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From: David Vrabel <david.vrabel@citrix.com>
To: Jiang Liu <jiang.liu@linux.intel.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
	Sander Eikelenboom <linux@eikelenboom.it>,
	"H. Peter Anvin" <hpa@zytor.com>, <x86@kernel.org>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Graeme Gregory <graeme.gregory@linaro.org>,
	Lv Zheng <lv.zheng@intel.com>
Cc: Tony Luck <tony.luck@intel.com>, <linux-kernel@vger.kernel.org>,
	<linux-pci@vger.kernel.org>, <xen-devel@lists.xenproject.org>
Subject: Re: [Bugfix 3/3] xen/irq: Override ACPI IRQ management callback __acpi_unregister_gsi
Date: Tue, 20 Jan 2015 09:56:25 +0000	[thread overview]
Message-ID: <54BE2649.8010504@citrix.com> (raw)
In-Reply-To: <1421720467-7709-4-git-send-email-jiang.liu@linux.intel.com>

On 20/01/15 02:21, Jiang Liu wrote:
> Xen overrides __acpi_register_gsi and leaves __acpi_unregister_gsi as is.
> That means, an IRQ allocated by acpi_register_gsi_xen_hvm() or
> acpi_register_gsi_xen() will be freed by acpi_unregister_gsi_ioapic(),
> which may cause undesired effects. So override __acpi_unregister_gsi to
> NULL for safety.

Reviewed-by: David Vrabel <david.vrabel@citrix.com>

Thanks.

David

  reply	other threads:[~2015-01-20  9:56 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-20  2:21 [Bugfix 0/3] Xen IRQ related hotfixes for v3.19 Jiang Liu
2015-01-20  2:21 ` [Bugfix 1/3] xen/pci: Kill function xen_setup_acpi_sci() Jiang Liu
2015-01-20  9:54   ` David Vrabel
2015-01-20 10:49   ` [tip:x86/urgent] x86/xen: Treat SCI interrupt as normal GSI interrupt tip-bot for Jiang Liu
2015-01-20  2:21 ` [Bugfix 2/3] xen/irq, ACPI: Fix regression in xen PCI passthrough caused by cffe0a2b5a34 Jiang Liu
2015-01-20 10:49   ` [tip:x86/urgent] ACPI: pci: Do not clear pci_dev-> irq in acpi_pci_irq_disable() tip-bot for Jiang Liu
2015-01-20  2:21 ` [Bugfix 3/3] xen/irq: Override ACPI IRQ management callback __acpi_unregister_gsi Jiang Liu
2015-01-20  9:56   ` David Vrabel [this message]
2015-01-20 10:50   ` [tip:x86/urgent] x86/xen: " tip-bot for Jiang Liu
2015-02-05 20:07 ` [Bugfix 0/3] Xen IRQ related hotfixes for v3.19 Sander Eikelenboom
2015-02-09  9:47   ` Stefan Bader
2015-02-09 12:12     ` Jiang Liu
2015-02-09 12:29       ` Stefan Bader
2015-02-09 16:09         ` Stefan Bader
2015-02-09 16:55           ` Sander Eikelenboom
2015-02-09 19:15           ` Sander Eikelenboom
2015-02-10 13:31             ` Stefan Bader
2015-02-09 12:17     ` Sander Eikelenboom

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