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devlink: Move devlink health get and set code to health file

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Move devlink health get and set callbacks and related code from
leftover.c to health.c. No functional change in this patch.

Signed-off-by: Moshe Shemesh <moshe@nvidia.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Moshe Shemesh
2023-02-14 18:37:59 +02:00
committed by Jakub Kicinski
parent bfd4e6a5db
commit db6b5f3ec4
3 changed files with 234 additions and 217 deletions
Download Patch File Download Diff File Expand all files Collapse all files
net/devlink/devl_internal.h
+18
View File
@@ -176,6 +176,8 @@ int devlink_port_netdevice_event(struct notifier_block *nb,
struct devlink_port *
devlink_port_get_from_info(struct devlink *devlink, struct genl_info *info);
struct devlink_port *devlink_port_get_from_attrs(struct devlink *devlink,
struct nlattr **attrs);
/* Reload */
bool devlink_reload_actions_valid(const struct devlink_ops *ops);
@@ -224,6 +226,18 @@ devlink_health_reporter_find_by_name(struct devlink *devlink,
struct devlink_health_reporter *
devlink_port_health_reporter_find_by_name(struct devlink_port *devlink_port,
const char *reporter_name);
struct devlink_health_reporter *
devlink_health_reporter_get_from_attrs(struct devlink *devlink,
struct nlattr **attrs);
struct devlink_health_reporter *
devlink_health_reporter_get_from_info(struct devlink *devlink,
struct genl_info *info);
int
devlink_nl_health_reporter_fill(struct sk_buff *msg,
struct devlink_health_reporter *reporter,
enum devlink_command cmd, u32 portid,
u32 seq, int flags);
void devlink_fmsg_free(struct devlink_fmsg *fmsg);
/* Line cards */
@@ -249,3 +263,7 @@ int devlink_nl_cmd_info_get_doit(struct sk_buff *skb, struct genl_info *info);
int devlink_nl_cmd_flash_update(struct sk_buff *skb, struct genl_info *info);
int devlink_nl_cmd_selftests_get_doit(struct sk_buff *skb, struct genl_info *info);
int devlink_nl_cmd_selftests_run(struct sk_buff *skb, struct genl_info *info);
int devlink_nl_cmd_health_reporter_get_doit(struct sk_buff *skb,
struct genl_info *info);
int devlink_nl_cmd_health_reporter_set_doit(struct sk_buff *skb,
struct genl_info *info);
net/devlink/health.c
+214
View File
@@ -194,3 +194,217 @@ devlink_health_reporter_destroy(struct devlink_health_reporter *reporter)
devl_unlock(devlink);
}
EXPORT_SYMBOL_GPL(devlink_health_reporter_destroy);
int
devlink_nl_health_reporter_fill(struct sk_buff *msg,
struct devlink_health_reporter *reporter,
enum devlink_command cmd, u32 portid,
u32 seq, int flags)
{
struct devlink *devlink = reporter->devlink;
struct nlattr *reporter_attr;
void *hdr;
hdr = genlmsg_put(msg, portid, seq, &devlink_nl_family, flags, cmd);
if (!hdr)
return -EMSGSIZE;
if (devlink_nl_put_handle(msg, devlink))
goto genlmsg_cancel;
if (reporter->devlink_port) {
if (nla_put_u32(msg, DEVLINK_ATTR_PORT_INDEX, reporter->devlink_port->index))
goto genlmsg_cancel;
}
reporter_attr = nla_nest_start_noflag(msg,
DEVLINK_ATTR_HEALTH_REPORTER);
if (!reporter_attr)
goto genlmsg_cancel;
if (nla_put_string(msg, DEVLINK_ATTR_HEALTH_REPORTER_NAME,
reporter->ops->name))
goto reporter_nest_cancel;
if (nla_put_u8(msg, DEVLINK_ATTR_HEALTH_REPORTER_STATE,
reporter->health_state))
goto reporter_nest_cancel;
if (nla_put_u64_64bit(msg, DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT,
reporter->error_count, DEVLINK_ATTR_PAD))
goto reporter_nest_cancel;
if (nla_put_u64_64bit(msg, DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT,
reporter->recovery_count, DEVLINK_ATTR_PAD))
goto reporter_nest_cancel;
if (reporter->ops->recover &&
nla_put_u64_64bit(msg, DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD,
reporter->graceful_period,
