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devlink: introduce -[he]x cmdline option to allow dumping numbers in hex format
For health reporter dumps it is quite convenient to have the numbers in hexadecimal format. Introduce a command line option to allow user to achieve that output. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Signed-off-by: David Ahern <dsahern@kernel.org>
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@ -367,6 +367,7 @@ struct dl {
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bool pretty_output;
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bool verbose;
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bool stats;
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bool hex;
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struct {
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bool present;
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char *bus_name;
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@ -8044,6 +8045,8 @@ static int cmd_health_dump_clear(struct dl *dl)
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static int fmsg_value_show(struct dl *dl, int type, struct nlattr *nl_data)
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{
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const char *num_fmt = dl->hex ? "%#x" : "%u";
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const char *num64_fmt = dl->hex ? "%#"PRIx64 : "%"PRIu64;
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uint8_t *data;
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uint32_t len;
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@ -8053,16 +8056,16 @@ static int fmsg_value_show(struct dl *dl, int type, struct nlattr *nl_data)
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print_bool(PRINT_ANY, NULL, "%s", mnl_attr_get_u8(nl_data));
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break;
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case MNL_TYPE_U8:
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print_uint(PRINT_ANY, NULL, "%u", mnl_attr_get_u8(nl_data));
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print_uint(PRINT_ANY, NULL, num_fmt, mnl_attr_get_u8(nl_data));
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break;
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case MNL_TYPE_U16:
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print_uint(PRINT_ANY, NULL, "%u", mnl_attr_get_u16(nl_data));
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print_uint(PRINT_ANY, NULL, num_fmt, mnl_attr_get_u16(nl_data));
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break;
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case MNL_TYPE_U32:
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print_uint(PRINT_ANY, NULL, "%u", mnl_attr_get_u32(nl_data));
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print_uint(PRINT_ANY, NULL, num_fmt, mnl_attr_get_u32(nl_data));
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break;
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case MNL_TYPE_U64:
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print_u64(PRINT_ANY, NULL, "%"PRIu64, mnl_attr_get_u64(nl_data));
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print_u64(PRINT_ANY, NULL, num64_fmt, mnl_attr_get_u64(nl_data));
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break;
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case MNL_TYPE_NUL_STRING:
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print_string(PRINT_ANY, NULL, "%s", mnl_attr_get_str(nl_data));
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@ -8928,7 +8931,7 @@ static void help(void)
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pr_err("Usage: devlink [ OPTIONS ] OBJECT { COMMAND | help }\n"
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" devlink [ -f[orce] ] -b[atch] filename -N[etns] netnsname\n"
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"where OBJECT := { dev | port | sb | monitor | dpipe | resource | region | health | trap }\n"
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" OPTIONS := { -V[ersion] | -n[o-nice-names] | -j[son] | -p[retty] | -v[erbose] -s[tatistics] }\n");
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" OPTIONS := { -V[ersion] | -n[o-nice-names] | -j[son] | -p[retty] | -v[erbose] -s[tatistics] -[he]x }\n");
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}
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static int dl_cmd(struct dl *dl, int argc, char **argv)
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@ -9042,6 +9045,7 @@ int main(int argc, char **argv)
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{ "statistics", no_argument, NULL, 's' },
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{ "Netns", required_argument, NULL, 'N' },
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{ "iec", no_argument, NULL, 'i' },
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{ "hex", no_argument, NULL, 'x' },
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{ NULL, 0, NULL, 0 }
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};
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const char *batch_file = NULL;
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@ -9057,7 +9061,7 @@ int main(int argc, char **argv)
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return EXIT_FAILURE;
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}
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while ((opt = getopt_long(argc, argv, "Vfb:njpvsN:i",
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while ((opt = getopt_long(argc, argv, "Vfb:njpvsN:ix",
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long_options, NULL)) >= 0) {
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switch (opt) {
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@ -9095,6 +9099,9 @@ int main(int argc, char **argv)
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case 'i':
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use_iec = true;
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break;
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case 'x':
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dl->hex = true;
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break;
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default:
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pr_err("Unknown option.\n");
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help();
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@ -63,6 +63,10 @@ Switches to the specified network namespace.
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.BR "\-i", " --iec"
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Print human readable rates in IEC units (e.g. 1Ki = 1024).
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.TP
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.BR "\-x", " --hex"
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Print dump numbers in hexadecimal format.
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.SS
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.I OBJECT
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