diff options
author | David S. Miller <davem@davemloft.net> | 2019-10-11 21:04:39 -0700 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2019-10-11 21:04:39 -0700 |
commit | 524900a212f419ed4a73c909b2c957912d38f7c1 (patch) | |
tree | e0c3e7923116053b3bd183f88a147fa6a0b24f85 | |
parent | 1635520aefc1056604ad60d042a64f43898c7108 (diff) | |
parent | 9b88fc54965e84666923999920ca1567f933c491 (diff) | |
download | linux-524900a212f419ed4a73c909b2c957912d38f7c1.tar.bz2 |
Merge branch 'netdevsim-add-devlink-health-reporters-support'
Jiri Pirko says:
====================
netdevsim: add devlink health reporters support
This patchset adds support for devlink health reporter interface
testing. First 2 patches are small dependencies of the last 2.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c | 9 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c | 6 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c | 6 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/health.c | 12 | ||||
-rw-r--r-- | drivers/net/netdevsim/Makefile | 2 | ||||
-rw-r--r-- | drivers/net/netdevsim/dev.c | 17 | ||||
-rw-r--r-- | drivers/net/netdevsim/health.c | 325 | ||||
-rw-r--r-- | drivers/net/netdevsim/netdevsim.h | 13 | ||||
-rw-r--r-- | include/net/devlink.h | 8 | ||||
-rw-r--r-- | net/core/devlink.c | 23 | ||||
-rwxr-xr-x | tools/testing/selftests/drivers/net/netdevsim/devlink.sh | 127 |
11 files changed, 521 insertions, 27 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c index e664392dccc0..ff1bc0ec2e7c 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -16,7 +16,8 @@ #include "bnxt_devlink.h" static int bnxt_fw_reporter_diagnose(struct devlink_health_reporter *reporter, - struct devlink_fmsg *fmsg) + struct devlink_fmsg *fmsg, + struct netlink_ext_ack *extack) { struct bnxt *bp = devlink_health_reporter_priv(reporter); struct bnxt_fw_health *health = bp->fw_health; @@ -66,7 +67,8 @@ static const struct devlink_health_reporter_ops bnxt_dl_fw_reporter_ops = { }; static int bnxt_fw_reset_recover(struct devlink_health_reporter *reporter, - void *priv_ctx) + void *priv_ctx, + struct netlink_ext_ack *extack) { struct bnxt *bp = devlink_health_reporter_priv(reporter); @@ -84,7 +86,8 @@ struct devlink_health_reporter_ops bnxt_dl_fw_reset_reporter_ops = { }; static int bnxt_fw_fatal_recover(struct devlink_health_reporter *reporter, - void *priv_ctx) + void *priv_ctx, + struct netlink_ext_ack *extack) { struct bnxt *bp = devlink_health_reporter_priv(reporter); struct bnxt_fw_reporter_ctx *fw_reporter_ctx = priv_ctx; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c index b860569d4247..6c72b592315b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c @@ -222,7 +222,8 @@ static int mlx5e_rx_reporter_recover_from_ctx(struct mlx5e_err_ctx *err_ctx) } static int mlx5e_rx_reporter_recover(struct devlink_health_reporter *reporter, - void *context) + void *context, + struct netlink_ext_ack *extack) { struct mlx5e_priv *priv = devlink_health_reporter_priv(reporter); struct mlx5e_err_ctx *err_ctx = context; @@ -301,7 +302,8 @@ static int mlx5e_rx_reporter_build_diagnose_output(struct mlx5e_rq *rq, } static int mlx5e_rx_reporter_diagnose(struct devlink_health_reporter *reporter, - struct devlink_fmsg *fmsg) + struct devlink_fmsg *fmsg, + struct netlink_ext_ack *extack) { struct mlx5e_priv *priv = devlink_health_reporter_priv(reporter); struct mlx5e_params *params = &priv->channels.params; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c index bfed558637c2..b468549e96ff 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c @@ -135,7 +135,8 @@ static int mlx5e_tx_reporter_recover_from_ctx(struct