linux-kernel - Re: [PATCH v6 14/23] irqchip/gic-v4.1: Add VSGI allocation/teardown

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Message-ID: <20200324123506.6d71b04a@why>
Date:   Tue, 24 Mar 2020 12:35:06 +0000
From:   Marc Zyngier <maz@...nel.org>
To:     Zenghui Yu <yuzenghui@...wei.com>
Cc:     <linux-arm-kernel@...ts.infradead.org>,
        <kvmarm@...ts.cs.columbia.edu>, <kvm@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Jason Cooper <jason@...edaemon.net>,
        Thomas Gleixner <tglx@...utronix.de>,
        Eric Auger <eric.auger@...hat.com>,
        James Morse <james.morse@....com>,
        Julien Thierry <julien.thierry.kdev@...il.com>,
        Suzuki K Poulose <suzuki.poulose@....com>
Subject: Re: [PATCH v6 14/23] irqchip/gic-v4.1: Add VSGI allocation/teardown

On Tue, 24 Mar 2020 10:43:09 +0800
Zenghui Yu <yuzenghui@...wei.com> wrote:

> Hi Marc,
> 
> On 2020/3/21 2:23, Marc Zyngier wrote:
> > Allocate per-VPE SGIs when initializing the GIC-specific part of the
> > VPE data structure.
> > 
> > Signed-off-by: Marc Zyngier <maz@...nel.org>
> > Reviewed-by: Zenghui Yu <yuzenghui@...wei.com>
> > Link: https://lore.kernel.org/r/20200304203330.4967-15-maz@kernel.org
> > ---
> >   drivers/irqchip/irq-gic-v3-its.c   |  2 +-
> >   drivers/irqchip/irq-gic-v4.c       | 68 +++++++++++++++++++++++++++++-
> >   include/linux/irqchip/arm-gic-v4.h |  4 +-
> >   3 files changed, 71 insertions(+), 3 deletions(-)
> > 
> > diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
> > index 15250faa9ef7..7ad46ff5f0b9 100644
> > --- a/drivers/irqchip/irq-gic-v3-its.c
> > +++ b/drivers/irqchip/irq-gic-v3-its.c
> > @@ -4053,7 +4053,7 @@ static int its_sgi_set_vcpu_affinity(struct irq_data *d, void *vcpu_info)
> >   	struct its_cmd_info *info = vcpu_info;  
> >   >   	switch (info->cmd_type) {  
> > -	case PROP_UPDATE_SGI:
> > +	case PROP_UPDATE_VSGI:
> >   		vpe->sgi_config[d->hwirq].priority = info->priority;
> >   		vpe->sgi_config[d->hwirq].group = info->group;
> >   		its_configure_sgi(d, false);  
> 
> [...]
> 
> > @@ -103,7 +105,7 @@ enum its_vcpu_info_cmd_type {
> >   	SCHEDULE_VPE,
> >   	DESCHEDULE_VPE,
> >   	INVALL_VPE,
> > -	PROP_UPDATE_SGI,
> > +	PROP_UPDATE_VSGI,
> >   };  
> >   >   struct its_cmd_info {  
> 
> As Eric pointed out, this belongs to patch #12.

Dammit. This is the *3rd* time I fsck the rebase. Someone *please* hit
me on the head. Hard.

Now *really* fixed:

https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/commit/?h=kvm-arm64/gic-v4.1&id=05d32df13c6b3c0850b68928048536e9a736d520

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...