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| author | Ingo Molnar <mingo@kernel.org> | 2014-05-01 08:22:08 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-05-01 08:22:08 +0200 |
| commit | 399f0c220a0ee97a5a9ea1a699a58fe2aacf2983 (patch) | |
| tree | fe8a8f29c648adaf5ed372ac6b5a3fe802b1af8a /tools/perf/arch | |
| parent | 9f7ff8931e3c5ddc8535476971ec9501e9555c05 (diff) | |
| parent | 9a126728165eef9b1e9349fe57b9747ac6c6f7e3 (diff) | |
| download | linux-399f0c220a0ee97a5a9ea1a699a58fe2aacf2983.tar.gz linux-399f0c220a0ee97a5a9ea1a699a58fe2aacf2983.tar.bz2 linux-399f0c220a0ee97a5a9ea1a699a58fe2aacf2983.zip | |
Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf into perf/urgent
Pull perf/urgent fixes from Jiri Olsa:
* Fix perf to use non-executable stack, again (Mathias Krause)
* Remove extra '/' character in events file path (Xia Kaixu)
* Search for modules in %s/lib/modules/%s (Richard Yao)
* Build related fixies plus static build test (Jiri Olsa)
* Fix stack map lookup in dwarf unwind test (Jiri Olsa)
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/arch')
| -rw-r--r-- | tools/perf/arch/x86/tests/dwarf-unwind.c | 2 | ||||
| -rw-r--r-- | tools/perf/arch/x86/tests/regs_load.S | 8 |
2 files changed, 8 insertions, 2 deletions
diff --git a/tools/perf/arch/x86/tests/dwarf-unwind.c b/tools/perf/arch/x86/tests/dwarf-unwind.c index b8c0102c70c8..83bc2385e6d3 100644 --- a/tools/perf/arch/x86/tests/dwarf-unwind.c +++ b/tools/perf/arch/x86/tests/dwarf-unwind.c @@ -23,7 +23,7 @@ static int sample_ustack(struct perf_sample *sample, sp = (unsigned long) regs[PERF_REG_X86_SP]; - map = map_groups__find(&thread->mg, MAP__FUNCTION, (u64) sp); + map = map_groups__find(&thread->mg, MAP__VARIABLE, (u64) sp); if (!map) { pr_debug("failed to get stack map\n"); free(buf); diff --git a/tools/perf/arch/x86/tests/regs_load.S b/tools/perf/arch/x86/tests/regs_load.S index 99167bf644ea..60875d5c556c 100644 --- a/tools/perf/arch/x86/tests/regs_load.S +++ b/tools/perf/arch/x86/tests/regs_load.S @@ -1,4 +1,3 @@ - #include <linux/linkage.h> #define AX 0 @@ -90,3 +89,10 @@ ENTRY(perf_regs_load) ret ENDPROC(perf_regs_load) #endif + +/* + * We need to provide note.GNU-stack section, saying that we want + * NOT executable stack. Otherwise the final linking will assume that + * the ELF stack should not be restricted at all and set it RWX. + */ +.section .note.GNU-stack,"",@progbits |