mlx5e_err_ctx *err_ctx) } static int mlx5e_tx_reporter_recover(struct devlink_health_reporter *reporter, - void *context) + void *context, + struct netlink_ext_ack *extack) { struct mlx5e_priv *priv = devlink_health_reporter_priv(reporter); struct mlx5e_err_ctx *err_ctx = context; @@ -205,7 +206,8 @@ mlx5e_tx_reporter_build_diagnose_output(struct devlink_fmsg *fmsg, } static int mlx5e_tx_reporter_diagnose(struct devlink_health_reporter *reporter, - struct devlink_fmsg *fmsg) + struct devlink_fmsg *fmsg, + struct netlink_ext_ack *extack) { struct mlx5e_priv *priv = devlink_health_reporter_priv(reporter); struct mlx5e_txqsq *generic_sq = priv->txq2sq[0]; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c index d685122d9ff7..be3c3c704bfc 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -390,7 +390,8 @@ static void print_health_info(struct mlx5_core_dev *dev) static int mlx5_fw_reporter_diagnose(struct devlink_health_reporter *reporter, - struct devlink_fmsg *fmsg) + struct devlink_fmsg *fmsg, + struct netlink_ext_ack *extack) { struct mlx5_core_dev *dev = devlink_health_reporter_priv(reporter); struct mlx5_core_health *health = &dev->priv.health; @@ -491,7 +492,8 @@ mlx5_fw_reporter_heath_buffer_data_put(struct mlx5_core_dev *dev, static int mlx5_fw_reporter_dump(struct devlink_health_reporter *reporter, - struct devlink_fmsg *fmsg, void *priv_ctx) + struct devlink_fmsg *fmsg, void *priv_ctx, + struct netlink_ext_ack *extack) { struct mlx5_core_dev *dev = devlink_health_reporter_priv(reporter); int err; @@ -545,7 +547,8 @@ static const struct devlink_health_reporter_ops mlx5_fw_reporter_ops = { static int mlx5_fw_fatal_reporter_recover(struct devlink_health_reporter *reporter, - void *priv_ctx) + void *priv_ctx, + struct netlink_ext_ack *extack) { struct mlx5_core_dev *dev = devlink_health_reporter_priv(reporter); @@ -555,7 +558,8 @@ mlx5_fw_fatal_reporter_recover(struct devlink_health_reporter *reporter, #define MLX5_CR_DUMP_CHUNK_SIZE 256 static int mlx5_fw_fatal_reporter_dump(struct devlink_health_reporter *reporter, - struct devlink_fmsg *fmsg, void *priv_ctx) + struct devlink_fmsg *fmsg, void *priv_ctx, + struct netlink_ext_ack *extack) { struct mlx5_core_dev *dev = devlink_health_reporter_priv(reporter); u32 crdump_size = dev->priv.health.crdump_size; diff --git a/drivers/net/netdevsim/Makefile b/drivers/net/netdevsim/Makefile index 09f1315d2f2a..f4d8f62f28c2 100644 --- a/drivers/net/netdevsim/Makefile +++ b/drivers/net/netdevsim/Makefile @@ -3,7 +3,7 @@ obj-$(CONFIG_NETDEVSIM) += netdevsim.o netdevsim-objs := \ - netdev.o dev.o fib.o bus.o + netdev.o dev.o fib.o bus.o health.o ifeq ($(CONFIG_BPF_SYSCALL),y) netdevsim-objs += \ diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c index e47fa7b6ca7c..468e157a7cb1 100644 --- a/drivers/net/netdevsim/dev.c +++ b/drivers/net/netdevsim/dev.c @@ -730,12 +730,18 @@ static int nsim_dev_reload_create(struct nsim_dev *nsim_dev, if (err) goto err_dummy_region_exit; - err = nsim_dev_port_add_all(nsim_dev, nsim_bus_dev->port_count); + err = nsim_dev_health_init(nsim_dev, devlink); if (err) goto err_traps_exit; + err = nsim_dev_port_add_all(nsim_dev, nsim_bus_dev->port_count); + if (err) + goto err_health_exit; + return 0; +err_health_exit: + nsim_dev_health_exit(nsim_dev); err_traps_exit: nsim_dev_traps_exit(devlink); err_dummy_region_exit: @@ -797,10 +803,14 @@ static struct nsim_dev *nsim_dev_create(struct nsim_bus_dev *nsim_bus_dev) if (err) goto err_traps_exit; - err = nsim_bpf_dev_init(nsim_dev); + err = nsim_dev_health_init(nsim_dev, devlink); if (err) goto err_debugfs_exit; + err = nsim_bpf_dev_init(nsim_dev); + if (err) + goto