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SubjectRe: [PATCH} Network interface for IPMI
Corey Minyard <cminyard@mvista.com> wrote:
>
> IPMI is a manage standard that allows intelligent management controllers
> to monitor things about the system (temperature, fan speed, etc.). The
> management controllers sit on a bus, and have addresses, and such.
> After seeing the ugliness required for the 32-bit ioctl compatability
> layers for 64-bit kernels, I have decided that the network interface for
> IPMI is a good thing, as the IPMI device ioctls have pointers and
> require ugly hacks. None should be needed for the network interface.
>
> This patch adds that layer.
>
> -#define NPROTO 32 /* should be enough for now.. */
> +#define NPROTO 64 /* should be enough for now.. */

Boy, that was a big bump. Was this intentional?

> +static struct ipmi_sock *ipmi_socket_create1(struct socket *sock)
> +{
> + struct ipmi_sock *i;
> +
> + if (atomic_read(&ipmi_nr_socks) >= 2*files_stat.max_files)
> + return NULL;

Why this test?

> +config IPMI_SOCKET
> + tristate "IPMI sockets"
> + depends on IPMI_HANDLER
> + ---help---
> + If you say Y here, you will include support for IPMI sockets;
> + This way you don't have to use devices to access IPMI. You
> + must also enable the IPMI message handler and a low-level
> + driver in the Character Drivers if you enable this.
> +
> + If unsure, say N.

Is this new kernel interface documented somewhere?
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