linux-kernel - Re: [PATCH 1/3] scsi: cxlflash: Fix fallthrough warnings.

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Date:   Thu, 29 Aug 2019 23:32:40 +0200
From:   Michal Suchánek <msuchanek@...e.de>
To:     Uma Krishnan <ukrishn@...ux.ibm.com>
Cc:     linuxppc-dev@...ts.ozlabs.org,
        "Manoj N. Kumar" <manoj@...ux.ibm.com>,
        "Matthew R. Ochs" <mrochs@...ux.ibm.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] scsi: cxlflash: Fix fallthrough warnings.

On Thu, 29 Aug 2019 15:34:08 -0500
Uma Krishnan <ukrishn@...ux.ibm.com> wrote:

> Below commit queued up for 5.4 includes these changes.
> 
> commit 657bd277c162580674ddb86a90c4aeb62639bff5
> Author: Gustavo A. R. Silva <gustavo@...eddedor.com>
> Date:   Sun Jul 28 19:21:19 2019 -0500
> 
> Thanks,
> Uma Krishnan

Works for me as well.

Thanks

Michal

> 
> On Aug 29, 2019, at 7:32 AM, Michal Suchanek <msuchanek@...e.de> wrote:
> > 
> > Add fallthrough comments where missing.
> > 
> > Signed-off-by: Michal Suchanek <msuchanek@...e.de>
> > ---
> > drivers/scsi/cxlflash/main.c | 8 ++++++++
> > 1 file changed, 8 insertions(+)
> > 
> > diff --git a/drivers/scsi/cxlflash/main.c b/drivers/scsi/cxlflash/main.c
> > index b1f4724efde2..f402fa9a7bec 100644
> > --- a/drivers/scsi/cxlflash/main.c
> > +++ b/drivers/scsi/cxlflash/main.c
> > @@ -753,10 +753,13 @@ static void term_intr(struct cxlflash_cfg *cfg, enum undo_level level,
> > /* SISL_MSI_ASYNC_ERROR is setup only for the primary HWQ */
> > if (index == PRIMARY_HWQ)
> > cfg->ops->unmap_afu_irq(hwq->ctx_cookie, 3, hwq);
> > + /* fall through */
> > case UNMAP_TWO:
> > cfg->ops->unmap_afu_irq(hwq->ctx_cookie, 2, hwq);
> > + /* fall through */
> > case UNMAP_ONE:
> > cfg->ops->unmap_afu_irq(hwq->ctx_cookie, 1, hwq);
> > + /* fall through */
> > case FREE_IRQ:
> > cfg->ops->free_afu_irqs(hwq->ctx_cookie);
> > /* fall through */
> > @@ -973,14 +976,18 @@ static void cxlflash_remove(struct pci_dev *pdev)
> > switch (cfg->init_state) {
> > case INIT_STATE_CDEV:
> > cxlflash_release_chrdev(cfg);
> > + /* fall through */
> > case INIT_STATE_SCSI:
> > cxlflash_term_local_luns(cfg);
> > scsi_remove_host(cfg->host);
> > + /* fall through */
> > case INIT_STATE_AFU:
> > term_afu(cfg);
> > + /* fall through */
> > case INIT_STATE_PCI:
> > cfg->ops->destroy_afu(cfg->afu_cookie);
> > pci_disable_device(pdev);
> > + /* fall through */
> > case INIT_STATE_NONE:
> > free_mem(cfg);
> > scsi_host_put(cfg->host);
> > @@ -3017,6 +3024,7 @@ static ssize_t num_hwqs_store(struct device *dev,
> > wait_event(cfg->reset_waitq, cfg->state != STATE_RESET);
> > if (cfg->state == STATE_NORMAL)
> > goto retry;
> > + /* fall through */
> > default:
> > /* Ideally should not happen */
> > dev_err(dev, "%s: Device is not ready, state=%d\n",
> > --
> > 2.12.3
> > 
> > 
>