https://github.com/torvalds/linux
Revision 750a8f3e8f64654a584e54038c2c8db380813c79 authored by NeilBrown on 28 October 2006, 17:38:31 UTC, committed by Linus Torvalds on 28 October 2006, 18:30:51 UTC
A recent fix which made sure ->degraded was initialised properly exposed a second bug - ->degraded wasn't been updated when drives failed or were hot-added. Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
1 parent 01ab566
Tip revision: 750a8f3e8f64654a584e54038c2c8db380813c79 authored by NeilBrown on 28 October 2006, 17:38:31 UTC
[PATCH] md: fix up maintenance of ->degraded in multipath
[PATCH] md: fix up maintenance of ->degraded in multipath
Tip revision: 750a8f3
xt_mac.c
/* Kernel module to match MAC address parameters. */
/* (C) 1999-2001 Paul `Rusty' Russell
* (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/skbuff.h>
#include <linux/if_ether.h>
#include <linux/etherdevice.h>
#include <linux/netfilter_ipv4.h>
#include <linux/netfilter/xt_mac.h>
#include <linux/netfilter/x_tables.h>
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Netfilter Core Team <coreteam@netfilter.org>");
MODULE_DESCRIPTION("iptables mac matching module");
MODULE_ALIAS("ipt_mac");
MODULE_ALIAS("ip6t_mac");
static int
match(const struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
const struct xt_match *match,
const void *matchinfo,
int offset,
unsigned int protoff,
int *hotdrop)
{
const struct xt_mac_info *info = matchinfo;
/* Is mac pointer valid? */
return (skb->mac.raw >= skb->head
&& (skb->mac.raw + ETH_HLEN) <= skb->data
/* If so, compare... */
&& ((!compare_ether_addr(eth_hdr(skb)->h_source, info->srcaddr))
^ info->invert));
}
static struct xt_match xt_mac_match[] = {
{
.name = "mac",
.family = AF_INET,
.match = match,
.matchsize = sizeof(struct xt_mac_info),
.hooks = (1 << NF_IP_PRE_ROUTING) |
(1 << NF_IP_LOCAL_IN) |
(1 << NF_IP_FORWARD),
.me = THIS_MODULE,
},
{
.name = "mac",
.family = AF_INET6,
.match = match,
.matchsize = sizeof(struct xt_mac_info),
.hooks = (1 << NF_IP_PRE_ROUTING) |
(1 << NF_IP_LOCAL_IN) |
(1 << NF_IP_FORWARD),
.me = THIS_MODULE,
},
};
static int __init xt_mac_init(void)
{
return xt_register_matches(xt_mac_match, ARRAY_SIZE(xt_mac_match));
}
static void __exit xt_mac_fini(void)
{
xt_unregister_matches(xt_mac_match, ARRAY_SIZE(xt_mac_match));
}
module_init(xt_mac_init);
module_exit(xt_mac_fini);
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