linux-kernel - Re: [PATCH] pci/aer_inject: switching inject_lock to raw_spinlock

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Message-ID: <20251007161229.7IT0x9Me@linutronix.de>
Date: Tue, 7 Oct 2025 18:12:29 +0200
From: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To: guangbo cui <jckeep.cuiguangbo@...il.com>
Cc: Waiman Long <llong@...hat.com>, Clark Williams <clrkwllms@...nel.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>, Will Deacon <will@...nel.org>,
	Boqun Feng <boqun.feng@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Bjorn Helgaas <bhelgaas@...gle.com>, linux-rt-devel@...ts.linux.dev,
	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org
Subject: Re: [PATCH] pci/aer_inject: switching inject_lock to raw_spinlock_t

On 2025-10-08 00:10:45 [+0800], guangbo cui wrote:
> As mentioned above, the list is usually short in typical use cases,
> since error injection is mainly used for debugging or development
> purposes. Perhaps we can also get some advice from the PCI folks.

Is this something that is used in "production" or more debugging/
development?

> Best regards,
> Guangbo

Sebastian