devlink: Move devlink health dump to health file
authorMoshe Shemesh <moshe@nvidia.com>
Tue, 14 Feb 2023 16:38:02 +0000 (18:38 +0200)
committerJakub Kicinski <kuba@kernel.org>
Thu, 16 Feb 2023 03:15:44 +0000 (19:15 -0800)
Move devlink health report dump 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>
net/devlink/devl_internal.h
net/devlink/health.c
net/devlink/leftover.c

index a4b96f8a0ab46c89fd443a135ae64df6665a789f..ae7229742d6693995019e20a4cb288b54bff0ea2 100644 (file)
@@ -278,3 +278,7 @@ int devlink_nl_cmd_health_reporter_recover_doit(struct sk_buff *skb,
                                                struct genl_info *info);
 int devlink_nl_cmd_health_reporter_diagnose_doit(struct sk_buff *skb,
                                                 struct genl_info *info);
+int devlink_nl_cmd_health_reporter_dump_get_dumpit(struct sk_buff *skb,
+                                                  struct netlink_callback *cb);
+int devlink_nl_cmd_health_reporter_dump_clear_doit(struct sk_buff *skb,
+                                                  struct genl_info *info);
index fbeedc8df043057eec2f8443c536aa0c2489cbfe..6991b9405f4ff2efc6e01b55cd32a2b6bfbba4f8 100644 (file)
@@ -5,6 +5,7 @@
  */
 
 #include <net/genetlink.h>
+#include <net/sock.h>
 #include <trace/events/devlink.h>
 #include "devl_internal.h"
 
@@ -507,6 +508,56 @@ devlink_health_reporter_recover(struct devlink_health_reporter *reporter,
        return 0;
 }
 
+static void
+devlink_health_dump_clear(struct devlink_health_reporter *reporter)
+{
+       if (!reporter->dump_fmsg)
+               return;
+       devlink_fmsg_free(reporter->dump_fmsg);
+       reporter->dump_fmsg = NULL;
+}
+
+int devlink_health_do_dump(struct devlink_health_reporter *reporter,
+                          void *priv_ctx,
+                          struct netlink_ext_ack *extack)
+{
+       int err;
+
+       if (!reporter->ops->dump)
+               return 0;
+
+       if (reporter->dump_fmsg)
+               return 0;
+
+       reporter->dump_fmsg = devlink_fmsg_alloc();
+       if (!reporter->dump_fmsg) {
+               err = -ENOMEM;
+               return err;
+       }
+
+       err = devlink_fmsg_obj_nest_start(reporter->dump_fmsg);
+       if (err)
+               goto dump_err;
+
+       err = reporter->ops->dump(reporter, reporter->dump_fmsg,
+                                 priv_ctx, extack);
+       if (err)
+               goto dump_err;
+
+       err = devlink_fmsg_obj_nest_end(reporter->dump_fmsg);
+       if (err)
+               goto dump_err;
+
+       reporter->dump_ts = jiffies;
+       reporter->dump_real_ts = ktime_get_real_ns();
+
+       return 0;
+
+dump_err:
+       devlink_health_dump_clear(reporter);
+       return err;
+}
+
 int devlink_health_report(struct devlink_health_reporter *reporter,
                          const char *msg, void *priv_ctx)
 {
@@ -1174,3 +1225,74 @@ out:
        devlink_fmsg_free(fmsg);
        return err;
 }
+
+static struct devlink_health_reporter *
+devlink_health_reporter_get_from_cb(struct netlink_callback *cb)
+{
+       const struct genl_dumpit_info *info = genl_dumpit_info(cb);
+       struct devlink_health_reporter *reporter;
+       struct nlattr **attrs = info->attrs;
+       struct devlink *devlink;
+
+       devlink = devlink_get_from_attrs_lock(sock_net(cb->skb->sk), attrs);
+       if (IS_ERR(devlink))
+               return NULL;
+       devl_unlock(devlink);
+
+       reporter = devlink_health_reporter_get_from_attrs(devlink, attrs);
+       devlink_put(devlink);
+       return reporter;
+}
+
+int devlink_nl_cmd_health_reporter_dump_get_dumpit(struct sk_buff *skb,
+                                                  struct netlink_callback *cb)
+{
+       struct devlink_nl_dump_state *state = devlink_dump_state(cb);
+       struct devlink_health_reporter *reporter;
+       int err;
+
+       reporter = devlink_health_reporter_get_from_cb(cb);
+       if (!reporter)
+               return -EINVAL;
+
+       if (!reporter->ops->dump)
+               return -EOPNOTSUPP;
+
+       mutex_lock(&reporter->dump_lock);
+       if (!state->idx) {
+               err = devlink_health_do_dump(reporter, NULL, cb->extack);
+               if (err)
+                       goto unlock;
+               state->dump_ts = reporter->dump_ts;
+       }
+       if (!reporter->dump_fmsg || state->dump_ts != reporter->dump_ts) {
+               NL_SET_ERR_MSG(cb->extack, "Dump trampled, please retry");
+               err = -EAGAIN;
+               goto unlock;
+       }
+
+       err = devlink_fmsg_dumpit(reporter->dump_fmsg, skb, cb,
+                                 DEVLINK_CMD_HEALTH_REPORTER_DUMP_GET);
+unlock:
+       mutex_unlock(&reporter->dump_lock);
+       return err;
+}
+
+int devlink_nl_cmd_health_reporter_dump_clear_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->dump)
+               return -EOPNOTSUPP;
+
+       mutex_lock(&reporter->dump_lock);
+       devlink_health_dump_clear(reporter);
+       mutex_unlock(&reporter->dump_lock);
+       return 0;
+}
index e460bcf1d247e83fa04fcf40a1012761f2c392a3..55be664d14ad30969d778c075da624eddd79536b 100644 (file)
@@ -5372,129 +5372,6 @@ out_unlock:
        return err;
 }
 
