Re: [patch 02/30] genirq: Move status flag checks to core

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Subject: Re: [patch 02/30] genirq: Move status flag checks to core
From: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Date: Mon, 11 Jan 2021 11:14:38 +0100
Cc: Mark Rutland <mark.rutland@xxxxxxx>, Karthikeyan Mitran <m.karthikeyan@xxxxxxxxxxxxxx>, Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@xxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>, dri-devel@xxxxxxxxxxxxxxxxxxxxx, Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>, "James E.J. Bottomley" <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>, Russell King <linux@xxxxxxxxxxxxxxx>, afzal mohammed <afzal.mohd.ma@xxxxxxxxx>, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>, linux-s390@xxxxxxxxxxxxxxx, Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx>, Dave Jiang <dave.jiang@xxxxxxxxx>, Leon Romanovsky <leon@xxxxxxxxxx>, linux-rdma@xxxxxxxxxxxxxxx, Will Deacon <will@xxxxxxxxxx>, Helge Deller <deller@xxxxxx>, Michal Simek <michal.simek@xxxxxxxxxx>, Christian Borntraeger <borntraeger@xxxxxxxxxx>, linux-pci@xxxxxxxxxxxxxxx, intel-gfx@xxxxxxxxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, Hou Zhiqiang <Zhiqiang.Hou@xxxxxxx>, Wambui Karuga <wambui.karugax@xxxxxxxxx>, Allen Hubbe <allenbh@xxxxxxxxx>, Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxxxxxxx>, Heiko Carstens <hca@xxxxxxxxxxxxx>, Jon Mason <jdmason@xxxxxxxx>, linux-gpio@xxxxxxxxxxxxxxx, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Jakub Kicinski <kuba@xxxxxxxxxx>, Bjorn Helgaas <bhelgaas@xxxxxxxxxx>, Lee Jones <lee.jones@xxxxxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, Juergen Gross <jgross@xxxxxxxx>, David Airlie <airlied@xxxxxxxx>, linux-parisc@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, LKML <linux-kernel@xxxxxxxxxxxxxxx>, Tariq Toukan <tariqt@xxxxxxxxxx>, Marc Zyngier <maz@xxxxxxxxxx>, linux-ntb@xxxxxxxxxxxxxxxx, Saeed Mahameed <saeedm@xxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>
In-reply-to: <20201227192049.GA195845@roeck-us.net>
References: <20201210192536.118432146@linutronix.de> <20201210194042.703779349@linutronix.de> <20201227192049.GA195845@roeck-us.net>

On Sun, Dec 27 2020 at 11:20, Guenter Roeck wrote:
> On Thu, Dec 10, 2020 at 08:25:38PM +0100, Thomas Gleixner wrote:
> Yes, but that means that irq_check_status_bit() may be called from modules,
> but it is not exported, resulting in build errors such as the following.
>
> arm64:allmodconfig:
>
> ERROR: modpost: "irq_check_status_bit" [drivers/perf/arm_spe_pmu.ko] undefined!

Duh. Yes, that lacks an export obviously.

Thanks,

        tglx
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References:
- [patch 00/30] genirq: Treewide hunt for irq descriptor abuse and assorted fixes
  - From: Thomas Gleixner
- [patch 02/30] genirq: Move status flag checks to core
  - From: Thomas Gleixner
- Re: [patch 02/30] genirq: Move status flag checks to core
  - From: Guenter Roeck

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