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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-03-16 10:41:21 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-03-16 10:41:21 -0700 |
| commit | b44eeb4d47b2a7e3e3494fff126b66338b360ce3 (patch) | |
| tree | 1680a39b12f848cdf277b00c2eb00932e446b45d /tools | |
| parent | 4f87dac386cc43d5525da7a939d4b4e7edbea22c (diff) | |
| parent | b7b4839d93e50adccef29eccb694807cdcb8bee3 (diff) | |
| download | lwn-b44eeb4d47b2a7e3e3494fff126b66338b360ce3.tar.gz lwn-b44eeb4d47b2a7e3e3494fff126b66338b360ce3.zip | |
Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar:
"Misc smaller fixes"
* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
perf/x86: Fix leak in uncore_type_init failure paths
perf machine: Use map as success in ip__resolve_ams
perf symbols: Fix crash in elf_section_by_name
perf trace: Decode architecture-specific signal numbers
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/builtin-trace.c | 10 | ||||
| -rw-r--r-- | tools/perf/util/machine.c | 2 | ||||
| -rw-r--r-- | tools/perf/util/symbol-elf.c | 6 |
3 files changed, 13 insertions, 5 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index 6aa6fb6f7bd9..f954c26de231 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -825,7 +825,6 @@ static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscal P_SIGNUM(PIPE); P_SIGNUM(ALRM); P_SIGNUM(TERM); - P_SIGNUM(STKFLT); P_SIGNUM(CHLD); P_SIGNUM(CONT); P_SIGNUM(STOP); @@ -841,6 +840,15 @@ static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscal P_SIGNUM(IO); P_SIGNUM(PWR); P_SIGNUM(SYS); +#ifdef SIGEMT + P_SIGNUM(EMT); +#endif +#ifdef SIGSTKFLT + P_SIGNUM(STKFLT); +#endif +#ifdef SIGSWI + P_SIGNUM(SWI); +#endif default: break; } diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index c872991e0f65..620a1983b76b 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -1213,7 +1213,7 @@ static void ip__resolve_ams(struct machine *machine, struct thread *thread, */ thread__find_addr_location(thread, machine, m, MAP__FUNCTION, ip, &al); - if (al.sym) + if (al.map) goto found; } found: diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c index 3e9f336740fa..516d19fb999b 100644 --- a/tools/perf/util/symbol-elf.c +++ b/tools/perf/util/symbol-elf.c @@ -151,15 +151,15 @@ Elf_Scn *elf_section_by_name(Elf *elf, GElf_Ehdr *ep, gelf_getshdr(sec, shp); str = elf_strptr(elf, ep->e_shstrndx, shp->sh_name); - if (!strcmp(name, str)) { + if (str && !strcmp(name, str)) { if (idx) *idx = cnt; - break; + return sec; } ++cnt; } - return sec; + return NULL; } #define elf_section__for_each_rel(reldata, pos, pos_mem, idx, nr_entries) \ |