linux-kernel - Re: [PATCH v4] ACPI: AGDI: Add interrupt signaling mode support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <aQokdBkjFqw9ZGRt@willie-the-truck>
Date: Tue, 4 Nov 2025 16:06:12 +0000
From: Will Deacon <will@...nel.org>
To: Hanjun Guo <guohanjun@...wei.com>
Cc: Kazuhiro Abe <fj1078ii@...jp.fujitsu.com>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Sudeep Holla <sudeep.holla@....com>,
	"Rafael J. Wysocki" <rafael@...nel.org>,
	Len Brown <lenb@...nel.org>, linux-acpi@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Ilkka Koskinen <ilkka@...amperecomputing.com>,
	Catalin Marinas <catalin.marinas@....com>
Subject: Re: [PATCH v4] ACPI: AGDI: Add interrupt signaling mode support

On Mon, Oct 20, 2025 at 09:23:05PM +0800, Hanjun Guo wrote:
> On 2025/10/17 15:39, Kazuhiro Abe wrote:
> > AGDI has two types of signaling modes: SDEI and interrupt.
> > Currently, the AGDI driver only supports SDEI.
> > Therefore, add support for interrupt signaling mode
> > The interrupt vector is retrieved from the AGDI table, and call panic
> > function when an interrupt occurs.
> > 
> > Reviewed-by: Ilkka Koskinen <ilkka@...amperecomputing.com>
> > Signed-off-by: Kazuhiro Abe <fj1078ii@...jp.fujitsu.com>
> > ---
> > Hanjun, I have addressed all your comments.
> > Please review them.
> > 
> > v3->v4
> >   - Add a comment to the flags member.
> >   - Fix agdi_interrupt_probe.
> >   - Fix agdi_interrupt_remove.
> >   - Add space in struct initializsation.
> >   - Delete curly braces.
> 
> Looks good to me,
> 
> Acked-by: Hanjun Guo <guohanjun@...wei.com>

I wasn't cc'd on the original patch but I couldn't figure out why it
uses IRQF_NO_AUTOEN when requesting the irq given that the first thing
it does is enable it.

Will