From: Herve Codina <herve.codina@bootlin•com>
To: Andy Shevchenko <andriy.shevchenko@linux•intel.com>
Cc: Vadim Fedorenko <vadim.fedorenko@linux•dev>,
"David S. Miller" <davem@davemloft•net>,
Eric Dumazet <edumazet@google•com>,
Jakub Kicinski <kuba@kernel•org>, Paolo Abeni <pabeni@redhat•com>,
Yury Norov <yury.norov@gmail•com>,
Rasmus Villemoes <linux@rasmusvillemoes•dk>,
linux-kernel@vger•kernel.org, netdev@vger•kernel.org,
linuxppc-dev@lists•ozlabs.org, Andrew Lunn <andrew@lunn•ch>,
Mark Brown <broonie@kernel•org>,
Christophe Leroy <christophe.leroy@csgroup•eu>,
Thomas Petazzoni <thomas.petazzoni@bootlin•com>
Subject: Re: [PATCH v4 5/5] net: wan: fsl_qmc_hdlc: Add framer support
Date: Thu, 29 Feb 2024 15:15:08 +0100 [thread overview]
Message-ID: <20240229151508.42432f9c@bootlin.com> (raw)
In-Reply-To: <ZeCNboCslYgT8tjb@smile.fi.intel.com>
On Thu, 29 Feb 2024 15:58:06 +0200
Andy Shevchenko <andriy.shevchenko@linux•intel.com> wrote:
> On Thu, Feb 29, 2024 at 01:56:05PM +0100, Herve Codina wrote:
> > On Thu, 22 Feb 2024 17:49:40 +0200
> > Andy Shevchenko <andriy.shevchenko@linux•intel.com> wrote:
> > > On Thu, Feb 22, 2024 at 03:22:18PM +0100, Herve Codina wrote:
>
> ...
>
> > I've got an issue with guard(spinlock_irqsave).
>
> No, you got an issue with sparse.
>
> > I have the following warning (make C=1):
> > drivers/net/wan/fsl_qmc_hdlc.c:49:12: warning: context imbalance in 'qmc_hdlc_framer_set_carrier' - wrong count at exit
> >
> > I also tried to call guard(spinlock_irqsave) before 'if (!qmc_hdlc->framer)'
> > but it does not change anything.
> >
> > Did I miss something in the guard(spinlock_irqsave) usage ?
>
> You may ignore that for now. Not your problem, no problem in the code.
>
> https://lore.kernel.org/linux-sparse/8d596a06-9f25-4d9f-8282-deb2d03a6b0a@moroto.mountain/
>
Perfect, thanks.
Hervé
next prev parent reply other threads:[~2024-02-29 14:15 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-22 14:22 [PATCH v4 0/5] Add support for QMC HDLC Herve Codina
2024-02-22 14:22 ` [PATCH v4 1/5] net: wan: " Herve Codina
2024-02-22 15:29 ` Andy Shevchenko
2024-02-22 16:45 ` Herve Codina
2024-02-22 16:56 ` Andy Shevchenko
2024-02-22 17:45 ` Herve Codina
2024-02-22 14:22 ` [PATCH v4 2/5] MAINTAINERS: Add the Freescale QMC HDLC driver entry Herve Codina
2024-02-22 14:22 ` [PATCH v4 3/5] lib/bitmap: Introduce bitmap_scatter() and bitmap_gather() helpers Herve Codina
2024-02-22 15:39 ` Andy Shevchenko
2024-02-22 15:40 ` Andy Shevchenko
2024-02-22 16:49 ` Herve Codina
2024-02-22 21:50 ` Yury Norov
2024-02-23 10:07 ` Herve Codina
2024-02-22 14:22 ` [PATCH v4 4/5] net: wan: fsl_qmc_hdlc: Add runtime timeslots changes support Herve Codina
2024-02-22 15:47 ` Andy Shevchenko
2024-02-23 16:46 ` Herve Codina
2024-02-22 14:22 ` [PATCH v4 5/5] net: wan: fsl_qmc_hdlc: Add framer support Herve Codina
2024-02-22 15:49 ` Andy Shevchenko
2024-02-29 12:56 ` Herve Codina
2024-02-29 13:58 ` Andy Shevchenko
2024-02-29 14:15 ` Herve Codina [this message]
2024-02-22 15:50 ` [PATCH v4 0/5] Add support for QMC HDLC Andy Shevchenko
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