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From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v8 2/9] pci: Export find_pci_host_bridge() function.
Date: Thu, 03 Jul 2014 12:26:32 +0200	[thread overview]
Message-ID: <12857279.nHR7kEbqBW@wuerfel> (raw)
In-Reply-To: <CACoXjcn5wdOwQx6PSfhTyuo-FQqBL62o-MNj3i6EfENRnUNt6g@mail.gmail.com>

On Wednesday 02 July 2014 13:43:41 Tanmay Inamdar wrote:
> On Wed, Jul 2, 2014 at 12:12 PM, Arnd Bergmann <arnd@arndb.de> wrote:
> > I think EXPORT_SYMBOL_GPL() is better here. The new symbols are unlikely
> > to be used by a peripheral device driver, and PCI host controllers are
> > already restricted by EXPORT_SYMBOL_GPL.
> >
> 
> You are right as long as the functions are not used directly. But what
> if GPL functions are called indirectly.  For example, 'pci_domain_nr'
> implementation in Liviu's V7 series calls 'find_pci_host_bridge'.

Good point. If pci_domain_nr() doesn't require access to an EXPORT_SYMBOL_GPL
symbol, it should not start doing that after this patch.

For of_create_pci_host_bridge() however, I can't think of any reason to use
a legacy EXPORT_SYMBOL.

	Arnd

  parent reply	other threads:[~2014-07-03 10:26 UTC|newest]

Thread overview: 92+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-01 18:43 [PATCH v8 0/9] Support for creating generic PCI host bridges from DT Liviu Dudau
2014-07-01 18:43 ` [PATCH v8 1/9] Fix ioport_map() for !CONFIG_GENERIC_IOMAP cases Liviu Dudau
2014-07-01 18:43 ` [PATCH v8 2/9] pci: Export find_pci_host_bridge() function Liviu Dudau
2014-07-02 18:06   ` Tanmay Inamdar
2014-07-02 19:12     ` Arnd Bergmann
2014-07-02 20:43       ` Tanmay Inamdar
2014-07-03  9:53         ` Liviu Dudau
2014-07-03 10:26         ` Arnd Bergmann [this message]
2014-07-07 23:27   ` Bjorn Helgaas
2014-07-08 10:42     ` Liviu Dudau
2014-07-01 18:43 ` [PATCH v8 3/9] pci: Introduce pci_register_io_range() helper function Liviu Dudau
2014-07-01 19:36   ` Arnd Bergmann
2014-07-01 20:45     ` Liviu Dudau
2014-07-02 12:30       ` Arnd Bergmann
2014-07-02 14:23         ` Liviu Dudau
2014-07-02 14:58           ` Arnd Bergmann
2014-07-02 11:22   ` Will Deacon
2014-07-02 16:00     ` Liviu Dudau
2014-07-02 12:38   ` Arnd Bergmann
2014-07-02 13:20     ` Liviu Dudau
2014-07-08  0:14   ` Bjorn Helgaas
2014-07-08  7:00     ` Arnd Bergmann
2014-07-08 21:29       ` Bjorn Helgaas
2014-07-08 22:45         ` Liviu Dudau
2014-07-09  6:32           ` Arnd Bergmann
2014-07-09  9:13             ` Liviu Dudau
2014-07-09  6:20         ` Arnd Bergmann
2014-07-09  9:14           ` Liviu Dudau
2014-07-09 15:21           ` Bjorn Helgaas
2014-07-08 10:40     ` Liviu Dudau
2014-07-08 14:14       ` Arnd Bergmann
2014-07-09  8:59         ` Liviu Dudau
2014-07-01 18:43 ` [PATCH v8 4/9] pci: OF: Fix the conversion of IO ranges into IO resources Liviu Dudau
2014-07-05 19:25   ` Rob Herring
2014-07-05 20:46     ` Arnd Bergmann
2014-07-07 11:11       ` Liviu Dudau
2014-07-07 21:22         ` Arnd Bergmann
2014-07-08 10:03           ` Liviu Dudau
2014-07-09  8:31             ` Arnd Bergmann
2014-07-09  9:27               ` Liviu Dudau
2014-07-16 14:35               ` Rob Herring
2014-07-16 14:47                 ` Liviu Dudau
2014-07-16 14:47                 ` Arnd Bergmann
2014-07-01 18:43 ` [PATCH v8 5/9] pci: Create pci_host_bridge before its associated bus in pci_create_root_bus Liviu Dudau
2014-07-01 18:43 ` [PATCH v8 6/9] pci: Introduce a domain number for pci_host_bridge Liviu Dudau
2014-07-08  0:59   ` Bjorn Helgaas
2014-07-08 10:46     ` Liviu Dudau
2014-07-08 18:41       ` Bjorn Helgaas
2014-07-08 22:48         ` Liviu Dudau
2014-07-09 15:10           ` Bjorn Helgaas
2014-07-10  9:47             ` Liviu Dudau
2014-07-10 22:36               ` Bjorn Helgaas
2014-07-11  9:30                 ` Liviu Dudau
2014-07-11 14:11                 ` Catalin Marinas
2014-07-11 15:08                   ` Liviu Dudau
2014-07-11 16:09                     ` Catalin Marinas
2014-07-11 17:02                   ` Bjorn Helgaas
2014-07-11 18:02                     ` Catalin Marinas
2014-07-14 16:39                       ` Catalin Marinas
2014-07-22  3:15                         ` Bjorn Helgaas
2014-07-25 15:42                           ` Catalin Marinas
2014-07-01 18:43 ` [PATCH v8 7/9] pci: of: Parse and map the IRQ when adding the PCI device Liviu Dudau
2014-07-02 11:17   ` Will Deacon
2014-07-05 19:04     ` Rob Herring
2014-07-01 18:43 ` [PATCH v8 8/9] pci: Add support for creating a generic host_bridge from device tree Liviu Dudau
2014-07-01 20:50   ` [RESEND] " Liviu Dudau
2014-07-01 21:04     ` Liviu Dudau
2014-07-02 11:22   ` Will Deacon
2014-07-02 17:23     ` Liviu Dudau
2014-07-02 17:31       ` Will Deacon
2014-07-02 19:09         ` Arnd Bergmann
2014-07-08  1:01   ` Bjorn Helgaas
2014-07-08 10:29     ` Liviu Dudau
2014-07-08 21:33       ` Bjorn Helgaas
2014-07-08 22:27         ` Liviu Dudau
2014-07-08 22:37           ` Bjorn Helgaas
2014-07-08 22:57             ` Liviu Dudau
2014-07-09  6:47               ` Arnd Bergmann
2014-07-11  7:43   ` Jingoo Han
2014-07-11  9:08     ` Liviu Dudau
2014-07-01 18:43 ` [PATCH v8 9/9] pci: Remap I/O bus resources into CPU space with pci_remap_iospace() Liviu Dudau
2014-07-14 16:54   ` Catalin Marinas
2014-07-14 16:56     ` Liviu Dudau
2014-07-14 18:15     ` Arnd Bergmann
2014-07-15  0:14       ` Liviu Dudau
2014-07-15  9:09       ` Catalin Marinas
2014-07-06 15:23 ` [PATCH v8 0/9] Support for creating generic PCI host bridges from DT Rob Herring
2014-07-07 11:12   ` Liviu Dudau
2014-07-08 17:18   ` Liviu Dudau
2014-07-11  0:44     ` Tanmay Inamdar
2014-07-11  7:33       ` Jingoo Han
2014-07-11  9:11         ` Liviu Dudau

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