err_health_exit; + err = nsim_dev_port_add_all(nsim_dev, nsim_bus_dev->port_count); if (err) goto err_bpf_dev_exit; @@ -810,6 +820,8 @@ static struct nsim_dev *nsim_dev_create(struct nsim_bus_dev *nsim_bus_dev) err_bpf_dev_exit: nsim_bpf_dev_exit(nsim_dev); +err_health_exit: + nsim_dev_health_exit(nsim_dev); err_debugfs_exit: nsim_dev_debugfs_exit(nsim_dev); err_traps_exit: @@ -837,6 +849,7 @@ static void nsim_dev_reload_destroy(struct nsim_dev *nsim_dev) if (devlink_is_reload_failed(devlink)) return; nsim_dev_port_del_all(nsim_dev); + nsim_dev_health_exit(nsim_dev); nsim_dev_traps_exit(devlink); nsim_dev_dummy_region_exit(nsim_dev); mutex_destroy(&nsim_dev->port_list_lock); diff --git a/drivers/net/netdevsim/health.c b/drivers/net/netdevsim/health.c new file mode 100644 index 000000000000..2716235a0336 --- /dev/null +++ b/drivers/net/netdevsim/health.c @@ -0,0 +1,325 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2019 Mellanox Technologies. All rights reserved */ + +#include <linux/debugfs.h> +#include <linux/err.h> +#include <linux/kernel.h> +#include <linux/slab.h> + +#include "netdevsim.h" + +static int +nsim_dev_empty_reporter_dump(struct devlink_health_reporter *reporter, + struct devlink_fmsg *fmsg, void *priv_ctx, + struct netlink_ext_ack *extack) +{ + return 0; +} + +static int +nsim_dev_empty_reporter_diagnose(struct devlink_health_reporter *reporter, + struct devlink_fmsg *fmsg, + struct netlink_ext_ack *extack) +{ + return 0; +} + +static const +struct devlink_health_reporter_ops nsim_dev_empty_reporter_ops = { + .name = "empty", + .dump = nsim_dev_empty_reporter_dump, + .diagnose = nsim_dev_empty_reporter_diagnose, +}; + +struct nsim_dev_dummy_reporter_ctx { + char *break_msg; +}; + +static int +nsim_dev_dummy_reporter_recover(struct devlink_health_reporter *reporter, + void *priv_ctx, + struct netlink_ext_ack *extack) +{ + struct nsim_dev_health *health = devlink_health_reporter_priv(reporter); + struct nsim_dev_dummy_reporter_ctx *ctx = priv_ctx; + + if (health->fail_recover) { + /* For testing purposes, user set debugfs fail_recover + * value to true. Fail right away. + */ + NL_SET_ERR_MSG_MOD(extack, "User setup the recover to fail for testing purposes"); + return -EINVAL; + } + if (ctx) { + kfree(health->recovered_break_msg); + health->recovered_break_msg = kstrdup(ctx->break_msg, + GFP_KERNEL); + if (!health->recovered_break_msg) + return -ENOMEM; + } + return 0; +} + +static int nsim_dev_dummy_fmsg_put(struct devlink_fmsg *fmsg, u32 binary_len) +{ + char *binary; + int err; + int i; + + err = devlink_fmsg_bool_pair_put(fmsg, "test_bool", true); + if (err) + return err; + err = devlink_fmsg_u8_pair_put(fmsg, "test_u8", 1); + if (err) + return err; + err = devlink_fmsg_u32_pair_put(fmsg, "test_u32", 3); + if (err) + return err; + err = devlink_fmsg_u64_pair_put(fmsg, "test_u64", 4); + if (err) + return err; + err = devlink_fmsg_string_pair_put(fmsg, "test_string", "somestring"); + if (err) + return err; + + err = devlink_fmsg_arr_pair_nest_start(fmsg, "test_binary"); + if (err) + return err; + binary = kmalloc(binary_len, GFP_KERNEL); + if (!binary) + return -ENOMEM; + get_random_bytes(binary, binary_len); + err = devlink_fmsg_binary_put(fmsg, binary, binary_len); + kfree(binary); + if (err) + return err; + err = devlink_fmsg_arr_pair_nest_end(fmsg); + if (err) + return err; + + err = devlink_fmsg_pair_nest_start(fmsg, "test_nest"); + if (err) + return err; + err = devlink_fmsg_obj_nest_start(fmsg); + if (err) + return err; + err = devlink_fmsg_bool_pair_put(fmsg, "nested_test_bool", false); + if (err) + return err; + err = devlink_fmsg_u8_pair_put(fmsg, "nested_test_u8", false); + if (err) + return err; + err = devlink_fmsg_obj_nest_end(fmsg); + if (err) + return err; + err = devlink_fmsg_pair_nest_end(fmsg); + if (err) + return err; + + err = devlink_fmsg_arr_pair_nest_start(fmsg, "test_bool_array"); + if (err) + return err; + for (i = 0; i < 10; i++) { + err = devlink_fmsg_bool_put(fmsg, true); + if (err) + return err; + } + err = devlink_fmsg_arr_pair_nest_end(fmsg); + if (err) + return err; + + err = devlink_fmsg_arr_pair_nest_start(fmsg, "test_u8_array"); + if (err) + return err; + for (i = 0; i < 10; i++) { + err = devlink_fmsg_u8_put(fmsg, i); + if (err) + return err; + } + err = devlink_fmsg_arr_pair_nest_end(fmsg); + if (err) + return err; + + err = devlink_fmsg_arr_pair_nest_start(fmsg, "test_u32_array"); + if (err) + return err; + for (i = 0; i < 10; i++) { + err = devlink_fmsg_u32_put(fmsg, i); + if (err) + return err; + } + err = devlink_fmsg_arr_pair_nest_end(fmsg); + if (err) + return err; + + err = devlink_fmsg_arr_pair_nest_start(fmsg, "test_u64_array"); + if (err) + return err; + for (i = 0; i < 10; i++) { + err = devlink_fmsg_u64_put(fmsg, i); + if (err) + return err; + } + err = devlink_fmsg_arr_pair_nest_end(fmsg); + if (err) + return err; + + err = devlink_fmsg_arr_pair_nest_start(fmsg, "test_array_of_objects"); + if (err) + return err; + for (i = 0; i < 10; i++) { + err = devlink_fmsg_obj_nest_start(fmsg); + if (err) + return err; + err = devlink_fmsg_bool_pair_put(fmsg, + "in_array_nested_test_bool", + false); + if (err) + return err; + err = devlink_fmsg_u8_pair_put(fmsg, + "in_array_nested_test_u8", + i); + if (err) + return err; + err = devlink_fmsg_obj_nest_end(fmsg); + if (err) + return err; + } + return devlink_fmsg_arr_pair_nest_end(fmsg); +} + +static int +nsim_dev_dummy_reporter_dump(struct devlink_health_reporter *reporter, + struct devlink_fmsg *fmsg, void *priv_ctx, + struct netlink_ext_ack *extack) +{ + struct nsim_dev_health *health = devlink_health_reporter_priv(reporter); + struct nsim_dev_dummy_reporter_ctx *ctx = priv_ctx; + int err; + + if (ctx) { + err = devlink_fmsg_string_pair_put(fmsg, "break_message", + ctx->break_msg); + if (err) + return err; + } + return nsim_dev_dummy_fmsg_put(fmsg, health->binary_len); +} + +static int +nsim_dev_dummy_reporter_diagnose(struct devlink_health_reporter *reporter, + struct devlink_fmsg *fmsg, + struct netlink_ext_ack *extack) +{ + struct nsim_dev_health *health = devlink_health_reporter_priv(reporter); + int err; + + if (health->recovered_break_msg) { + err = devlink_fmsg_string_pair_put(fmsg, + "recovered_break_message", + health->recovered_break_msg); + if (err) + return err; + } + return nsim_dev_dummy_fmsg_put(fmsg, health->binary_len); +} + +static const +struct devlink_health_reporter_ops nsim_dev_dummy_reporter_ops = { + .name = "dummy", + .recover = nsim_dev_dummy_reporter_recover, + .dump = nsim_dev_dummy_reporter_dump, + .diagnose = nsim_dev_dummy_reporter_diagnose, +}; + +static ssize_t nsim_dev_health_break_write(struct file *file, + const char __user *data, + size_t count, loff_t *ppos) +{ + struct nsim_dev_health *health = file->private_data; + struct nsim_dev_dummy_reporter_ctx ctx; + char *break_msg; + int err; + + break_msg = kmalloc(count + 1, GFP_KERNEL); + if (!break_msg) + return -ENOMEM; + + if (copy_from_user(break_msg, data, count)) { + err = -EFAULT; + goto out; + } + break_msg[count] = '\0'; + if (break_msg[count - 1] == '\n') + break_msg[count - 1] = '\0'; + + ctx.break_msg = break_msg; + err = devlink_health_report(health->dummy_reporter, break_msg, &ctx); + if (err) + goto out; + +out: + kfree(break_msg); + return err ?: