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authorDavid S. Miller <davem@davemloft.net>2017-11-10 10:00:18 +0900
committerDavid S. Miller <davem@davemloft.net>2017-11-10 10:00:18 +0900
commit4dc6758d7824a6d25717ccceefc488cafdb07210 (patch)
tree992e5d5996910af35a5c12fe94da14d0bb167452 /net/sched/cls_tcindex.c
parent19aeeb9f46cb4b9474ebeb50cb01b9a1adba73b8 (diff)
parent3fefc31843cfe2b5f072efe11ed9ccaf6a7a5092 (diff)
downloadlinux-4dc6758d7824a6d25717ccceefc488cafdb07210.tar.bz2
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Simple cases of overlapping changes in the packet scheduler. Must easier to resolve this time. Which probably means that I screwed it up somehow. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/cls_tcindex.c')
-rw-r--r--net/sched/cls_tcindex.c33
1 files changed, 26 insertions, 7 deletions
diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index d6abfa6757f2..67467ae24c97 100644
--- a/net/sched/cls_tcindex.c
+++ b/net/sched/cls_tcindex.c
@@ -142,13 +142,19 @@ static int tcindex_init(struct tcf_proto *tp)
return 0;
}
+static void __tcindex_destroy_rexts(struct tcindex_filter_result *r)
+{
+ tcf_exts_destroy(&r->exts);
+ tcf_exts_put_net(&r->exts);
+}
+
static void tcindex_destroy_rexts_work(struct work_struct *work)
{
struct tcindex_filter_result *r;
r = container_of(work, struct tcindex_filter_result, work);
rtnl_lock();
- tcf_exts_destroy(&r->exts);
+ __tcindex_destroy_rexts(r);
rtnl_unlock();
}
@@ -161,14 +167,20 @@ static void tcindex_destroy_rexts(struct rcu_head *head)
tcf_queue_work(&r->work);
}
+static void __tcindex_destroy_fexts(struct tcindex_filter *f)
+{
+ tcf_exts_destroy(&f->result.exts);
+ tcf_exts_put_net(&f->result.exts);
+ kfree(f);
+}
+
static void tcindex_destroy_fexts_work(struct work_struct *work)
{
struct tcindex_filter *f = container_of(work, struct tcindex_filter,
work);
rtnl_lock();
- tcf_exts_destroy(&f->result.exts);
- kfree(f);
+ __tcindex_destroy_fexts(f);
rtnl_unlock();
}
@@ -213,10 +225,17 @@ found:
* grace period, since converted-to-rcu actions are relying on that
* in cleanup() callback
*/
- if (f)
- call_rcu(&f->rcu, tcindex_destroy_fexts);
- else
- call_rcu(&r->rcu, tcindex_destroy_rexts);
+ if (f) {
+ if (tcf_exts_get_net(&f->result.exts))
+ call_rcu(&f->rcu, tcindex_destroy_fexts);
+ else
+ __tcindex_destroy_fexts(f);
+ } else {
+ if (tcf_exts_get_net(&r->exts))
+ call_rcu(&r->rcu, tcindex_destroy_rexts);
+ else
+ __tcindex_destroy_rexts(r);
+ }
*last = false;
return 0;