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idr: Delete idr_replace_ext function

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Changing idr_replace's 'id' argument to 'unsigned long' works for all
callers.  Callers which passed a negative ID now get -ENOENT instead of
-EINVAL.  No callers relied on this error value.

Signed-off-by: Matthew Wilcox <[email protected]>
This commit is contained in:
Matthew Wilcox 2017-11-28 09:56:36 -05:00
commit 234a4624ef
7 changed files with 9 additions and 19 deletions
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2
net/sched/act_api.c
View file

@ -348,7 +348,7 @@ void tcf_idr_insert(struct tc_action_net *tn, struct tc_action *a)
struct tcf_idrinfo *idrinfo = tn->idrinfo;
spin_lock_bh(&idrinfo->lock);
idr_replace_ext(&idrinfo->action_idr, a, a->tcfa_index);
idr_replace(&idrinfo->action_idr, a, a->tcfa_index);
spin_unlock_bh(&idrinfo->lock);
}
EXPORT_SYMBOL(tcf_idr_insert);

2
net/sched/cls_basic.c
View file

@ -235,7 +235,7 @@ static int basic_change(struct net *net, struct sk_buff *in_skb,
*arg = fnew;
if (fold) {
idr_replace_ext(&head->handle_idr, fnew, fnew->handle);
idr_replace(&head->handle_idr, fnew, fnew->handle);
list_replace_rcu(&fold->link, &fnew->link);
tcf_unbind_filter(tp, &fold->res);
tcf_exts_get_net(&fold->exts);

2
net/sched/cls_bpf.c
View file

@ -526,7 +526,7 @@ static int cls_bpf_change(struct net *net, struct sk_buff *in_skb,
prog->gen_flags |= TCA_CLS_FLAGS_NOT_IN_HW;
if (oldprog) {
idr_replace_ext(&head->handle_idr, prog, handle);
idr_replace(&head->handle_idr, prog, handle);
list_replace_rcu(&oldprog->link, &prog->link);
tcf_unbind_filter(tp, &oldprog->res);
tcf_exts_get_net(&oldprog->exts);

2
net/sched/cls_flower.c
View file

@ -967,7 +967,7 @@ static int fl_change(struct net *net, struct sk_buff *in_skb,
if (fold) {
fnew->handle = handle;
idr_replace_ext(&head->handle_idr, fnew, fnew->handle);
idr_replace(&head->handle_idr, fnew, fnew->handle);
list_replace_rcu(&fold->list, &fnew->list);
tcf_unbind_filter(tp, &fold->res);
tcf_exts_get_net(&fold->exts);

2
net/sched/cls_u32.c
View file

@ -848,7 +848,7 @@ static void u32_replace_knode(struct tcf_proto *tp, struct tc_u_common *tp_c,
if (pins->handle == n->handle)
break;
idr_replace_ext(&ht->handle_idr, n, n->handle);
idr_replace(&ht->handle_idr, n, n->handle);
RCU_INIT_POINTER(n->next, pins->next);
rcu_assign_pointer(*ins, n);
}