count; +} + +static const struct file_operations nsim_dev_health_break_fops = { + .open = simple_open, + .write = nsim_dev_health_break_write, + .llseek = generic_file_llseek, +}; + +int nsim_dev_health_init(struct nsim_dev *nsim_dev, struct devlink *devlink) +{ + struct nsim_dev_health *health = &nsim_dev->health; + int err; + + health->empty_reporter = + devlink_health_reporter_create(devlink, + &nsim_dev_empty_reporter_ops, + 0, false, health); + if (IS_ERR(health->empty_reporter)) + return PTR_ERR(health->empty_reporter); + + health->dummy_reporter = + devlink_health_reporter_create(devlink, + &nsim_dev_dummy_reporter_ops, + 0, false, health); + if (IS_ERR(health->dummy_reporter)) { + err = PTR_ERR(health->dummy_reporter); + goto err_empty_reporter_destroy; + } + + health->ddir = debugfs_create_dir("health", nsim_dev->ddir); + if (IS_ERR_OR_NULL(health->ddir)) { + err = PTR_ERR_OR_ZERO(health->ddir) ?: -EINVAL; + goto err_dummy_reporter_destroy; + } + + health->recovered_break_msg = NULL; + debugfs_create_file("break_health", 0200, health->ddir, health, + &nsim_dev_health_break_fops); + health->binary_len = 16; + debugfs_create_u32("binary_len", 0600, health->ddir, + &health->binary_len); + health->fail_recover = false; + debugfs_create_bool("fail_recover", 0600, health->ddir, + &health->fail_recover); + return 0; + +err_dummy_reporter_destroy: + devlink_health_reporter_destroy(health->dummy_reporter); +err_empty_reporter_destroy: + devlink_health_reporter_destroy(health->empty_reporter); + return err; +} + +void nsim_dev_health_exit(struct nsim_dev *nsim_dev) +{ + struct nsim_dev_health *health = &nsim_dev->health; + + debugfs_remove_recursive(health->ddir); + kfree(health->recovered_break_msg); + devlink_health_reporter_destroy(health->dummy_reporter); + devlink_health_reporter_destroy(health->empty_reporter); +} diff --git a/drivers/net/netdevsim/netdevsim.h b/drivers/net/netdevsim/netdevsim.h index 24358385d869..94df795ef4d3 100644 --- a/drivers/net/netdevsim/netdevsim.h +++ b/drivers/net/netdevsim/netdevsim.h @@ -134,6 +134,18 @@ enum nsim_resource_id { NSIM_RESOURCE_IPV6_FIB_RULES, }; +struct nsim_dev_health { + struct devlink_health_reporter *empty_reporter; + struct devlink_health_reporter *dummy_reporter; + struct dentry *ddir; + char *recovered_break_msg; + u32 binary_len; + bool fail_recover; +}; + +int nsim_dev_health_init(struct nsim_dev *nsim_dev, struct devlink *devlink); +void nsim_dev_health_exit(struct nsim_dev *nsim_dev); + struct nsim_dev_port { struct list_head list; struct devlink_port devlink_port; @@ -164,6 +176,7 @@ struct nsim_dev { bool dont_allow_reload; bool fail_reload; struct devlink_region *dummy_region; + struct nsim_dev_health health; }; static inline struct net *nsim_dev_net(struct nsim_dev *nsim_dev) diff --git a/include/net/devlink.h b/include/net/devlink.h index 4095657fc23f..6bf3b9e0595a 100644 --- a/include/net/devlink.h +++ b/include/net/devlink.h @@ -507,11 +507,13 @@ enum devlink_health_reporter_state { struct devlink_health_reporter_ops { char *name; int (*recover)(struct devlink_health_reporter *reporter, - void *priv_ctx); + void *priv_ctx, struct netlink_ext_ack *extack); int (*dump)(struct devlink_health_reporter *reporter, - struct devlink_fmsg *fmsg, void *priv_ctx); + struct devlink_fmsg *fmsg, void *priv_ctx, + struct netlink_ext_ack *extack); int (*diagnose)(struct devlink_health_reporter *reporter, - struct devlink_fmsg *fmsg); + struct devlink_fmsg *fmsg, + struct netlink_ext_ack *extack); }; /** diff --git a/net/core/devlink.c b/net/core/devlink.c index eb0a22f05887..97e9a2246929 100644 --- a/net/core/devlink.c +++ b/net/core/devlink.c @@ -4847,14 +4847,17 @@ EXPORT_SYMBOL_GPL(devlink_health_reporter_state_update); static int devlink_health_reporter_recover(struct devlink_health_reporter *reporter, - void *priv_ctx) + void *priv_ctx, struct netlink_ext_ack *extack) { int err; + if (reporter->health_state == DEVLINK_HEALTH_REPORTER_STATE_HEALTHY) + return 0; + if (!reporter->ops->recover) return -EOPNOTSUPP; - err = reporter->ops->recover(reporter, priv_ctx); + err = reporter->ops->recover(reporter, priv_ctx, extack); if (err) return err; @@ -4875,7 +4878,8 @@ devlink_health_dump_clear(struct devlink_health_reporter *reporter) } static int devlink_health_do_dump(struct devlink_health_reporter *reporter, - void *priv_ctx) + void *priv_ctx, + struct netlink_ext_ack *extack) { int err; @@ -4896,7 +4900,7 @@ static int devlink_health_do_dump(struct devlink_health_reporter *reporter, goto dump_err; err = reporter->ops->dump(reporter, reporter->dump_fmsg, - priv_ctx); + priv_ctx, extack); if (err) goto dump_err; @@ -4943,11 +4947,12 @@ int devlink_health_report(struct devlink_health_reporter *reporter, mutex_lock(&reporter->dump_lock); /* store current dump of current error, for later analysis */ - devlink_health_do_dump(reporter, priv_ctx); + devlink_health_do_dump(reporter, priv_ctx, NULL); mutex_unlock(&reporter->dump_lock); if (reporter->auto_recover) - return devlink_health_reporter_recover(reporter, priv_ctx); + return devlink_health_reporter_recover(reporter, + priv_ctx, NULL); return 0; } @@ -5185,7 +5190,7 @@ static int devlink_nl_cmd_health_reporter_recover_doit(struct sk_buff *skb, if (!reporter) return -EINVAL; - err = devlink_health_reporter_recover(reporter, NULL); + err = devlink_health_reporter_recover(reporter, NULL, info->extack); devlink_health_reporter_put(reporter); return err; @@ -5218,7 +5223,7 @@ static int devlink_nl_cmd_health_reporter_diagnose_doit(struct sk_buff *skb, if (err) goto out; - err = reporter->ops->diagnose(reporter, fmsg); + err = reporter->ops->diagnose(reporter, fmsg, info->extack); if (err) goto out; @@ -5253,7 +5258,7 @@ devlink_nl_cmd_health_reporter_dump_get_dumpit(struct sk_buff *skb, } mutex_lock(&reporter->dump_lock); if (!start) { - err = devlink_health_do_dump(reporter, NULL); + err = devlink_health_do_dump(reporter, NULL, cb->extack); if (err) goto unlock; cb->args[1] = reporter->dump_ts; diff --git a/tools/testing/selftests/drivers/net/netdevsim/devlink.sh b/tools/testing/selftests/drivers/net/netdevsim/devlink.sh index cb0f17e17abc..ee89cd2f5bee 100755 --- a/tools/testing/selftests/drivers/net/netdevsim/devlink.sh +++ b/tools/testing/selftests/drivers/net/netdevsim/devlink.sh @@ -4,7 +4,8 @@ lib_dir=$(dirname $0)/../../../net/forwarding ALL_TESTS="fw_flash_test params_test regions_test reload_test \ - netns_reload_test resource_test dev_info_test" + netns_reload_test resource_test dev_info_test \ + empty_reporter_test dummy_reporter_test" NUM_NETIFS=0 source $lib_dir/lib.sh @@ -303,6 +304,130 @@ dev_info_test() log_test "dev_info test" } +empty_reporter_test() +{ + RET=0 + + devlink health show $DL_HANDLE reporter empty >/dev/null + check_err $? "Failed show empty reporter" + + devlink health dump show $DL_HANDLE reporter empty >/dev/null + check_err $? "Failed show dump of empty reporter" + + devlink health diagnose $DL_HANDLE reporter empty >/dev/null + check_err $? "Failed diagnose empty reporter" + + devlink health recover $DL_HANDLE reporter empty + check_err $? "Failed recover empty reporter" + + log_test "empty reporter test" +} + +check_reporter_info() +{ + local name=$1 + local expected_state=$2 + local expected_error=$3 + local expected_recover=$4 + local expected_grace_period=$5 + local expected_auto_recover=$6 + + local show=$(devlink health show $DL_HANDLE reporter $name -j | jq -e -r ".