diff options
| author |   He Kuang <hekuang@huawei.com> | 2016-06-22 06:57:02 +0000 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-06-23 10:30:17 -0300 |
| commit | 78ff1d6d8bf6bb3ee2b3781bbd88355a322435a4 (patch) | |
| tree | 9dfddda477bac50516e6011353b0b8bf75321898 /tools/perf/util/unwind-libunwind-local.c | |
| parent | perf tools: Find right DSO taking into account if binary is 32 or 64-bit (diff) | |
| download | linux-dev-78ff1d6d8bf6bb3ee2b3781bbd88355a322435a4.tar.xz linux-dev-78ff1d6d8bf6bb3ee2b3781bbd88355a322435a4.zip | |
perf unwind: Change macro names of perf register
Use macro name prefixed with "LIBUNWIND_ARCH" for better understanding
that the regs used by callbacks of libunwind are arch specific. The real
regs used should be defined in the wrapper file of
"unwind-libunwind-local.c" for each supported arch.
Signed-off-by: He Kuang <hekuang@huawei.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ekaterina Tumanova <tumanova@linux.vnet.ibm.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1466578626-92406-2-git-send-email-hekuang@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/unwind-libunwind-local.c')
| -rw-r--r-- | tools/perf/util/unwind-libunwind-local.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/tools/perf/util/unwind-libunwind-local.c b/tools/perf/util/unwind-libunwind-local.c index 01c2e86977f4..97c0f8fc5561 100644 --- a/tools/perf/util/unwind-libunwind-local.c +++ b/tools/perf/util/unwind-libunwind-local.c @@ -462,7 +462,8 @@ static int access_mem(unw_addr_space_t __maybe_unused as, return 0; } - ret = perf_reg_value(&start, &ui->sample->user_regs, PERF_REG_SP); + ret = perf_reg_value(&start, &ui->sample->user_regs, + LIBUNWIND__ARCH_REG_SP); if (ret) return ret; @@ -621,7 +622,8 @@ static int get_entries(struct unwind_info *ui, unwind_entry_cb_t cb, unw_cursor_t c; int ret, i = 0; - ret = perf_reg_value(&val, &ui->sample->user_regs, PERF_REG_IP); + ret = perf_reg_value(&val, &ui->sample->user_regs, + LIBUNWIND__ARCH_REG_IP); if (ret) return ret; |