On 6/4/2018 11:09 AM, Keith Busch wrote:
> On Mon, Jun 04, 2018 at 10:48:02AM -0500, Alexandru Gagniuc wrote:
>> +++ b/drivers/pci/access.c
>> @@ -223,16 +223,9 @@ int pci_user_read_config_##size                         
>>                 \
>>      (struct pci_dev *dev, int pos, type *val)                       \
>>   {                                                                  \
>>      int ret = PCIBIOS_SUCCESSFUL;                                   \
>> -    u32 data = -1;                                                  \
>>      if (PCI_##size##_BAD)                                           \
>>              return -EINVAL;                                         \
>> -    raw_spin_lock_irq(&pci_lock);                           \
>> -    if (unlikely(dev->block_cfg_access))                            \
>> -            pci_wait_cfg(dev);                                      \
>> -    ret = dev->bus->ops->read(dev->bus, dev->devfn,                 \
>> -                                    pos, sizeof(type), &data);      \
>> -    raw_spin_unlock_irq(&pci_lock);                         \
>> -    *val = (type)data;                                              \
>> +    ret = pci_read_config_##size(dev, pos, val);                    \
>>      return pcibios_err_to_errno(ret);                               \
>>   }                                                                  \
> 
> If it wasn't for the block_cfg_access check for user access, this would
> have been a nice code reuse cleanup.

Great fresh catch! I'll get that fixed in v2.

Alex

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