]> git.itanic.dy.fi Git - linux-stable/commit
perf build: Add feature check for dwarf_getcfi()
authorNamhyung Kim <namhyung@kernel.org>
Thu, 9 Nov 2023 23:59:27 +0000 (15:59 -0800)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Fri, 10 Nov 2023 12:04:16 +0000 (09:04 -0300)
commitf67f2fda7d997a43e3323aec88d76f1b5e0ea5f2
tree28927aa0d599b34735cb717fdaf70f432ff130b0
parent3f5928e461e394d27bc1ed7d0785b1e63c43d6a1
perf build: Add feature check for dwarf_getcfi()

The dwarf_getcfi() is available on libdw 0.142+.  Instead of just
checking the version number, it'd be nice to have a config item to check
the feature at build time.

Suggested-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: linux-toolchains@vger.kernel.org
Cc: linux-trace-devel@vger.kernel.org
Link: https://lore.kernel.org/r/20231110000012.3538610-9-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools/build/Makefile.feature
tools/build/feature/Makefile
tools/build/feature/test-dwarf_getcfi.c [new file with mode: 0644]