mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-18 09:44:18 +08:00
b6e71bdebb
Add ILA_CMD_FLUSH netlink command to clear the ILA translation table. Signed-off-by: Tom Herbert <tom@quantonium.net> Signed-off-by: David S. Miller <davem@davemloft.net>
122 lines
2.4 KiB
C
122 lines
2.4 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
#include <net/genetlink.h>
|
|
#include <net/ila.h>
|
|
#include <net/netns/generic.h>
|
|
#include <uapi/linux/genetlink.h>
|
|
#include "ila.h"
|
|
|
|
static const struct nla_policy ila_nl_policy[ILA_ATTR_MAX + 1] = {
|
|
[ILA_ATTR_LOCATOR] = { .type = NLA_U64, },
|
|
[ILA_ATTR_LOCATOR_MATCH] = { .type = NLA_U64, },
|
|
[ILA_ATTR_IFINDEX] = { .type = NLA_U32, },
|
|
[ILA_ATTR_CSUM_MODE] = { .type = NLA_U8, },
|
|
[ILA_ATTR_IDENT_TYPE] = { .type = NLA_U8, },
|
|
};
|
|
|
|
static const struct genl_ops ila_nl_ops[] = {
|
|
{
|
|
.cmd = ILA_CMD_ADD,
|
|
.doit = ila_xlat_nl_cmd_add_mapping,
|
|
.policy = ila_nl_policy,
|
|
.flags = GENL_ADMIN_PERM,
|
|
},
|
|
{
|
|
.cmd = ILA_CMD_DEL,
|
|
.doit = ila_xlat_nl_cmd_del_mapping,
|
|
.policy = ila_nl_policy,
|
|
.flags = GENL_ADMIN_PERM,
|
|
},
|
|
{
|
|
.cmd = ILA_CMD_FLUSH,
|
|
.doit = ila_xlat_nl_cmd_flush,
|
|
.policy = ila_nl_policy,
|
|
.flags = GENL_ADMIN_PERM,
|
|
},
|
|
{
|
|
.cmd = ILA_CMD_GET,
|
|
.doit = ila_xlat_nl_cmd_get_mapping,
|
|
.start = ila_xlat_nl_dump_start,
|
|
.dumpit = ila_xlat_nl_dump,
|
|
.done = ila_xlat_nl_dump_done,
|
|
.policy = ila_nl_policy,
|
|
},
|
|
};
|
|
|
|
unsigned int ila_net_id;
|
|
|
|
struct genl_family ila_nl_family __ro_after_init = {
|
|
.hdrsize = 0,
|
|
.name = ILA_GENL_NAME,
|
|
.version = ILA_GENL_VERSION,
|
|
.maxattr = ILA_ATTR_MAX,
|
|
.netnsok = true,
|
|
.parallel_ops = true,
|
|
.module = THIS_MODULE,
|
|
.ops = ila_nl_ops,
|
|
.n_ops = ARRAY_SIZE(ila_nl_ops),
|
|
};
|
|
|
|
static __net_init int ila_init_net(struct net *net)
|
|
{
|
|
int err;
|
|
|
|
err = ila_xlat_init_net(net);
|
|
if (err)
|
|
goto ila_xlat_init_fail;
|
|
|
|
return 0;
|
|
|
|
ila_xlat_init_fail:
|
|
return err;
|
|
}
|
|
|
|
static __net_exit void ila_exit_net(struct net *net)
|
|
{
|
|
ila_xlat_exit_net(net);
|
|
}
|
|
|
|
static struct pernet_operations ila_net_ops = {
|
|
.init = ila_init_net,
|
|
.exit = ila_exit_net,
|
|
.id = &ila_net_id,
|
|
.size = sizeof(struct ila_net),
|
|
};
|
|
|
|
static int __init ila_init(void)
|
|
{
|
|
int ret;
|
|
|
|
ret = register_pernet_device(&ila_net_ops);
|
|
if (ret)
|
|
goto register_device_fail;
|
|
|
|
ret = genl_register_family(&ila_nl_family);
|
|
if (ret)
|
|
goto register_family_fail;
|
|
|
|
ret = ila_lwt_init();
|
|
if (ret)
|
|
goto fail_lwt;
|
|
|
|
return 0;
|
|
|
|
fail_lwt:
|
|
genl_unregister_family(&ila_nl_family);
|
|
register_family_fail:
|
|
unregister_pernet_device(&ila_net_ops);
|
|
register_device_fail:
|
|
return ret;
|
|
}
|
|
|
|
static void __exit ila_fini(void)
|
|
{
|
|
ila_lwt_fini();
|
|
genl_unregister_family(&ila_nl_family);
|
|
unregister_pernet_device(&ila_net_ops);
|
|
}
|
|
|
|
module_init(ila_init);
|
|
module_exit(ila_fini);
|
|
MODULE_AUTHOR("Tom Herbert <tom@herbertland.com>");
|
|
MODULE_LICENSE("GPL");
|