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From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	"Rafael J. Wysocki" <rjw@sisk.pl>,
	linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
	Joerg Roedel <joro@8bytes.org>,
	Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
Subject: Re: [PATCH v2 09/26] x86, irq: kill create_irq()
Date: Fri, 8 Mar 2013 14:48:33 -0500	[thread overview]
Message-ID: <20130308194833.GC6622@phenom.dumpdata.com> (raw)
In-Reply-To: <1360351703-20571-10-git-send-email-yinghai@kernel.org>

On Fri, Feb 08, 2013 at 11:28:06AM -0800, Yinghai Lu wrote:
> create_irq() will return -1 when fail to allocate.

.. failing to allocate
> create_irq_nr() will return 0 when fail to allocate.

.. failing..
> 
> It only causes confusing.

confusion.

> 
> Now we have no user for create_irq(), so remove create_irq() for x86.

> 
> Signed-off-by: Yinghai Lu <yinghai@kernel.org>
> Cc: Joerg Roedel <joro@8bytes.org>
> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
> Cc: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
> ---
>  arch/x86/kernel/apic/io_apic.c |   15 ---------------
>  1 file changed, 15 deletions(-)
> 
> diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
> index c703092..4c1a726 100644
> --- a/arch/x86/kernel/apic/io_apic.c
> +++ b/arch/x86/kernel/apic/io_apic.c
> @@ -2968,21 +2968,6 @@ unsigned int create_irq_nr(unsigned int from, int node)
>  	return __create_irqs(from, 1, node);
>  }
>  
> -int create_irq(void)
> -{
> -	int node = cpu_to_node(0);
> -	unsigned int irq_want;
> -	int irq;
> -
> -	irq_want = nr_irqs_gsi;
> -	irq = create_irq_nr(irq_want, node);
> -
> -	if (irq == 0)
> -		irq = -1;
> -
> -	return irq;
> -}
> -
>  void destroy_irq(unsigned int irq)
>  {
>  	struct irq_cfg *cfg = irq_get_chip_data(irq);
> -- 
> 1.7.10.4
> 

  reply	other threads:[~2013-03-08 19:49 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-08 19:27 [PATCH v2 00/26] x86, irq: support ioapic device hotplug Yinghai Lu
2013-02-08 19:27 ` [PATCH v2 01/26] x86, irq: Change irq_remap_modify_chip_defaults to static Yinghai Lu
2013-02-08 19:27 ` [PATCH v2 02/26] x86, irq: Modify irq chip once for irq remapping Yinghai Lu
2013-03-08 20:07   ` Thomas Gleixner
2013-03-08 20:10     ` Thomas Gleixner
2013-03-09  7:25       ` Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 03/26] x86, irq: Print out MSI/MSI-X clearly Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 04/26] x86, irq: Show MSI-X in /proc/interrupt Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 05/26] x86, irq: Show pci device name for msi " Yinghai Lu
2013-03-08 19:46   ` Konrad Rzeszutek Wilk
2013-03-08 19:58     ` Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 06/26] x86, irq: Make dmar_msi/hpet_msi irq_chip name consistent Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 07/26] ia64, irq: Add dummy create_irq_nr() Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 08/26] iommu, irq: Allocate irq_desc for dmar_msi with local node Yinghai Lu
2013-02-08 20:45   ` Don Dutile
2013-02-08 20:58     ` Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 09/26] x86, irq: kill create_irq() Yinghai Lu
2013-03-08 19:48   ` Konrad Rzeszutek Wilk [this message]
2013-02-08 19:28 ` [PATCH v2 10/26] x86, irq: Convert irq_2_pin list to generic list Yinghai Lu
2013-03-08 19:50   ` Konrad Rzeszutek Wilk
2013-03-08 20:00     ` Yinghai Lu
2013-03-08 20:13       ` Konrad Rzeszutek Wilk
2013-02-08 19:28 ` [PATCH v2 11/26] genirq: Split __irq_reserve_irqs from irq_alloc_descs Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 12/26] x86, irq: Add realloc_irq_and_cfg_at() Yinghai Lu
2013-03-08 19:53   ` Konrad Rzeszutek Wilk
2013-03-09  7:22     ` Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 13/26] x86, irq: Move down arch_early_irq_init() Yinghai Lu
2013-03-08 19:53   ` Konrad Rzeszutek Wilk
2013-02-08 19:28 ` [PATCH v2 14/26] x86, irq: Split out alloc_ioapic_save_registers() Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 15/26] xen, irq: call irq_realloc_desc_at() at first Yinghai Lu
2013-03-08 19:43   ` Konrad Rzeszutek Wilk
2013-03-08 19:46     ` Yinghai Lu
2013-03-08 20:01     ` Konrad Rzeszutek Wilk
2013-02-08 19:28 ` [PATCH v2 16/26] x86, irq: pre-reserve irq range/realloc for booting path Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 17/26] x86, irq: Add ioapic_gsi_to_irq Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 18/26] genirq: Bail out early in free_desc() Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 19/26] x86, irq: More strict checking about registering ioapic Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 20/26] x86, irq: Make mp_register_ioapic handle hotadd ioapic Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 21/26] x86, irq: Add mp_unregister_ioapic to handle hot-remove ioapic Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 22/26] x86, irq: Make ioapics loop skip blank slots Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 23/26] x86, ioapic: Find usable ioapic id for 64bit Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 24/26] x86: Move declaration for mp_register_ioapic() Yinghai Lu
2013-02-08 19:28 ` [PATCH v2 25/26] PCI: Disable mem in the ioapic removing path Yinghai Lu
2013-02-08 21:14   ` Bjorn Helgaas
2013-02-08 22:33     ` Yinghai Lu
2013-02-08 23:18       ` Bjorn Helgaas
2013-02-08 19:28 ` [PATCH v2 26/26] PCI, x86, ACPI: Add ioapic hotplug support with acpi host bridge Yinghai Lu
2013-02-08 21:24   ` Bjorn Helgaas
2013-02-08 22:35     ` Yinghai Lu
2013-02-09  0:26       ` [PATCH v2 26-1/26] PCI, x86: Make ioapic hotplug support built-in Yinghai Lu
2013-02-09  0:26         ` [PATCH v2 26-2/26] PCI, x86, ACPI: Link acpi ioapic register to ioapic Yinghai Lu
2013-02-09  0:26         ` [PATCH v2 26-3/26] PCI, x86, ACPI: Enable ioapic hotplug support with acpi host bridge Yinghai Lu
2013-02-09  0:26         ` [PATCH v2 26-4/26] PCI, x86, ACPI: get ioapic address from acpi device Yinghai Lu
2013-02-11  9:34 ` [PATCH v2 00/26] x86, irq: support ioapic device hotplug Ingo Molnar
2013-02-12  6:10   ` H. Peter Anvin
2013-02-13  2:36     ` Yinghai Lu

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