Messages in this thread Patch in this message | | | Date | Sun, 10 May 2015 00:12:30 -0700 | From | "tip-bot for Naveen N. Rao" <> | Subject | [tip:perf/core] perf build: Disable libdw DWARF unwind when built with NO_DWARF |
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Commit-ID: 76d408498b08447e0f61dfdd611aeb6e8e61ce80 Gitweb: http://git.kernel.org/tip/76d408498b08447e0f61dfdd611aeb6e8e61ce80 Author: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> AuthorDate: Wed, 29 Apr 2015 16:45:31 +0530 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Fri, 8 May 2015 16:43:14 -0300
perf build: Disable libdw DWARF unwind when built with NO_DWARF
We get a linker error if we try to build with NO_DWARF since we build util/unwind-libdw.c, but do not include -ldw
Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> Link: http://lkml.kernel.org/r/1430306131-6780-1-git-send-email-naveen.n.rao@linux.vnet.ibm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/config/Makefile | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index 435b6ca..1b957a1 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -268,6 +268,10 @@ else endif # libelf support endif # NO_LIBELF +ifdef NO_DWARF + NO_LIBDW_DWARF_UNWIND := 1 +endif + ifndef NO_LIBELF CFLAGS += -DHAVE_LIBELF_SUPPORT EXTLIBS += -lelf
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