DEVLINK_ATTR_PAD))
goto reporter_nest_cancel;
if (reporter->ops->recover &&
nla_put_u8(msg, DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER,
reporter->auto_recover))
goto reporter_nest_cancel;
if (reporter->dump_fmsg &&
nla_put_u64_64bit(msg, DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS,
jiffies_to_msecs(reporter->dump_ts),
DEVLINK_ATTR_PAD))
goto reporter_nest_cancel;
if (reporter->dump_fmsg &&
nla_put_u64_64bit(msg, DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS_NS,
reporter->dump_real_ts, DEVLINK_ATTR_PAD))
goto reporter_nest_cancel;
if (reporter->ops->dump &&
nla_put_u8(msg, DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP,
reporter->auto_dump))
goto reporter_nest_cancel;
nla_nest_end(msg, reporter_attr);
genlmsg_end(msg, hdr);
return 0;
reporter_nest_cancel:
nla_nest_cancel(msg, reporter_attr);
genlmsg_cancel:
genlmsg_cancel(msg, hdr);
return -EMSGSIZE;
}
struct devlink_health_reporter *
devlink_health_reporter_get_from_attrs(struct devlink *devlink,
struct nlattr **attrs)
{
struct devlink_port *devlink_port;
char *reporter_name;
if (!attrs[DEVLINK_ATTR_HEALTH_REPORTER_NAME])
return NULL;
reporter_name = nla_data(attrs[DEVLINK_ATTR_HEALTH_REPORTER_NAME]);
devlink_port = devlink_port_get_from_attrs(devlink, attrs);
if (IS_ERR(devlink_port))
return devlink_health_reporter_find_by_name(devlink,
reporter_name);
else
return devlink_port_health_reporter_find_by_name(devlink_port,
reporter_name);
}
struct devlink_health_reporter *
devlink_health_reporter_get_from_info(struct devlink *devlink,
struct genl_info *info)
{
return devlink_health_reporter_get_from_attrs(devlink, info->attrs);
}
int devlink_nl_cmd_health_reporter_get_doit(struct sk_buff *skb,
struct genl_info *info)
{
struct devlink *devlink = info->user_ptr[0];
struct devlink_health_reporter *reporter;
struct sk_buff *msg;
int err;
reporter = devlink_health_reporter_get_from_info(devlink, info);
if (!reporter)
return -EINVAL;
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return -ENOMEM;
err = devlink_nl_health_reporter_fill(msg, reporter,
DEVLINK_CMD_HEALTH_REPORTER_GET,
info->snd_portid, info->snd_seq,
0);
if (err) {
nlmsg_free(msg);
return err;
}
return genlmsg_reply(msg, info);
}
static int
devlink_nl_cmd_health_reporter_get_dump_one(struct sk_buff *msg,
struct devlink *devlink,
struct netlink_callback *cb)
{
struct devlink_nl_dump_state *state = devlink_dump_state(cb);
struct devlink_health_reporter *reporter;
struct devlink_port *port;
unsigned long port_index;
int idx = 0;
int err;
list_for_each_entry(reporter, &devlink->reporter_list, list) {
if (idx < state->idx) {
idx++;
continue;
}
err = devlink_nl_health_reporter_fill(msg, reporter,
DEVLINK_CMD_HEALTH_REPORTER_GET,
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NLM_F_MULTI);
if (err) {
state->idx = idx;
return err;
}
idx++;
}
xa_for_each(&devlink->ports, port_index, port) {
list_for_each_entry(reporter, &port->reporter_list, list) {
if (idx < state->idx) {
idx++;
continue;
}
err = devlink_nl_health_reporter_fill(msg, reporter,
DEVLINK_CMD_HEALTH_REPORTER_GET,
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NLM_F_MULTI);
if (err) {
state->idx = idx;
return err;
}
idx++;
}
}
return 0;
}
const struct devlink_cmd devl_cmd_health_reporter_get = {
.dump_one = devlink_nl_cmd_health_reporter_get_dump_one,
};
int devlink_nl_cmd_health_reporter_set_doit(struct sk_buff *skb,
struct genl_info *info)
{
struct devlink *devlink = info->user_ptr[0];
struct devlink_health_reporter *reporter;
reporter = devlink_health_reporter_get_from_info(devlink, info);
if (!reporter)
return -EINVAL;
if (!reporter->ops->recover &&
(info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD] ||
info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER]))