-static void
-devlink_health_dump_clear(struct devlink_health_reporter *reporter)
-{
-       if (!reporter->dump_fmsg)
-               return;
-       devlink_fmsg_free(reporter->dump_fmsg);
-       reporter->dump_fmsg = NULL;
-}
-
-int devlink_health_do_dump(struct devlink_health_reporter *reporter,
-                          void *priv_ctx,
-                          struct netlink_ext_ack *extack)
-{
-       int err;
-
-       if (!reporter->ops->dump)
-               return 0;
-
-       if (reporter->dump_fmsg)
-               return 0;
-
-       reporter->dump_fmsg = devlink_fmsg_alloc();
-       if (!reporter->dump_fmsg) {
-               err = -ENOMEM;
-               return err;
-       }
-
-       err = devlink_fmsg_obj_nest_start(reporter->dump_fmsg);
-       if (err)
-               goto dump_err;
-
-       err = reporter->ops->dump(reporter, reporter->dump_fmsg,
-                                 priv_ctx, extack);
-       if (err)
-               goto dump_err;
-
-       err = devlink_fmsg_obj_nest_end(reporter->dump_fmsg);
-       if (err)
-               goto dump_err;
-
-       reporter->dump_ts = jiffies;
-       reporter->dump_real_ts = ktime_get_real_ns();
-
-       return 0;
-
-dump_err:
-       devlink_health_dump_clear(reporter);
-       return err;
-}
-
-static struct devlink_health_reporter *
-devlink_health_reporter_get_from_cb(struct netlink_callback *cb)
-{
-       const struct genl_dumpit_info *info = genl_dumpit_info(cb);
-       struct devlink_health_reporter *reporter;
-       struct nlattr **attrs = info->attrs;
-       struct devlink *devlink;
-
-       devlink = devlink_get_from_attrs_lock(sock_net(cb->skb->sk), attrs);
-       if (IS_ERR(devlink))
-               return NULL;
-       devl_unlock(devlink);
-
-       reporter = devlink_health_reporter_get_from_attrs(devlink, attrs);
-       devlink_put(devlink);
-       return reporter;
-}
-
-static int
-devlink_nl_cmd_health_reporter_dump_get_dumpit(struct sk_buff *skb,
-                                              struct netlink_callback *cb)
-{
-       struct devlink_nl_dump_state *state = devlink_dump_state(cb);
-       struct devlink_health_reporter *reporter;
-       int err;
-
-       reporter = devlink_health_reporter_get_from_cb(cb);
-       if (!reporter)
-               return -EINVAL;
-
-       if (!reporter->ops->dump)
-               return -EOPNOTSUPP;
-
-       mutex_lock(&reporter->dump_lock);
-       if (!state->idx) {
-               err = devlink_health_do_dump(reporter, NULL, cb->extack);
-               if (err)
-                       goto unlock;
-               state->dump_ts = reporter->dump_ts;
-       }
-       if (!reporter->dump_fmsg || state->dump_ts != reporter->dump_ts) {
-               NL_SET_ERR_MSG(cb->extack, "Dump trampled, please retry");
-               err = -EAGAIN;
-               goto unlock;
-       }
-
-       err = devlink_fmsg_dumpit(reporter->dump_fmsg, skb, cb,
-                                 DEVLINK_CMD_HEALTH_REPORTER_DUMP_GET);
-unlock:
-       mutex_unlock(&reporter->dump_lock);
-       return err;
-}
-
-static int
-devlink_nl_cmd_health_reporter_dump_clear_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->dump)
-               return -EOPNOTSUPP;
-
-       mutex_lock(&reporter->dump_lock);
-       devlink_health_dump_clear(reporter);
-       mutex_unlock(&reporter->dump_lock);
-       return 0;
-}
-
 static int devlink_nl_cmd_health_reporter_test_doit(struct sk_buff *skb,
                                                    struct genl_info *info)
 {