Commit 169343cc authored Jan 30, 2026 by Ian Rogers Committed by Arnaldo Carvalho de Melo Feb 03, 2026

perf build: Remove NO_LIBCAP that controls nothing



Using libcap was removed in commit e25ebda7 ("perf cap: Tidy up
and improve capability testing") and improve capability testing"),
however, some build documentation and a use of the NO_LIBCAP=1 were
lingering.

Remove these left over bits.

Fixes: e25ebda7 ("perf cap: Tidy up and improve capability testing")
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@linaro.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent e205952d

tools/perf/Makefile.perf

+0 −2

Original line number	Diff line number	Diff line
		@@ -86,8 +86,6 @@ include ../scripts/utilities.mak
		#
		# Define NO_LIBBPF if you do not want BPF support
		#
		# Define NO_LIBCAP if you do not want process capabilities considered by perf
		#
		# Define NO_SDT if you do not want to define SDT event in perf tools,
		# note that it doesn't disable SDT scanning support.
		#

tools/perf/tests/make

+1 −1

Original line number	Diff line number	Diff line
		@@ -121,7 +121,7 @@ make_minimal += NO_DEMANGLE=1 NO_LIBELF=1 NO_BACKTRACE=1
		make_minimal += NO_LIBNUMA=1 NO_LIBBIONIC=1 NO_LIBDW=1
		make_minimal += NO_LIBBPF=1
		make_minimal += NO_SDT=1 NO_JVMTI=1 NO_LIBZSTD=1
		make_minimal += NO_LIBCAP=1 NO_CAPSTONE=1
		make_minimal += NO_CAPSTONE=1

		# binutils 2_42 and newer have bfd_thread_init()
		new_libbfd := $(shell echo '#include <bfd.h>' \| $(CC) -E -x c - \| grep bfd_thread_init)