return -EOPNOTSUPP;
if (!reporter->ops->dump &&
info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP])
return -EOPNOTSUPP;
if (info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD])
reporter->graceful_period =
nla_get_u64(info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD]);
if (info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER])
reporter->auto_recover =
nla_get_u8(info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER]);
if (info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP])
reporter->auto_dump =
nla_get_u8(info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP]);
return 0;
}
net/devlink/leftover.c
+2 -217
View File
@@ -156,8 +156,8 @@ static struct devlink_port *devlink_port_get_by_index(struct devlink *devlink,
return xa_load(&devlink->ports, port_index);
}
static struct devlink_port *devlink_port_get_from_attrs(struct devlink *devlink,
struct nlattr **attrs)
struct devlink_port *devlink_port_get_from_attrs(struct devlink *devlink,
struct nlattr **attrs)
{
if (attrs[DEVLINK_ATTR_PORT_INDEX]) {
u32 port_index = nla_get_u32(attrs[DEVLINK_ATTR_PORT_INDEX]);
@@ -5963,77 +5963,6 @@ nla_put_failure:
return err;
}
static int
devlink_nl_health_reporter_fill(struct sk_buff *msg,
struct devlink_health_reporter *reporter,
enum devlink_command cmd, u32 portid,
u32 seq, int flags)
{
struct devlink *devlink = reporter->devlink;
struct nlattr *reporter_attr;
void *hdr;
hdr = genlmsg_put(msg, portid, seq, &devlink_nl_family, flags, cmd);
if (!hdr)
return -EMSGSIZE;
if (devlink_nl_put_handle(msg, devlink))
goto genlmsg_cancel;
if (reporter->devlink_port) {
if (nla_put_u32(msg, DEVLINK_ATTR_PORT_INDEX, reporter->devlink_port->index))
goto genlmsg_cancel;
}
reporter_attr = nla_nest_start_noflag(msg,
DEVLINK_ATTR_HEALTH_REPORTER);
if (!reporter_attr)
goto genlmsg_cancel;
if (nla_put_string(msg, DEVLINK_ATTR_HEALTH_REPORTER_NAME,
reporter->ops->name))
goto reporter_nest_cancel;
if (nla_put_u8(msg, DEVLINK_ATTR_HEALTH_REPORTER_STATE,
reporter->health_state))
goto reporter_nest_cancel;
if (nla_put_u64_64bit(msg, DEVLINK_ATTR_HEALTH_REPORTER_ERR_COUNT,
reporter->error_count, DEVLINK_ATTR_PAD))
goto reporter_nest_cancel;
if (nla_put_u64_64bit(msg, DEVLINK_ATTR_HEALTH_REPORTER_RECOVER_COUNT,
reporter->recovery_count, DEVLINK_ATTR_PAD))
goto reporter_nest_cancel;
if (reporter->ops->recover &&
nla_put_u64_64bit(msg, DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD,
reporter->graceful_period,
DEVLINK_ATTR_PAD))
goto reporter_nest_cancel;
if (reporter->ops->recover &&
nla_put_u8(msg, DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER,
reporter->auto_recover))
goto reporter_nest_cancel;
if (reporter->dump_fmsg &&
nla_put_u64_64bit(msg, DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS,
jiffies_to_msecs(reporter->dump_ts),
DEVLINK_ATTR_PAD))
goto reporter_nest_cancel;
if (reporter->dump_fmsg &&
nla_put_u64_64bit(msg, DEVLINK_ATTR_HEALTH_REPORTER_DUMP_TS_NS,
reporter->dump_real_ts, DEVLINK_ATTR_PAD))
goto reporter_nest_cancel;
if (reporter->ops->dump &&
nla_put_u8(msg, DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP,
reporter->auto_dump))
goto reporter_nest_cancel;
nla_nest_end(msg, reporter_attr);
genlmsg_end(msg, hdr);
return 0;
reporter_nest_cancel:
nla_nest_cancel(msg, reporter_attr);
genlmsg_cancel:
genlmsg_cancel(msg, hdr);
return -EMSGSIZE;
}
static void devlink_recover_notify(struct devlink_health_reporter *reporter,
enum devlink_command cmd)
{
@@ -6188,33 +6117,6 @@ int devlink_health_report(struct devlink_health_reporter *reporter,
}
EXPORT_SYMBOL_GPL(devlink_health_report);
static struct devlink_health_reporter *
devlink_health_reporter_get_from_attrs(struct devlink *devlink,
struct nlattr **attrs)
{
