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perf annotate: Fix arch specific ->init() failure errors

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They are called from symbol__annotate() and to propagate errors that can
help understand the problem make them return what
symbol__strerror_disassemble() known, i.e. errno codes and other
annotation specific errors in a special, out of errnos, range.

Reported-by: Russell King - ARM Linux admin <linux@armlinux.org.uk>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>,
Cc: Will Deacon <will@kernel.org>
Link: https://lkml.kernel.org/n/tip-pqx7srcv7tixgid251aeboj6@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2019-09-30 15:48:12 -03:00
parent 211f493b61
commit 42d7a9107d
6 changed files with 20 additions and 8 deletions
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6
tools/perf/arch/s390/annotate/instructions.c
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@@ -164,8 +164,10 @@ static int s390__annotate_init(struct arch *arch, char *cpuid __maybe_unused)
if (!arch->initialized) {
arch->initialized = true;
arch->associate_instruction_ops = s390__associate_ins_ops;
if (cpuid)
err = s390__cpuid_parse(arch, cpuid);
if (cpuid) {
if (s390__cpuid_parse(arch, cpuid))
err = SYMBOL_ANNOTATE_ERRNO__ARCH_INIT_CPUID_PARSING;
}
}
return err;