perf bpf: Compile dwarf-regs.c if CONFIG_BPF_PROLOGUE is on
authorWang Nan <wangnan0@huawei.com>
Mon, 16 Nov 2015 12:10:11 +0000 (12:10 +0000)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Wed, 18 Nov 2015 20:51:03 +0000 (17:51 -0300)
commit30433a3a52b951faab95944e0f8b9d33a1e322ce
tree125176862c933a3612e4a410a4f302e9b9dcc35a
parent1c0ed63239012aa881cc811f726b549dca7279e4
perf bpf: Compile dwarf-regs.c if CONFIG_BPF_PROLOGUE is on

regs_query_register_offset() in dwarf-regs.c is required by BPF
prologue.  This patch compiles it if CONFIG_BPF_PROLOGUE is on to avoid
build failure when CONFIG_BPF_PROLOGUE is on but CONFIG_DWARF is not
set.

Signed-off-by: He Kuang <hekuang@huawei.com>
Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: He Kuang <hekuang@huawei.com>
Cc: Zefan Li <lizefan@huawei.com>
Cc: pi3orama@163.com
Link: http://lkml.kernel.org/r/1447675815-166222-10-git-send-email-wangnan0@huawei.com
Signed-off-by: Wang Nan <wangnan0@huawei.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools/perf/arch/x86/util/Build