struct devlink_port *devlink_port;
char *reporter_name;
if (!attrs[DEVLINK_ATTR_HEALTH_REPORTER_NAME])
return NULL;
reporter_name = nla_data(attrs[DEVLINK_ATTR_HEALTH_REPORTER_NAME]);
devlink_port = devlink_port_get_from_attrs(devlink, attrs);
if (IS_ERR(devlink_port))
return devlink_health_reporter_find_by_name(devlink,
reporter_name);
else
return devlink_port_health_reporter_find_by_name(devlink_port,
reporter_name);
}
static struct devlink_health_reporter *
devlink_health_reporter_get_from_info(struct devlink *devlink,
struct genl_info *info)
{
return devlink_health_reporter_get_from_attrs(devlink, info->attrs);
}
static struct devlink_health_reporter *
devlink_health_reporter_get_from_cb(struct netlink_callback *cb)
{
@@ -6251,123 +6153,6 @@ devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
}
EXPORT_SYMBOL_GPL(devlink_health_reporter_state_update);
static int devlink_nl_cmd_health_reporter_get_doit(struct sk_buff *skb,
struct genl_info *info)
{
struct devlink *devlink = info->user_ptr[0];
struct devlink_health_reporter *reporter;
struct sk_buff *msg;
int err;
reporter = devlink_health_reporter_get_from_info(devlink, info);
if (!reporter)
return -EINVAL;
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return -ENOMEM;
err = devlink_nl_health_reporter_fill(msg, reporter,
DEVLINK_CMD_HEALTH_REPORTER_GET,
info->snd_portid, info->snd_seq,
0);
if (err) {
nlmsg_free(msg);
return err;
}
return genlmsg_reply(msg, info);
}
static int
devlink_nl_cmd_health_reporter_get_dump_one(struct sk_buff *msg,
struct devlink *devlink,
struct netlink_callback *cb)
{
struct devlink_nl_dump_state *state = devlink_dump_state(cb);
struct devlink_health_reporter *reporter;
struct devlink_port *port;
unsigned long port_index;
int idx = 0;
int err;
list_for_each_entry(reporter, &devlink->reporter_list, list) {
if (idx < state->idx) {
idx++;
continue;
}
err = devlink_nl_health_reporter_fill(msg, reporter,
DEVLINK_CMD_HEALTH_REPORTER_GET,
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NLM_F_MULTI);
if (err) {
state->idx = idx;
return err;
}
idx++;
}
xa_for_each(&devlink->ports, port_index, port) {
list_for_each_entry(reporter, &port->reporter_list, list) {
if (idx < state->idx) {
idx++;
continue;
}
err = devlink_nl_health_reporter_fill(msg, reporter,
DEVLINK_CMD_HEALTH_REPORTER_GET,
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NLM_F_MULTI);
if (err) {
state->idx = idx;
return err;
}
idx++;
}
}
return 0;
}
const struct devlink_cmd devl_cmd_health_reporter_get = {
.dump_one = devlink_nl_cmd_health_reporter_get_dump_one,
};
static int
devlink_nl_cmd_health_reporter_set_doit(struct sk_buff *skb,
struct genl_info *info)
{
struct devlink *devlink = info->user_ptr[0];
struct devlink_health_reporter *reporter;
reporter = devlink_health_reporter_get_from_info(devlink, info);
if (!reporter)
return -EINVAL;
if (!reporter->ops->recover &&
(info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD] ||
info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER]))
return -EOPNOTSUPP;
if (!reporter->ops->dump &&
info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP])
return -EOPNOTSUPP;
if (info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD])
reporter->graceful_period =
nla_get_u64(info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_GRACEFUL_PERIOD]);
if (info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER])
reporter->auto_recover =
nla_get_u8(info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_RECOVER]);
if (info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP])
reporter->auto_dump =
nla_get_u8(info->attrs[DEVLINK_ATTR_HEALTH_REPORTER_AUTO_DUMP]);
return 0;
}
static int devlink_nl_cmd_health_reporter_recover_doit(struct sk_buff *skb,
struct genl_info *info)
{