linux-kernel - [PATCH v1 5/5] perf record: Remove unused cpu-set-sched.h

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Message-ID: <20260207082428.1742209-6-irogers@google.com>
Date: Sat,  7 Feb 2026 00:24:28 -0800
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...nel.org>, Namhyung Kim <namhyung@...nel.org>, 
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>, 
	Ian Rogers <irogers@...gle.com>, Adrian Hunter <adrian.hunter@...el.com>, 
	James Clark <james.clark@...aro.org>, Eric Biggers <ebiggers@...nel.org>, 
	Palmer Dabbelt <palmer@...belt.com>, Stephen Brennan <stephen.s.brennan@...cle.com>, 
	Haibo Xu <haibo1.xu@...el.com>, linux-kernel@...r.kernel.org, 
	linux-perf-users@...r.kernel.org
Subject: [PATCH v1 5/5] perf record: Remove unused cpu-set-sched.h

Header file declares unused macros, so remove.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/builtin-record.c     |  1 -
 tools/perf/util/cpu-set-sched.h | 50 ---------------------------------
 2 files changed, 51 deletions(-)
 delete mode 100644 tools/perf/util/cpu-set-sched.h

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 60d764068302..40917a0be238 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -40,7 +40,6 @@
 #include "util/perf_api_probe.h"
 #include "util/trigger.h"
 #include "util/perf-hooks.h"
-#include "util/cpu-set-sched.h"
 #include "util/synthetic-events.h"
 #include "util/time-utils.h"
 #include "util/units.h"
diff --git a/tools/perf/util/cpu-set-sched.h b/tools/perf/util/cpu-set-sched.h
deleted file mode 100644
index 8cf4e40d322a..000000000000
--- a/tools/perf/util/cpu-set-sched.h
+++ /dev/null
@@ -1,50 +0,0 @@
-// SPDX-License-Identifier: LGPL-2.1
-// Definitions taken from glibc for use with older systems, same licensing.
-#ifndef _CPU_SET_SCHED_PERF_H
-#define _CPU_SET_SCHED_PERF_H
-
-#include <features.h>
-#include <sched.h>
-
-#ifndef CPU_EQUAL
-#ifndef __CPU_EQUAL_S
-#if __GNUC_PREREQ (2, 91)
-# define __CPU_EQUAL_S(setsize, cpusetp1, cpusetp2) \
-  (__builtin_memcmp (cpusetp1, cpusetp2, setsize) == 0)
-#else
-# define __CPU_EQUAL_S(setsize, cpusetp1, cpusetp2) \
-  (__extension__							      \
-   ({ const __cpu_mask *__arr1 = (cpusetp1)->__bits;			      \
-      const __cpu_mask *__arr2 = (cpusetp2)->__bits;			      \
-      size_t __imax = (setsize) / sizeof (__cpu_mask);			      \
-      size_t __i;							      \
-      for (__i = 0; __i < __imax; ++__i)				      \
-	if (__arr1[__i] != __arr2[__i])					      \
-	  break;							      \
-      __i == __imax; }))
-#endif
-#endif // __CPU_EQUAL_S
-
-#define CPU_EQUAL(cpusetp1, cpusetp2) \
-  __CPU_EQUAL_S (sizeof (cpu_set_t), cpusetp1, cpusetp2)
-#endif // CPU_EQUAL
-
-#ifndef CPU_OR
-#ifndef __CPU_OP_S
-#define __CPU_OP_S(setsize, destset, srcset1, srcset2, op) \
-  (__extension__							      \
-   ({ cpu_set_t *__dest = (destset);					      \
-      const __cpu_mask *__arr1 = (srcset1)->__bits;			      \
-      const __cpu_mask *__arr2 = (srcset2)->__bits;			      \
-      size_t __imax = (setsize) / sizeof (__cpu_mask);			      \
-      size_t __i;							      \
-      for (__i = 0; __i < __imax; ++__i)				      \
-	((__cpu_mask *) __dest->__bits)[__i] = __arr1[__i] op __arr2[__i];    \
-      __dest; }))
-#endif // __CPU_OP_S
-
-#define CPU_OR(destset, srcset1, srcset2) \
-  __CPU_OP_S (sizeof (cpu_set_t), destset, srcset1, srcset2, |)
-#endif // CPU_OR
-
-#endif // _CPU_SET_SCHED_PERF_H
-- 
2.53.0.239.g8d8fc8a987-goog