From: Jiang Liu <jiang.liu@linux.intel.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
"H. Peter Anvin" <hpa@zytor.com>, Tony Luck <tony.luck@intel.com>,
Bjorn Helgaas <bhelgaas@google.com>,
"Rafael J. Wysocki" <rjw@sisk.pl>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
Joerg Roedel <joro@8bytes.org>,
Donald Dutile <ddutile@redhat.com>,
Sebastian Andrzej Siewior <sebastian@breakpoint.cc>,
"stable@vger.kernel.org" <stable@vger.kernel.org>
Subject: Re: [PATCH v5 10/33] iommu, irq: Allocate irq_desc for dmar_msi with local node
Date: Sat, 22 Feb 2014 23:33:23 +0800 [thread overview]
Message-ID: <5308C343.5040102@linux.intel.com> (raw)
In-Reply-To: <CAE9FiQXnMgG=mOmcSK9ZwKR6tFAkJX2dVnGTj9Mmg3daDhPmEA@mail.gmail.com>
Hi Yinghai,
I have a plan to test this patch set once I have reviewed
all patches in coming weeks. Do you have a plan to update to latest
kernel or is it ok to test this version?
Thanks!
Gerry
On 2014/2/22 15:44, Yinghai Lu wrote:
> On Fri, Feb 21, 2014 at 7:14 PM, Jiang Liu <jiang.liu@linux.intel.com> wrote:
>
>> Seems there is no such protection on IA64 side. I feel create_irq_nr()
>> returns 0 for error is a little risky, 0 may be
>> a valid IRQ number on other platforms(no sure about this).
>> Thanks!
>
> in [PATCH] ia64, irq: Add dummy create_irq_nr()
>
> +unsigned int create_irq_nr(unsigned int from, int node)
> +{
> + int irq = create_irq();
> +
> + if (irq < 0)
> + irq = 0;
> +
> + return irq;
> +}
> +
>
> so that from is ignored.
>
> create_irq_nr() is only with x86 and ia64.
>
> Thanks
>
> Yinghai
>
next prev parent reply other threads:[~2014-02-22 15:33 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-03 0:05 [PATCH v5 00/33] x86, irq: Support ioapic controller hotplug Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 01/33] genirq: Split __irq_reserve_irqs from irq_alloc_descs Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 02/33] genirq: Add irq_alloc_reserved_desc() Yinghai Lu
2014-01-23 0:03 ` Thomas Gleixner
2014-02-18 0:59 ` Yinghai Lu
2014-02-22 10:08 ` Thomas Gleixner
2014-02-22 17:28 ` Yinghai Lu
2014-02-22 22:05 ` Yinghai Lu
2014-02-22 23:38 ` Thomas Gleixner
2014-02-25 1:31 ` Yinghai Lu
2014-02-21 6:45 ` Jiang Liu
2014-01-03 0:05 ` [PATCH v5 03/33] genirq: Do not free unallocated irq descriptors Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 04/33] x86, irq: Change irq_remap_modify_chip_defaults() to static Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 05/33] x86, irq: Modify irq chip once for irq remapping Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 06/33] x86, irq: Show MSI-X clearly in debug message Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 07/33] x86, irq: Show MSI-X in /proc/interrupt Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 08/33] x86, irq: Make dmar_msi/hpet_msi irq_chip name consistent Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 09/33] ia64, irq: Add dummy create_irq_nr() Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 10/33] iommu, irq: Allocate irq_desc for dmar_msi with local node Yinghai Lu
2014-02-21 7:43 ` Jiang Liu
2014-02-21 23:18 ` Yinghai Lu
2014-02-22 3:14 ` Jiang Liu
2014-02-22 7:44 ` Yinghai Lu
2014-02-22 15:33 ` Jiang Liu [this message]
2014-02-22 17:30 ` Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 11/33] x86, irq: Kill create_irq() Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 12/33] x86, irq: Convert irq_2_pin list to generic list Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 13/33] x86, irq: Add alloc_reserved_irq_and_cfg_at() Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 14/33] x86, irq: Move down arch_early_irq_init() Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 15/33] x86, irq: Split out alloc_ioapic_save_registers() Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 16/33] xen, irq: Call irq_alloc_reserved_desc_at() at first Yinghai Lu
2014-01-03 17:50 ` [Xen-devel] " Stefano Stabellini
2014-01-06 20:00 ` Yinghai Lu
2014-01-07 13:30 ` Stefano Stabellini
2014-01-03 0:05 ` [PATCH v5 17/33] x86, irq: Reserve irq range and alloc_reserved for booting path Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 18/33] x86, irq: Add ioapic_gsi_to_irq Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 19/33] x86, irq: Add for_each_ioapic helper Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 20/33] x86, irq: More strict checking about registering ioapic Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 21/33] x86, irq: Make mp_register_ioapic handle hot-added ioapic Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 22/33] x86, irq: Add mp_unregister_ioapic to handle hot-remove ioapic Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 23/33] x86, ioapic: Find usable ioapic id for 64bit Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 24/33] x86: Move declaration for mp_register_ioapic() Yinghai Lu
2014-01-03 21:24 ` Bjorn Helgaas
2014-01-06 22:30 ` Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 25/33] PCI, x86: Make ioapic hotplug support built-in Yinghai Lu
2014-01-03 22:47 ` Bjorn Helgaas
2014-01-06 22:47 ` Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 26/33] ACPI: Make map_mat_entry handle x2apic entry Yinghai Lu
2014-01-03 0:05 ` [PATCH v5 27/33] ACPI: Move acpi_get_cpuid() to separated file Yinghai Lu
2014-01-03 0:06 ` [PATCH v5 28/33] ACPI, ioapic: Add acpi_get_ioapic_id() Yinghai Lu
2014-01-03 0:06 ` [PATCH v5 29/33] PCI, x86, ACPI: Link acpi ioapic register to ioapic Yinghai Lu
2014-01-03 0:06 ` [PATCH v5 30/33] PCI, x86, ACPI: Enable ioapic hotplug support with acpi host bridge Yinghai Lu
2014-01-03 22:39 ` Bjorn Helgaas
2014-01-03 0:06 ` [PATCH v5 31/33] ACPI, x86/PCI: Move resource_to_addr() to acpi generic Yinghai Lu
2014-01-03 0:06 ` [PATCH v5 32/33] PCI, x86, ACPI: get ioapic address from acpi device Yinghai Lu
2014-01-03 0:06 ` [PATCH v5 33/33] x86, ioapic: Hotadd of IOAPICs described in static MADT Yinghai Lu
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