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author | 2011-01-14 14:12:37 +0100 | |
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committer | 2011-01-14 14:12:37 +0100 | |
commit | 0134e89c7bcc9fde1da962c82a120691e185619f (patch) | |
tree | 3e03335cf001019a2687d161e956de4f73379984 /drivers/s390/net/lcs.c | |
parent | netfilter: fix Kconfig dependencies (diff) | |
parent | netfilter: ebt_ip6: allow matching on ipv6-icmp types/codes (diff) | |
download | linux-dev-0134e89c7bcc9fde1da962c82a120691e185619f.tar.xz linux-dev-0134e89c7bcc9fde1da962c82a120691e185619f.zip |
Merge branch 'master' of git://1984.lsi.us.es/net-next-2.6
Conflicts:
net/ipv4/route.c
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'drivers/s390/net/lcs.c')
-rw-r--r-- | drivers/s390/net/lcs.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c index 0f19d540b655..09e7a053c844 100644 --- a/drivers/s390/net/lcs.c +++ b/drivers/s390/net/lcs.c @@ -26,6 +26,7 @@ #define KMSG_COMPONENT "lcs" #define pr_fmt(fmt) KMSG_COMPONENT ": " fmt +#include <linux/kernel_stat.h> #include <linux/module.h> #include <linux/if.h> #include <linux/netdevice.h> @@ -1188,7 +1189,8 @@ lcs_remove_mc_addresses(struct lcs_card *card, struct in_device *in4_dev) spin_lock_irqsave(&card->ipm_lock, flags); list_for_each(l, &card->ipm_list) { ipm = list_entry(l, struct lcs_ipm_list, list); - for (im4 = in4_dev->mc_list; im4 != NULL; im4 = im4->next) { + for (im4 = rcu_dereference(in4_dev->mc_list); + im4 != NULL; im4 = rcu_dereference(im4->next_rcu)) { lcs_get_mac_for_ipm(im4->multiaddr, buf, card->dev); if ( (ipm->ipm.ip_addr == im4->multiaddr) && (memcmp(buf, &ipm->ipm.mac_addr, @@ -1233,7 +1235,8 @@ lcs_set_mc_addresses(struct lcs_card *card, struct in_device *in4_dev) unsigned long flags; LCS_DBF_TEXT(4, trace, "setmclst"); - for (im4 = in4_dev->mc_list; im4; im4 = im4->next) { + for (im4 = rcu_dereference(in4_dev->mc_list); im4 != NULL; + im4 = rcu_dereference(im4->next_rcu)) { lcs_get_mac_for_ipm(im4->multiaddr, buf, card->dev); ipm = lcs_check_addr_entry(card, im4, buf); if (ipm != NULL) @@ -1269,10 +1272,10 @@ lcs_register_mc_addresses(void *data) in4_dev = in_dev_get(card->dev); if (in4_dev == NULL) goto out; - read_lock(&in4_dev->mc_list_lock); + rcu_read_lock(); lcs_remove_mc_addresses(card,in4_dev); lcs_set_mc_addresses(card, in4_dev); - read_unlock(&in4_dev->mc_list_lock); + rcu_read_unlock(); in_dev_put(in4_dev); netif_carrier_off(card->dev); @@ -1396,6 +1399,7 @@ lcs_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb) int rc, index; int cstat, dstat; + kstat_cpu(smp_processor_id()).irqs[IOINT_LCS]++; if (lcs_check_irb_error(cdev, irb)) return; |