[][][]") + check_err $? "Failed show $name reporter" + + local state=$(echo $show | jq -r ".state") + [ "$state" == "$expected_state" ] + check_err $? "Unexpected \"state\" value (got $state, expected $expected_state)" + + local error=$(echo $show | jq -r ".error") + [ "$error" == "$expected_error" ] + check_err $? "Unexpected \"error\" value (got $error, expected $expected_error)" + + local recover=`echo $show | jq -r ".recover"` + [ "$recover" == "$expected_recover" ] + check_err $? "Unexpected \"recover\" value (got $recover, expected $expected_recover)" + + local grace_period=$(echo $show | jq -r ".grace_period") + check_err $? "Failed get $name reporter grace_period" + [ "$grace_period" == "$expected_grace_period" ] + check_err $? "Unexpected \"grace_period\" value (got $grace_period, expected $expected_grace_period)" + + local auto_recover=$(echo $show | jq -r ".auto_recover") + [ "$auto_recover" == "$expected_auto_recover" ] + check_err $? "Unexpected \"auto_recover\" value (got $auto_recover, expected $expected_auto_recover)" +} + +dummy_reporter_test() +{ + RET=0 + + check_reporter_info dummy healthy 0 0 0 false + + local BREAK_MSG="foo bar" + echo "$BREAK_MSG"> $DEBUGFS_DIR/health/break_health + check_err $? "Failed to break dummy reporter" + + check_reporter_info dummy error 1 0 0 false + + local dump=$(devlink health dump show $DL_HANDLE reporter dummy -j) + check_err $? "Failed show dump of dummy reporter" + + local dump_break_msg=$(echo $dump | jq -r ".break_message") + [ "$dump_break_msg" == "$BREAK_MSG" ] + check_err $? "Unexpected dump break message value (got $dump_break_msg, expected $BREAK_MSG)" + + devlink health dump clear $DL_HANDLE reporter dummy + check_err $? "Failed clear dump of dummy reporter" + + devlink health recover $DL_HANDLE reporter dummy + check_err $? "Failed recover dummy reporter" + + check_reporter_info dummy healthy 1 1 0 false + + devlink health set $DL_HANDLE reporter dummy auto_recover true + check_err $? "Failed to dummy reporter auto_recover option" + + check_reporter_info dummy healthy 1 1 0 true + + echo "$BREAK_MSG"> $DEBUGFS_DIR/health/break_health + check_err $? "Failed to break dummy reporter" + + check_reporter_info dummy healthy 2 2 0 true + + local diagnose=$(devlink health diagnose $DL_HANDLE reporter dummy -j -p) + check_err $? "Failed show diagnose of dummy reporter" + + local rcvrd_break_msg=$(echo $diagnose | jq -r ".recovered_break_message") + [ "$rcvrd_break_msg" == "$BREAK_MSG" ] + check_err $? "Unexpected recovered break message value (got $rcvrd_break_msg, expected $BREAK_MSG)" + + devlink health set $DL_HANDLE reporter dummy grace_period 10 + check_err $? "Failed to dummy reporter grace_period option" + + check_reporter_info dummy healthy 2 2 10 true + + echo "Y"> $DEBUGFS_DIR/health/fail_recover + check_err $? "Failed set dummy reporter recovery to fail" + + echo "$BREAK_MSG"> $DEBUGFS_DIR/health/break_health + check_fail $? "Unexpected success of dummy reporter break" + + check_reporter_info dummy error 3 2 10 true + + devlink health recover $DL_HANDLE reporter dummy + check_fail $? "Unexpected success of dummy reporter recover" + + echo "N"> $DEBUGFS_DIR/health/fail_recover + check_err $? "Failed set dummy reporter recovery to be successful" + + devlink health recover $DL_HANDLE reporter dummy + check_err $? "Failed recover dummy reporter" + + check_reporter_info dummy healthy 3 3 10 true + + log_test "dummy reporter test" +} + setup_prepare() { modprobe netdevsim |