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From: Mohamad Raizudeen <raizudeen.kerneldev@gmail.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: clabbe@baylibre.com, davem@davemloft.net,
	skhan@linuxfoundation.org, me@brighamcampbell.com,
	jkoolstra@xs4all.nl, linux-crypto@vger.kernel.org,
	linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Subject: Re: [PATCH] crypto: amlogic: Fix IRQ handler return value and fallthrough logic
Date: Fri, 18 Sep 2026 15:18:23 +0530	[thread overview]
Message-ID: <aq0I57b04bh8HAyO@kernel> (raw)
In-Reply-To: <aqz7tT10SEMCrwV4@gondor.apana.org.au>

On Fri, Sep 18, 2026 at 06:52:05PM +1000, Herbert Xu wrote:
> On Tue, Sep 08, 2026 at 09:31:20PM +0530, Mohamad Raizudeen wrote:
> > In irqreturn_t_meson_irq_handler(), when an interrupt matches a flow
> > but the status register is empty, the driver prints an error but
> > doesn't return. It falls through the loop and incorrectly prints an
> > `unknown irq` message.
> > 
> > Fix this by returning IRQ_HANDLED immediately after the error print.
> > 
> > Additionally, the handler returns IRQ_HANDLED for genuinely unknown
> > interrupts. This masks false interrupts and prevents the kernel from
> > detecting interrupts. Return IRQ_NONE instead for unhandled
> > interrupts.
> > 
> > Cc: stable@vger.kernel.org
> > Fixes: 48fe583fe5417 ("crypto: amlogic - Add crypto accelerator for amlogic GXL")
> > Signed-off-by: Mohamad Raizudeen <raizudeen.kerneldev@gmail.com>
> > ---
> >  drivers/crypto/amlogic/amlogic-gxl-core.c | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> Please check
> 
> https://sashiko.dev/#/patchset/20260908160120.4805-1-raizudeen.kerneldev%40gmail.com
> 
> Thanks,
> -- 
> Email: Herbert Xu <herbert@gondor.apana.org.au>
> Home Page: http://gondor.apana.org.au/~herbert/
> PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

Hi Herbert,

Thank you for pointing out. I will send the v2 soon.

Thanks,
Mohamad Raizudeen

_______________________________________________
linux-amlogic mailing list
linux-amlogic@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-amlogic

WARNING: multiple messages have this Message-ID (diff)
From: Mohamad Raizudeen <raizudeen.kerneldev@gmail.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: clabbe@baylibre.com, davem@davemloft.net,
	skhan@linuxfoundation.org, me@brighamcampbell.com,
	jkoolstra@xs4all.nl, linux-crypto@vger.kernel.org,
	linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Subject: Re: [PATCH] crypto: amlogic: Fix IRQ handler return value and fallthrough logic
Date: Fri, 18 Sep 2026 15:18:23 +0530	[thread overview]
Message-ID: <aq0I57b04bh8HAyO@kernel> (raw)
In-Reply-To: <aqz7tT10SEMCrwV4@gondor.apana.org.au>

On Fri, Sep 18, 2026 at 06:52:05PM +1000, Herbert Xu wrote:
> On Tue, Sep 08, 2026 at 09:31:20PM +0530, Mohamad Raizudeen wrote:
> > In irqreturn_t_meson_irq_handler(), when an interrupt matches a flow
> > but the status register is empty, the driver prints an error but
> > doesn't return. It falls through the loop and incorrectly prints an
> > `unknown irq` message.
> > 
> > Fix this by returning IRQ_HANDLED immediately after the error print.
> > 
> > Additionally, the handler returns IRQ_HANDLED for genuinely unknown
> > interrupts. This masks false interrupts and prevents the kernel from
> > detecting interrupts. Return IRQ_NONE instead for unhandled
> > interrupts.
> > 
> > Cc: stable@vger.kernel.org
> > Fixes: 48fe583fe5417 ("crypto: amlogic - Add crypto accelerator for amlogic GXL")
> > Signed-off-by: Mohamad Raizudeen <raizudeen.kerneldev@gmail.com>
> > ---
> >  drivers/crypto/amlogic/amlogic-gxl-core.c | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> Please check
> 
> https://sashiko.dev/#/patchset/20260908160120.4805-1-raizudeen.kerneldev%40gmail.com
> 
> Thanks,
> -- 
> Email: Herbert Xu <herbert@gondor.apana.org.au>
> Home Page: http://gondor.apana.org.au/~herbert/
> PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

Hi Herbert,

Thank you for pointing out. I will send the v2 soon.

Thanks,
Mohamad Raizudeen

  reply	other threads:[~2026-09-18  9:48 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-08 16:01 [PATCH] crypto: amlogic: Fix IRQ handler return value and fallthrough logic Mohamad Raizudeen
2026-09-08 16:01 ` Mohamad Raizudeen
2026-09-08 16:14 ` sashiko-bot
2026-09-18  8:52 ` Herbert Xu
2026-09-18  8:52   ` Herbert Xu
2026-09-18  9:48   ` Mohamad Raizudeen [this message]
2026-09-18  9:48     ` Mohamad Raizudeen

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