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perf build: Remove libtracefs configuration

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libtracefs isn't used by perf but not having it installed causes build
warnings.

Given the library isn't used, there is no need for the configuration or
warnings so remove.

Signed-off-by: Ian Rogers <irogers@google.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20250929170600.59000-1-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers 2025-09-29 10:06:00 -07:00 committed by Arnaldo Carvalho de Melo
parent d18020cf1e
commit b19a0f6100
1 changed files with 0 additions and 14 deletions
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14
tools/perf/Makefile.config
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@ -1175,20 +1175,6 @@ ifneq ($(NO_LIBTRACEEVENT),1)
else
$(error ERROR: libtraceevent is missing. Please install libtraceevent-dev/libtraceevent-devel and/or set LIBTRACEEVENT_DIR or build with NO_LIBTRACEEVENT=1)
endif
ifeq ($(feature-libtracefs), 1)
CFLAGS += $(shell $(PKG_CONFIG) --cflags libtracefs)
LDFLAGS += $(shell $(PKG_CONFIG) --libs-only-L libtracefs)
EXTLIBS += $(shell $(PKG_CONFIG) --libs-only-l libtracefs)
LIBTRACEFS_VERSION := $(shell $(PKG_CONFIG) --modversion libtracefs).0.0
LIBTRACEFS_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEFS_VERSION)))
LIBTRACEFS_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEFS_VERSION)))
LIBTRACEFS_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEFS_VERSION)))
LIBTRACEFS_VERSION_CPP := $(shell expr $(LIBTRACEFS_VERSION_1) \* 255 \* 255 + $(LIBTRACEFS_VERSION_2) \* 255 + $(LIBTRACEFS_VERSION_3))
CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACEFS_VERSION_CPP)
else
$(warning libtracefs is missing. Please install libtracefs-dev/libtracefs-devel)
endif
endif
# Among the variables below, these: