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| author | Jan Stancek <jstancek@redhat.com> | 2015-09-03 13:23:32 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-09-14 12:50:11 -0300 |
| commit | 06f679c18fcf414cc8462938466f8361315f18cb (patch) | |
| tree | 7adb63231be05f09182c8c91a2f6676ea2eaa194 /tools/perf/tests/code-reading.c | |
| parent | 729a7ed103ae1b04a5c87a5855885e0973161da4 (diff) | |
| download | blackbird-op-linux-06f679c18fcf414cc8462938466f8361315f18cb.tar.gz blackbird-op-linux-06f679c18fcf414cc8462938466f8361315f18cb.zip | |
perf tests: Make objdump disassemble zero blocks
Add -z parameter to avoid skipping zero blocks:
ffffffff816704fe <sysret_check+0x4b>:
ffffffff816704fe: 7b 34 jnp ffffffff81670534 <sysret_signal+0x1c>
...
ffffffff81670501 <sysret_careful>:
ffffffff81670501: 0f ba e2 03 bt $0x3,%edx
ffffffff81670505: 73 11 jae ffffffff81670518 <sysret_signal>
Signed-off-by: Jan Stancek <jstancek@redhat.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/130c6267fbdb9af506633a9efa06f3269ff5bd2c.1441275982.git.jstancek@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/tests/code-reading.c')
| -rw-r--r-- | tools/perf/tests/code-reading.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c index 38ee90bc2228..c409409d7765 100644 --- a/tools/perf/tests/code-reading.c +++ b/tools/perf/tests/code-reading.c @@ -128,7 +128,7 @@ static int read_via_objdump(const char *filename, u64 addr, void *buf, FILE *f; int ret; - fmt = "%s -d --start-address=0x%"PRIx64" --stop-address=0x%"PRIx64" %s"; + fmt = "%s -z -d --start-address=0x%"PRIx64" --stop-address=0x%"PRIx64" %s"; ret = snprintf(cmd, sizeof(cmd), fmt, "objdump", addr, addr + len, filename); if (ret <= 0 || (size_t)ret >= sizeof(cmd)) |
