[RFC,09/35] nvme-pci: Change PCIBIOS_SUCCESSFUL to 0
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Message ID 20200713122247.10985-10-refactormyself@gmail.com
State Changes Requested
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Series
  • [RFC,01/35] xen-pciback: Change PCIBIOS_SUCCESSFUL to 0
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Commit Message

Saheed Bolarinwa July 13, 2020, 12:22 p.m. UTC
In reference to the PCI spec (Chapter 2), PCIBIOS* is an x86 concept.
Their scope should be limited within arch/x86.

Change all PCIBIOS_SUCCESSFUL to 0

Signed-off-by: "Saheed O. Bolarinwa" <refactormyself@gmail.com>
---
 drivers/nvme/host/pci.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Rajashekar, Revanth July 13, 2020, 4:42 p.m. UTC | #1
Hi,

On 7/13/2020 6:22 AM, Saheed O. Bolarinwa wrote:
> In reference to the PCI spec (Chapter 2), PCIBIOS* is an x86 concept.
> Their scope should be limited within arch/x86.
>
> Change all PCIBIOS_SUCCESSFUL to 0
>
> Signed-off-by: "Saheed O. Bolarinwa" <refactormyself@gmail.com>
> ---
>  drivers/nvme/host/pci.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
> index b1d18f0633c7..d426efb53f44 100644
> --- a/drivers/nvme/host/pci.c
> +++ b/drivers/nvme/host/pci.c
> @@ -1185,7 +1185,7 @@ static void nvme_warn_reset(struct nvme_dev *dev, u32 csts)
>  
>  	result = pci_read_config_word(to_pci_dev(dev->dev), PCI_STATUS,
>  				      &pci_status);
> -	if (result == PCIBIOS_SUCCESSFUL)
> +	if (result == 0)
How about simplifying the check to if (!result)?
>  		dev_warn(dev->ctrl.device,
>  			 "controller is down; will reset: CSTS=0x%x, PCI_STATUS=0x%hx\n",
>  			 csts, pci_status);
Thanks!
Revanth
Saheed Bolarinwa July 13, 2020, 6:24 p.m. UTC | #2
On 7/13/20 6:42 PM, Rajashekar, Revanth wrote:
> Hi,
>
> On 7/13/2020 6:22 AM, Saheed O. Bolarinwa wrote:
>> In reference to the PCI spec (Chapter 2), PCIBIOS* is an x86 concept.
>> Their scope should be limited within arch/x86.
>>
>> Change all PCIBIOS_SUCCESSFUL to 0
>>
>> Signed-off-by: "Saheed O. Bolarinwa" <refactormyself@gmail.com>
>> ---
>>   drivers/nvme/host/pci.c | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
>> index b1d18f0633c7..d426efb53f44 100644
>> --- a/drivers/nvme/host/pci.c
>> +++ b/drivers/nvme/host/pci.c
>> @@ -1185,7 +1185,7 @@ static void nvme_warn_reset(struct nvme_dev *dev, u32 csts)
>>   
>>   	result = pci_read_config_word(to_pci_dev(dev->dev), PCI_STATUS,
>>   				      &pci_status);
>> -	if (result == PCIBIOS_SUCCESSFUL)
>> +	if (result == 0)
> How about simplifying the check to if (!result)?

Thank you for the review.  I did in PATCH 10/35. I will merge both.

I wanted to separate the goal from the fix but I see it's confusing.

- Saheed

Patch
diff mbox series

diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index b1d18f0633c7..d426efb53f44 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -1185,7 +1185,7 @@  static void nvme_warn_reset(struct nvme_dev *dev, u32 csts)
 
 	result = pci_read_config_word(to_pci_dev(dev->dev), PCI_STATUS,
 				      &pci_status);
-	if (result == PCIBIOS_SUCCESSFUL)
+	if (result == 0)
 		dev_warn(dev->ctrl.device,
 			 "controller is down; will reset: CSTS=0x%x, PCI_STATUS=0x%hx\n",
 			 csts, pci_status);