[CentOS] Who is responsible to load NIC driver when boot up

Sun Apr 28 05:22:26 UTC 2019
wuzhouhui <wuzhouhui14 at mails.ucas.ac.cn>

> -----Original Messages-----
> From: "Steven Tardy" <sjt5atra at gmail.com>
> Sent Time: 2019-04-28 13:02:18 (Sunday)
> To: "CentOS mailing list" <centos at centos.org>
> Cc: 
> Subject: Re: [CentOS] Who is responsible to load NIC driver when boot up
> On Sat, Apr 27, 2019 at 11:44 PM wuzhouhui <wuzhouhui14 at mails.ucas.ac.cn>
> wrote:
> > I have a small question about NIC driver (e.g. i40e) loading. Who is
> > responsible to load i40e driver? And how does he knows we should load
> > i40e, instead of ixgbe?
> `depmod` may put hardware/driver lists into initramfs when `mkinitrd` is
> called when a new kernel is installed.
> Also check file: /lib/modules/`uname-r`/modules.alias
> The modules.alias contains PCI vendor/device IDs which can be found via
> `lspci -n`.
> Also you can `modinfo i40e` and `modinfo ixgbe` to see a list of PCI
> vendor/device IDs which each driver supports.
> Most of the time “it just works” be can be confusing tracking down exactly
> why one driver loads instead of another.

Thanks for you explanation. But who loads (modprobe) drivers, udev, kernel,
or others?

> >
> _______________________________________________
> CentOS mailing list
> CentOS at centos.org
> https://lists.centos.org/mailman/listinfo/centos