[PATCH v3 iproute2-next 09/11] devlink: Add devlink health dump clear command
From: Aya Levin <hidden>
Date: 2019-02-24 12:47:08
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add devlink dump clear command which deletes the last saved dump file. Clearing the last saved dump enables a new dump file to be saved. Example: $ devlink health dump clear pci/0000:00:09.0 reporter tx Signed-off-by: Aya Levin <redacted> Reviewed-by: Moshe Shemesh <redacted> Acked-by: Jiri Pirko <redacted> --- devlink/devlink.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+)
diff --git a/devlink/devlink.c b/devlink/devlink.c
index 328d4e092688..a10c5957f1cc 100644
--- a/devlink/devlink.c
+++ b/devlink/devlink.c@@ -5762,6 +5762,23 @@ static int cmd_region(struct dl *dl) return -ENOENT; } +static int cmd_health_dump_clear(struct dl *dl) +{ + struct nlmsghdr *nlh; + int err; + + nlh = mnlg_msg_prepare(dl->nlg, DEVLINK_CMD_HEALTH_REPORTER_DUMP_CLEAR, + 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); +} + static int fmsg_value_show(struct dl *dl, int type, struct nlattr *nl_data) { uint8_t *data;
@@ -6108,6 +6125,7 @@ static void cmd_health_help(void) pr_err(" devlink health recover DEV reporter REPORTER_NAME\n"); pr_err(" devlink health diagnose DEV reporter REPORTER_NAME\n"); pr_err(" devlink health dump show DEV reporter REPORTER_NAME\n"); + pr_err(" devlink health dump clear DEV reporter REPORTER_NAME\n"); } static int cmd_health(struct dl *dl)
@@ -6130,6 +6148,9 @@ static int cmd_health(struct dl *dl) if (dl_argv_match(dl, "show")) { dl_arg_inc(dl); return cmd_health_dump_show(dl); + } else if (dl_argv_match(dl, "clear")) { + dl_arg_inc(dl); + return cmd_health_dump_clear(dl); } } pr_err("Command \"%s\" not found\n", dl_argv(dl));
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2.14.1