Re: [PATCH] PCI: Increase resource array mask bit size in pcim_iomap_regions()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, Jan 5, 2012 at 1:43 AM, Rolf Eike Beer <eike-kernel@xxxxxxxxx> wrote:
>> DEVICE_COUNT_RESOURCE will be bigger than 16 when SRIOV supported is
>> enabled.
>>
>> Let them pass with int just like pci_enable_resources().
>>
>> Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
>>
>> ---
>>  include/linux/pci.h |    6 +++---
>>  lib/devres.c        |    6 +++---
>>  2 files changed, 6 insertions(+), 6 deletions(-)
>>
>> Index: linux-2.6/include/linux/pci.h
>> ===================================================================
>> --- linux-2.6.orig/include/linux/pci.h
>> +++ linux-2.6/include/linux/pci.h
>> @@ -1433,10 +1433,10 @@ static inline void pci_fixup_device(enum
>>  void __iomem *pcim_iomap(struct pci_dev *pdev, int bar, unsigned long
>> maxlen);
>>  void pcim_iounmap(struct pci_dev *pdev, void __iomem *addr);
>>  void __iomem * const *pcim_iomap_table(struct pci_dev *pdev);
>> -int pcim_iomap_regions(struct pci_dev *pdev, u16 mask, const char *name);
>> -int pcim_iomap_regions_request_all(struct pci_dev *pdev, u16 mask,
>> +int pcim_iomap_regions(struct pci_dev *pdev, int mask, const char *name);
>> +int pcim_iomap_regions_request_all(struct pci_dev *pdev, int mask,
>>                                  const char *name);
> [...]
>
> You are switching from unsigned to signed here, is this intentional? In my
> feeling such masks should end up in an unsigned int, no?

I agree masks should generally be unsigned, but I think it makes sense
to first follow pci_enable_resources() (which uses "int") , and maybe
in the future, convert both to being unsigned.

Bjorn
--
To unsubscribe from this list: send the line "unsubscribe linux-pci" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [DMA Engine]     [Linux Coverity]     [Linux USB]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Greybus]

  Powered by Linux