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From: Thomas Gleixner <tglx@kernel.org>
To: Fuad Tabba <fuad.tabba@linux.dev>, Marc Zyngier <maz@kernel.org>, Oliver
 Upton <oupton@kernel.org>
Cc: Eric Auger <eauger@redhat.com>, Joey Gouly <joey.gouly@arm.com>, Steffen
 Eiden <seiden@linux.ibm.com>, Suzuki K Poulose <suzuki.poulose@arm.com>,
 Zenghui Yu <yuzenghui@huawei.com>, Will Deacon <will@kernel.org>, Sascha
 Bischoff <Sascha.Bischoff@arm.com>, Sebastian Ene
 <sebastianene@google.com>, Yuan Yao <yaoyuan@linux.alibaba.com>, Fuad
 Tabba <tabba@google.com>, kvmarm@lists.linux.dev,
 linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 0/4] irqchip/gic-v4, KVM: arm64: Fix the vgic init
 error paths
In-Reply-To: <20260921072958.2918477-1-fuad.tabba@linux.dev>
References: <20260921072958.2918477-1-fuad.tabba@linux.dev>
Date: Thu, 15 Oct 2026 11:31:58 +0200
Message-ID: <87wlrje2cx.ffs@fw13>
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On Mon, Sep 21 2026 at 08:29, Fuad Tabba wrote:
> Hi folks,
>
> Changes since v2 [1]:
>   - Patch 3: a vgic_v4_init() failure now frees only the SPI array,
>     since that function unwinds its own state; the teardown label is
>     for the routing failure. (Yuan Yao)
>   - Rebased on kvmarm/next, where the routing failure already tears
>     down the GICv5 state. Patch 3 moves that into the shared label, so
>     the SPI array is freed on that path too.
>   - Collected Reviewed-by from Yuan Yao on patches 1 and 2. (thanks!)
>
> Four fixes on the paths that run when vgic init fails partway. Each one
> needs an allocation failure to reach.

Marc?