pdev, pm_message_t state)
>                         tasklet_kill(&pm8001_ha->tasklet[j]);
>  #endif
>         device_state = pci_choose_state(pdev, state);
> -       pm8001_printk("pdev=0x%p, slot=%s, entering "
> -                     "operating state [D%d]\n", pdev,
> -                     pm8001_ha->name, device_state);
> +       pm8001_printk(pm8001_ha, "pdev=0x%p, slot=%s, entering operating state [D%d]\n",
> +                     pdev, pm8001_ha->name, device_state);
>         pci_save_state(pdev);
>         pci_disable_device(pdev);
>         pci_set_power_state(pdev, device_state);
> @@ -1319,15 +1318,15 @@ static int pm8001_pci_resume(struct pci_dev *pdev)
>         pm8001_ha = sha->lldd_ha;
>         device_state = pdev->current_state;
>
> -       pm8001_printk("pdev=0x%p, slot=%s, resuming from previous "
> -               "operating state [D%d]\n", pdev, pm8001_ha->name, device_state);
> +       pm8001_printk(pm8001_ha, "pdev=0x%p, slot=%s, resuming from previous operating state [D%d]\n",
> +                     pdev, pm8001_ha->name, device_state);
>
>         pci_set_power_state(pdev, PCI_D0);
>         pci_enable_wake(pdev, PCI_D0, 0);
>         pci_restore_state(pdev);
>         rc = pci_enable_device(pdev);
>         if (rc) {
> -               pm8001_printk("slot=%s Enable device failed during resume\n",
> +               pm8001_printk(pm8001_ha, "slot=%s Enable device failed during resume\n",
>                               pm8001_ha->name);
>                 goto err_out_enable;
>         }
> diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c
> index 505a885b4c77..4562b0a5062a 100644
> --- a/drivers/scsi/pm8001/pm8001_sas.c
> +++ b/drivers/scsi/pm8001/pm8001_sas.c
> @@ -1191,7 +1191,7 @@ int pm8001_abort_task(struct sas_task *task)
>         phy_id = pm8001_dev->attached_phy;
>         ret = pm8001_find_tag(task, &tag);
>         if (ret == 0) {
> -               pm8001_printk("no tag for task:%p\n", task);
> +               pm8001_printk(pm8001_ha, "no tag for task:%p\n", task);
>                 return TMF_RESP_FUNC_FAILED;
>         }
>         spin_lock_irqsave(&task->task_state_lock, flags);
> @@ -1313,7 +1313,7 @@ int pm8001_abort_task(struct sas_task *task)
>                 task->slow_task = NULL;
>         spin_unlock_irqrestore(&task->task_state_lock, flags);
>         if (rc != TMF_RESP_FUNC_COMPLETE)
> -               pm8001_printk("rc= %d\n", rc);
> +               pm8001_printk(pm8001_ha, "rc= %d\n", rc);
>         return rc;
>  }
>
> diff --git a/drivers/scsi/pm8001/pm8001_sas.h b/drivers/scsi/pm8001/pm8001_sas.h
> index 5cd6fe6a7d2d..5266756a268b 100644
> --- a/drivers/scsi/pm8001/pm8001_sas.h
> +++ b/drivers/scsi/pm8001/pm8001_sas.h
> @@ -70,14 +70,14 @@
>  #define PM8001_DEVIO_LOGGING   0x100 /* development io message logging */
>  #define PM8001_IOERR_LOGGING   0x200 /* development io err message logging */
>
> -#define pm8001_printk(fmt, ...)                                                \
> +#define pm8001_printk(HBA, fmt, ...)                                   \
>         pr_info("%s:: %s  %d:" fmt,                                     \
> -               pm8001_ha->name, __func__, __LINE__, ##__VA_ARGS__)
> +               (HBA)->name, __func__, __LINE__, ##__VA_ARGS__)
>
>  #define pm8001_dbg(HBA, level, fmt, ...)                               \
>  do {                                                                   \
>         if (unlikely((HBA)->logging_level & PM8001_##level##_LOGGING))  \
> -               pm8001_printk(fmt, ##__VA_ARGS__);                      \
> +               pm8001_printk(HBA, fmt, ##__VA_ARGS__);                 \
>  } while (0)
>
>  #define PM8001_USE_TASKLET
> --
> 2.26.0
>