kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/tools/power/cpupower/utils/cpupower-set.c
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@@ -1,7 +1,6 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  *  (C) 2011 Thomas Renninger <trenn@suse.de>, Novell Inc.
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- *
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- *  Licensed under the terms of the GNU GPL License version 2.
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  */
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@@ -11,6 +10,7 @@
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 #include <errno.h>
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 #include <string.h>
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 #include <getopt.h>
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+#include <sys/utsname.h>
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 #include "helpers/helpers.h"
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 #include "helpers/sysfs.h"
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@@ -32,6 +32,7 @@
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 	extern char *optarg;
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 	extern int optind, opterr, optopt;
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 	unsigned int cpu;
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+	struct utsname uts;
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 	union {
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 		struct {
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@@ -41,6 +42,13 @@
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 	} params;
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 	int perf_bias = 0;
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 	int ret = 0;
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+
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+	ret = uname(&uts);
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+	if (!ret && (!strcmp(uts.machine, "ppc64le") ||
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+		     !strcmp(uts.machine, "ppc64"))) {
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+		fprintf(stderr, _("Subcommand not supported on POWER.\n"));
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+		return ret;
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+	}
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 	setlocale(LC_ALL, "");
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 	textdomain(PACKAGE);
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@@ -64,7 +72,7 @@
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 		default:
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 			print_wrong_arg_exit();
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 		}
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-	};
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+	}
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 	if (!params.params)
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 		print_wrong_arg_exit();