From 9083a1344d8cbdd4282c22eec6a1f629059221f1 Mon Sep 17 00:00:00 2001 From: Aya Levin Date: Thu, 28 Feb 2019 14:12:59 +0200 Subject: [PATCH] devlink: Add devlink health recover command Add devlink health recover command which enables the user to initiate a recovery on a reporter (if a recovery cb was supplied by the reporter). This operation will increment the recoveries counter displayed in the show command. Example: $ devlink health recover pci/0000:00:09.0 reporter tx Signed-off-by: Aya Levin Reviewed-by: Moshe Shemesh Acked-by: Jiri Pirko Signed-off-by: David Ahern --- devlink/devlink.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/devlink/devlink.c b/devlink/devlink.c index 37eb2054..c77f80c8 100644 --- a/devlink/devlink.c +++ b/devlink/devlink.c @@ -5815,6 +5815,23 @@ static int cmd_region(struct dl *dl) return -ENOENT; } +static int cmd_health_recover(struct dl *dl) +{ + struct nlmsghdr *nlh; + int err; + + nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_RECOVER, + NLM_F_REQUEST | NLM_F_ACK); + + err = dl_argv_parse_put(nlh, dl, + DL_OPT_HANDLE | DL_OPT_HEALTH_REPORTER_NAME, 0); + if (err) + return err; + + dl_opts_put(nlh, dl); + return _mnlg_socket_sndrcv(dl->nlg, nlh, NULL, NULL); +} + enum devlink_health_reporter_state { DEVLINK_HEALTH_REPORTER_STATE_HEALTHY, DEVLINK_HEALTH_REPORTER_STATE_ERROR, @@ -5954,6 +5971,7 @@ static int cmd_health_show(struct dl *dl) static void cmd_health_help(void) { pr_err("Usage: devlink health show [ dev DEV reporter REPORTER_NAME ]\n"); + pr_err(" devlink health recover DEV reporter REPORTER_NAME\n"); } static int cmd_health(struct dl *dl) @@ -5965,6 +5983,9 @@ static int cmd_health(struct dl *dl) dl_argv_match(dl, "list") || dl_no_arg(dl)) { dl_arg_inc(dl); return cmd_health_show(dl); + } else if (dl_argv_match(dl, "recover")) { + dl_arg_inc(dl); + return cmd_health_recover(dl); } pr_err("Command \"%s\" not found\n", dl_argv(dl)); return -ENOENT; -- 2.39.2