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Re: [PATCH v2 1/1] tools/libs/light: fix BAR memory address truncation


  • To: Jan Beulich <jbeulich@xxxxxxxx>
  • From: "Chen, Jiqian" <Jiqian.Chen@xxxxxxx>
  • Date: Mon, 13 Oct 2025 08:38:36 +0000
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  • Cc: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, "Huang, Ray" <Ray.Huang@xxxxxxx>, "Chen, Jiqian" <Jiqian.Chen@xxxxxxx>
  • Delivery-date: Mon, 13 Oct 2025 08:38:56 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
  • Thread-index: AQHcPBVojxVVZQBbcUyvi85wGyhb8bS/wFyAgACGnYA=
  • Thread-topic: [PATCH v2 1/1] tools/libs/light: fix BAR memory address truncation

On 2025/10/13 16:35, Jan Beulich wrote:
> On 13.10.2025 09:45, Jiqian Chen wrote:
>> @@ -2031,7 +2032,7 @@ static void pci_remove_detached(libxl__egc *egc,
>>      }
>>  
>>      for (i = 0; i < PROC_PCI_NUM_RESOURCES; i++) {
>> -        if (fscanf(f, "0x%x 0x%x 0x%x\n", &start, &end, &flags) != 3)
>> +        if (fscanf(f, "0x%"SCNx64" 0x%"SCNx64" 0x%"SCNx64"\n", &start, 
>> &end, &flags) != 3)
> 
> This line has now grown too long, where it can easily be wrapped (unlike ...
> 
>> @@ -2040,7 +2041,7 @@ static void pci_remove_detached(libxl__egc *egc,
>>                                                   size, 0);
>>                  if (rc < 0)
>>                      LOGED(ERROR, domid,
>> -                          "xc_domain_ioport_permission error 0x%x/0x%x",
>> +                          "xc_domain_ioport_permission error 
>> %#"PRIx64"/%#"PRIx64,
> 
> ... here and ...
> 
>> @@ -2050,7 +2051,7 @@ static void pci_remove_detached(libxl__egc *egc,
>>                                                  0);
>>                  if (rc < 0)
>>                      LOGED(ERROR, domid,
>> -                          "xc_domain_iomem_permission error 0x%x/0x%x",
>> +                          "xc_domain_ioport_permission error 
>> %#"PRIx64"/%#"PRIx64,
> 
> ... here, where we prefer to keep the entire format string on a single line).
> Can likely be addressed while committing.
Yes, thanks for helping me address this.

> 
> Jan

-- 
Best regards,
Jiqian Chen.


 


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