Bernhard Pfund wrote:
>> I see no option aside of ironing the inner code that reads/writes the PCI
>> config, so here is an ugly yet possible solution for x86, that might work
>> (totally untested):
>>
>> diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
>> index 6e64aaf..7f32101 100644
>> --- a/arch/x86/pci/common.c
>> +++ b/arch/x86/pci/common.c
>> @@ -75,7 +75,7 @@ int pcibios_scanned;
>> * This interrupt-safe spinlock protects all accesses to PCI
>> * configuration space.
>> */
>> -DEFINE_SPINLOCK(pci_config_lock);
>> +IPIPE_DEFINE_SPINLOCK(pci_config_lock);
>>
>> static int __devinit can_skip_ioresource_align(const struct dmi_system_id
>> *d)
>> {
>> diff --git a/drivers/pci/access.c b/drivers/pci/access.c
>> index 39bb96b..9a74083 100644
>> --- a/drivers/pci/access.c
>> +++ b/drivers/pci/access.c
>> @@ -12,7 +12,7 @@
>> * configuration space.
>> */
>>
>> -static DEFINE_SPINLOCK(pci_lock);
>> +static IPIPE_DEFINE_SPINLOCK(pci_lock);
>>
>> /*
>> * Wrappers for all PCI configuration access functions. They just check
>>
>
> This results in:
>
> arch/x86/pci/common.c:78: error: conflicting types for ‘pci_config_lock’
> arch/x86/pci/pci.h:84: error: previous declaration of ‘pci_config_lock’
> was here
>
> Didn't look into it, just tried ;)
>
Just change the declaration in pci.h the same way.
> Bernhard
>
--
Philippe.
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