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| author | Vlad Buslov <vladbu@mellanox.com> | 2020-02-17 12:12:12 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-02-17 14:17:02 -0800 |
| commit | b15e7a6e8d31d6abe2d98929d60ad3a0e6ae4de1 (patch) | |
| tree | 3b1986c5151784433053007868f85e4046cd06de /net/sched | |
| parent | 107f2d50916500985b9fffd7c77d8c14809f9802 (diff) | |
| download | linux-stable-b15e7a6e8d31d6abe2d98929d60ad3a0e6ae4de1.tar.gz linux-stable-b15e7a6e8d31d6abe2d98929d60ad3a0e6ae4de1.tar.bz2 linux-stable-b15e7a6e8d31d6abe2d98929d60ad3a0e6ae4de1.zip | |
net: sched: don't take rtnl lock during flow_action setup
Refactor tc_setup_flow_action() function not to use rtnl lock and remove
'rtnl_held' argument that is no longer needed.
Signed-off-by: Vlad Buslov <vladbu@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched')
| -rw-r--r-- | net/sched/cls_api.c | 8 | ||||
| -rw-r--r-- | net/sched/cls_flower.c | 6 | ||||
| -rw-r--r-- | net/sched/cls_matchall.c | 4 |
3 files changed, 5 insertions, 13 deletions
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index 610505117780..13c33eaf1ca1 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -3433,7 +3433,7 @@ static void tcf_sample_get_group(struct flow_action_entry *entry, } int tc_setup_flow_action(struct flow_action *flow_action, - const struct tcf_exts *exts, bool rtnl_held) + const struct tcf_exts *exts) { struct tc_action *act; int i, j, k, err = 0; @@ -3441,9 +3441,6 @@ int tc_setup_flow_action(struct flow_action *flow_action, if (!exts) return 0; - if (!rtnl_held) - rtnl_lock(); - j = 0; tcf_exts_for_each_action(i, act, exts) { struct flow_action_entry *entry; @@ -3577,9 +3574,6 @@ int tc_setup_flow_action(struct flow_action *flow_action, } err_out: - if (!rtnl_held) - rtnl_unlock(); - if (err) tc_cleanup_flow_action(flow_action); diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index 7e54d2ab5254..726fc9c5910f 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -449,8 +449,7 @@ static int fl_hw_replace_filter(struct tcf_proto *tp, cls_flower.rule->match.key = &f->mkey; cls_flower.classid = f->res.classid; - err = tc_setup_flow_action(&cls_flower.rule->action, &f->exts, - rtnl_held); + err = tc_setup_flow_action(&cls_flower.rule->action, &f->exts); if (err) { kfree(cls_flower.rule); if (skip_sw) { @@ -2000,8 +1999,7 @@ static int fl_reoffload(struct tcf_proto *tp, bool add, flow_setup_cb_t *cb, cls_flower.rule->match.mask = &f->mask->key; cls_flower.rule->match.key = &f->mkey; - err = tc_setup_flow_action(&cls_flower.rule->action, &f->exts, - true); + err = tc_setup_flow_action(&cls_flower.rule->action, &f->exts); if (err) { kfree(cls_flower.rule); if (tc_skip_sw(f->flags)) { diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c index 610a0b728161..a34b36adb9b7 100644 --- a/net/sched/cls_matchall.c +++ b/net/sched/cls_matchall.c @@ -97,7 +97,7 @@ static int mall_replace_hw_filter(struct tcf_proto *tp, cls_mall.command = TC_CLSMATCHALL_REPLACE; cls_mall.cookie = cookie; - err = tc_setup_flow_action(&cls_mall.rule->action, &head->exts, true); + err = tc_setup_flow_action(&cls_mall.rule->action, &head->exts); if (err) { kfree(cls_mall.rule); mall_destroy_hw_filter(tp, head, cookie, NULL); @@ -302,7 +302,7 @@ static int mall_reoffload(struct tcf_proto *tp, bool add, flow_setup_cb_t *cb, TC_CLSMATCHALL_REPLACE : TC_CLSMATCHALL_DESTROY; cls_mall.cookie = (unsigned long)head; - err = tc_setup_flow_action(&cls_mall.rule->action, &head->exts, true); + err = tc_setup_flow_action(&cls_mall.rule->action, &head->exts); if (err) { kfree(cls_mall.rule); if (add && tc_skip_sw(head->flags)) { |