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bridge: Turn flag change macro into a function.

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Turn the flag change macro into a function to allow
easier updates and to reduce space.

Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vlad Yasevich 2014-05-16 09:59:15 -04:00 committed by David S. Miller
parent 4c30b52524
commit 63c3a622dd
1 changed files with 17 additions and 10 deletions
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27
net/bridge/br_sysfs_if.c
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@ -41,20 +41,27 @@ static ssize_t show_##_name(struct net_bridge_port *p, char *buf) \
} \ } \
static int store_##_name(struct net_bridge_port *p, unsigned long v) \ static int store_##_name(struct net_bridge_port *p, unsigned long v) \
{ \ { \
unsigned long flags = p->flags; \ return store_flag(p, v, _mask); \
if (v) \
flags |= _mask; \
else \
flags &= ~_mask; \
if (flags != p->flags) { \
p->flags = flags; \
br_ifinfo_notify(RTM_NEWLINK, p); \
} \
return 0; \
} \ } \
static BRPORT_ATTR(_name, S_IRUGO | S_IWUSR, \ static BRPORT_ATTR(_name, S_IRUGO | S_IWUSR, \
show_##_name, store_##_name) show_##_name, store_##_name)
static int store_flag(struct net_bridge_port *p, unsigned long v,
unsigned long mask)
{
unsigned long flags = p->flags;
if (v)
flags |= mask;
else
flags &= ~mask;
if (flags != p->flags) {
p->flags = flags;
br_ifinfo_notify(RTM_NEWLINK, p);
}
return 0;
}
static ssize_t show_path_cost(struct net_bridge_port *p, char *buf) static ssize_t show_path_cost(struct net_bridge_port *p, char *buf)
{ {