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Wed, 11 Nov 2026 09:11:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xenomai.org; s=gm1; t=1794388270; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/jVlKl1wQqWm4+7oUwLLCrmfmvwg96dxUITiTgqZrcg=; b=k8/9jAnCJjcXGmG5/jZHqytBjLSmjUQfxkOLdOo+mSHMxjAHshD5D59zUDUxYJumTPxR9z sGD0TP2ufDeB1UzXmIBgo+P3rKLzRasgLO3EjzmTE7JgXrkviqbXrOJlv/zJ862Ybvwtca vNLwb+7lESD/zOAY/AQ+LOcgii9f2Uc/e6tmiR7FEuAEZ7+wWeJIJclMdbs0+4cDo96yhP fCKGd0CZ4ssqnxUwQrOu9URxiYqljlJ4KIKBK6eZEiwXNDYUFsBW0MQ8dtcf1VVLPaYujS D9q1xYd+gfBRDlk7ogjnftTdDefmCmZhAZDUR0So/KL65lZeykKYYJV8mLLqIQ== From: Philippe Gerum To: =?utf-8?Q?Mart=C3=ADnek?= Petr Cc: "xenomai@lists.linux.dev" Subject: Re: linux-evl 7.2 compilation without SMP In-Reply-To: <27ae5abdf65c4fd2aff3949c6d424354@elvac.eu> (=?utf-8?Q?=22Mar?= =?utf-8?Q?t=C3=ADnek?= Petr"'s message of "Tue, 13 Oct 2026 07:06:29 +0000") References: <27ae5abdf65c4fd2aff3949c6d424354@elvac.eu> User-Agent: mu4e 1.12.12; emacs 30.2 Date: Wed, 11 Nov 2026 10:11:09 +0100 Message-ID: <87a4nf68cy.fsf@xenomai.org> X-Mailing-List: xenomai@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-GND-Sasl: rpm@xenomai.org X-GND-Score: -100 X-GND-Cause: 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 X-GND-State: clean Mart=C3=ADnek Petr writes: > It is not possible to compile linux-evl 7.2 without SMP due to bad port of > include/linux/spinlock_api_up.h code and kernel/irq/pipeline.c > pipeline_percpu_data being inside define for SMP, while being used withou= t it. > Included are patches to fix compilation. > > Signed-off-by: Petr Mart=C3=ADnek > --- > diff -Naur a/include/linux/spinlock_api_up.h b/include/linux/spinlock_api= _up.h > --- a/include/linux/spinlock_api_up.h 2026-09-23 08:39:20.000000000 +0200 > +++ b/include/linux/spinlock_api_up.h 2026-10-08 14:21:40.410814000 +0200 > @@ -62,22 +62,22 @@ > do { local_irq_restore(flags); __UNLOCK(lock, ##__VA_ARGS__); } while = (0) >=20=20 > #define __HARD_LOCK(lock) \ > - do { ___LOCK_##__VA_ARGS__(lock); } while (0) > + do { ___LOCK_(lock); } while (0) >=20=20 > #define __HARD_LOCK_IRQ(lock) \ > - do { hard_local_irq_disable(); __HARD_LOCK(lock, ##__VA_ARGS__); } whi= le (0) > + do { hard_local_irq_disable(); __HARD_LOCK(lock); } while (0) >=20=20 > #define __HARD_LOCK_IRQSAVE(lock, flags) \ > - do { flags =3D hard_local_irq_save(); __HARD_LOCK(lock, ##__VA_ARGS__)= ; } while (0) > + do { flags =3D hard_local_irq_save(); __HARD_LOCK(lock); } while (0) >=20=20 > #define __HARD_UNLOCK(lock) \ > - do { ___UNLOCK_##__VA_ARGS__(lock); } while (0) > + do { ___UNLOCK_(lock); } while (0) >=20=20 > #define __HARD_UNLOCK_IRQ(lock) \ > - do { hard_local_irq_enable(); __HARD_UNLOCK(lock, ##__VA_ARGS__); } wh= ile (0) > + do { hard_local_irq_enable(); __HARD_UNLOCK(lock); } while (0) >=20=20 > #define __HARD_UNLOCK_IRQRESTORE(lock, flags) \ > - do { hard_local_irq_restore(flags); __HARD_UNLOCK(lock, ##__VA_ARGS__)= ; } while (0) > + do { hard_local_irq_restore(flags); __HARD_UNLOCK(lock); } while (0) >=20=20 > #define _raw_spin_lock(lock) __LOCK(lock) > #define _raw_spin_lock_nested(lock, subclass) __LOCK(lock) > diff -Naur a/kernel/irq/pipeline.c b/kernel/irq/pipeline.c > --- a/kernel/irq/pipeline.c 2026-09-23 08:39:20.000000000 +0200 > +++ b/kernel/irq/pipeline.c 2026-10-08 14:30:08.315420000 +0200 > @@ -75,6 +75,9 @@ > unsigned long flat[IRQ_FLAT_MAPSZ]; > }; >=20=20 > +struct pipeline_percpu_data { }; > +static DEFINE_PER_CPU(struct pipeline_percpu_data, pipeline_percpu_data); > + > #ifdef CONFIG_SMP >=20=20 > static struct irq_event_map bootup_irq_map __initdata; > @@ -92,9 +95,6 @@ > }, > }; >=20=20 > -struct pipeline_percpu_data { }; > -static DEFINE_PER_CPU(struct pipeline_percpu_data, pipeline_percpu_data); > - > static irqreturn_t smp_call_function_ipi_handler(int irq, void *dev_id) > { > smp_flush_oob_call_function_queue(); This one slipped through the cracks. Merged, thanks. --=20 Philippe.