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| author | Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com> | 2017-10-05 12:12:34 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-10-05 16:52:54 +0300 |
| commit | c1fbc0cf81f1c464f5fda322c1104d4bb1da6711 (patch) | |
| tree | 06b54ec9f8dee12c4f25efe4306335e9047ebdb9 /scripts/kallsyms.c | |
| parent | 1addcd55bc54d669000221b41e379458ff3e6747 (diff) | |
| download | linux-c1fbc0cf81f1c464f5fda322c1104d4bb1da6711.tar.xz | |
perf callchain: Compare dsos (as well) for CCKEY_FUNCTION
Two functions from different binaries can have same start address. Thus,
comparing only start address in match_chain() leads to inconsistent
callchains. Fix this by adding a check for dsos as well.
Ex, https://www.spinics.net/lists/linux-perf-users/msg04067.html
Reported-by: Alexander Pozdneev <pozdneyev@gmail.com>
Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Krister Johansen <kjlx@templeofstupid.com>
Cc: Milian Wolff <milian.wolff@kdab.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Yao Jin <yao.jin@linux.intel.com>
Cc: zhangmengting@huawei.com
Link: http://lkml.kernel.org/r/20171005091234.5874-1-ravi.bangoria@linux.vnet.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'scripts/kallsyms.c')
0 files changed, 0 insertions, 0 deletions