Michał Mirosław wrote:
> 2010/1/10 Németh Márton <nm127@xxxxxxxxxxx>:
>> From: Márton Németh <nm127@xxxxxxxxxxx>
>>
>> The id_table field of the struct pci_driver is constant in <linux/pci.h>
>> so it is worth to make initialization data also constant.
> [...]
>> diff -u -p a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
>> --- a/drivers/serial/8250_pci.c 2009-12-03 04:51:21.000000000 +0100
>> +++ b/drivers/serial/8250_pci.c 2010-01-08 18:40:05.000000000 +0100
>> @@ -2567,7 +2567,7 @@ static int pciserial_resume_one(struct p
>> }
>> #endif
>>
>> -static struct pci_device_id serial_pci_tbl[] = {
>> +static const struct pci_device_id serial_pci_tbl[] = {
>> /* Advantech use PCI_DEVICE_ID_ADVANTECH_PCI3620 (0x3620) as 'PCI_SUBVENDOR_ID' */
>> { PCI_VENDOR_ID_ADVANTECH, PCI_DEVICE_ID_ADVANTECH_PCI3620,
>> PCI_DEVICE_ID_ADVANTECH_PCI3620, 0x0001, 0, 0,
> [...]
>
> There was similar patch sent to netdev couple days ago. For PCI
> devices it used DEFINE_PCI_DEVICE_TABLE() like this:
>
> static DEFINE_PCI_DEVICE_TABLE(serial_pci_tbl) = {
>
> so that the ID data went to the proper .ko section.
Thanks for the feedback. The DEFINE_PCI_DEVICE_TABLE() is also recommended
by Documentation/PCI/pci.txt .
Regads,
Márton Németh
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