提交 5bcaa41b 编写于 作者: D David Ahern 提交者: David S. Miller

net/ipv6: Move release of fib6_info from pcpu routes to helper

Code move only; no functional change intended.
Signed-off-by: NDavid Ahern <dsahern@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 a87b7dc9
......@@ -860,6 +860,27 @@ static struct fib6_node *fib6_add_1(struct net *net,
return ln;
}
static void fib6_drop_pcpu_from(struct fib6_info *f6i,
const struct fib6_table *table)
{
int cpu;
/* release the reference to this fib entry from
* all of its cached pcpu routes
*/
for_each_possible_cpu(cpu) {
struct rt6_info **ppcpu_rt;
struct rt6_info *pcpu_rt;
ppcpu_rt = per_cpu_ptr(f6i->rt6i_pcpu, cpu);
pcpu_rt = *ppcpu_rt;
if (pcpu_rt) {
fib6_info_release(pcpu_rt->from);
pcpu_rt->from = NULL;
}
}
}
static void fib6_purge_rt(struct fib6_info *rt, struct fib6_node *fn,
struct net *net)
{
......@@ -887,24 +908,8 @@ static void fib6_purge_rt(struct fib6_info *rt, struct fib6_node *fn,
lockdep_is_held(&table->tb6_lock));
}
if (rt->rt6i_pcpu) {
int cpu;
/* release the reference to this fib entry from
* all of its cached pcpu routes
*/
for_each_possible_cpu(cpu) {
struct rt6_info **ppcpu_rt;
struct rt6_info *pcpu_rt;
ppcpu_rt = per_cpu_ptr(rt->rt6i_pcpu, cpu);
pcpu_rt = *ppcpu_rt;
if (pcpu_rt) {
fib6_info_release(pcpu_rt->from);
pcpu_rt->from = NULL;
}
}
}
if (rt->rt6i_pcpu)
fib6_drop_pcpu_from(rt, table);
}
}
......
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