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net: Remove low_thresh in ip defrag

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As low_thresh has no work in fragment reassembles,del it.
And Mark it deprecated in sysctl Document.

Signed-off-by: Angus Chen <angus.chen@jaguarmicro.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Angus Chen
2023-05-12 09:01:52 +08:00
committed by David S. Miller
parent 6d4ff8aed3
commit b2cbac9b9b
6 changed files with 18 additions and 24 deletions
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9
net/ieee802154/6lowpan/reassembly.c
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@@ -318,7 +318,7 @@ err:
}
#ifdef CONFIG_SYSCTL
static unsigned long lowpanfrag_low_thresh_unuesd = IPV6_FRAG_LOW_THRESH;
static struct ctl_table lowpan_frags_ns_ctl_table[] = {
{
.procname = "6lowpanfrag_high_thresh",
@@ -374,9 +374,9 @@ static int __net_init lowpan_frags_ns_sysctl_register(struct net *net)
}
table[0].data = &ieee802154_lowpan->fqdir->high_thresh;
table[0].extra1 = &ieee802154_lowpan->fqdir->low_thresh;
table[1].data = &ieee802154_lowpan->fqdir->low_thresh;
table[1].extra2 = &ieee802154_lowpan->fqdir->high_thresh;
table[0].extra1 = &lowpanfrag_low_thresh_unuesd;
table[1].data = &lowpanfrag_low_thresh_unuesd;
table[1].extra2 = &ieee802154_lowpan->fqdir->high_thresh;
table[2].data = &ieee802154_lowpan->fqdir->timeout;
hdr = register_net_sysctl(net, "net/ieee802154/6lowpan", table);
@@ -451,7 +451,6 @@ static int __net_init lowpan_frags_init_net(struct net *net)
return res;
ieee802154_lowpan->fqdir->high_thresh = IPV6_FRAG_HIGH_THRESH;
ieee802154_lowpan->fqdir->low_thresh = IPV6_FRAG_LOW_THRESH;
ieee802154_lowpan->fqdir->timeout = IPV6_FRAG_TIMEOUT;
res = lowpan_frags_ns_sysctl_register(net);