linux-kernel - Re: [PATCH v2 3/3] net: mana: Allocate MSI-X vectors dynamically as required

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Message-ID: <20250425093556.30104eda@kernel.org>
Date: Fri, 25 Apr 2025 09:35:56 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Shradha Gupta <shradhagupta@...ux.microsoft.com>
Cc: linux-hyperv@...r.kernel.org, linux-pci@...r.kernel.org,
 linux-kernel@...r.kernel.org, Nipun Gupta <nipun.gupta@....com>, Yury Norov
 <yury.norov@...il.com>, Jason Gunthorpe <jgg@...pe.ca>, Jonathan Cameron
 <Jonathan.Cameron@...ei.com>, Anna-Maria Behnsen
 <anna-maria@...utronix.de>, Kevin Tian <kevin.tian@...el.com>, Long Li
 <longli@...rosoft.com>, Thomas Gleixner <tglx@...utronix.de>, Bjorn Helgaas
 <bhelgaas@...gle.com>, Rob Herring <robh@...nel.org>, Manivannan Sadhasivam
 <manivannan.sadhasivam@...aro.org>, Krzysztof Wilczyński
 <kw@...ux.com>, Lorenzo Pieralisi <lpieralisi@...nel.org>, Dexuan Cui
 <decui@...rosoft.com>, Wei Liu <wei.liu@...nel.org>, Haiyang Zhang
 <haiyangz@...rosoft.com>, "K. Y. Srinivasan" <kys@...rosoft.com>, Andrew
 Lunn <andrew+netdev@...n.ch>, "David S. Miller" <davem@...emloft.net>, Eric
 Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, Konstantin
 Taranov <kotaranov@...rosoft.com>, Simon Horman <horms@...nel.org>, Leon
 Romanovsky <leon@...nel.org>, Maxim Levitsky <mlevitsk@...hat.com>, Erni
 Sri Satya Vennela <ernis@...ux.microsoft.com>, Peter Zijlstra
 <peterz@...radead.org>, netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
 Paul Rosswurm <paulros@...rosoft.com>, Shradha Gupta
 <shradhagupta@...rosoft.com>
Subject: Re: [PATCH v2 3/3] net: mana: Allocate MSI-X vectors dynamically as
 required

On Fri, 25 Apr 2025 03:54:38 -0700 Shradha Gupta wrote:
> +	spin_lock_irqsave(&gc->irq_ctxs_lock, flags);
> +	irqs = kmalloc_array(nvec, sizeof(int), GFP_KERNEL);

Could you please test your submissions on a kernel with debug options
enabled? Thank you!
-- 
pw-bot: cr