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
next prev parent reply other threads:[~2015-01-20 9:56 UTC|newest]
Thread overview: 23+ 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 9:54 ` David Vrabel
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 1/3] xen/pci: Kill function xen_setup_acpi_sci() 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 2:21 ` Jiang Liu
2015-01-20 9:56 ` David Vrabel
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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