perf tools: Make sure kptr_restrict warnings fit 80 col terms
Suggested-by: Ingo Molnar <mingo@elte.hu> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Tom Zanussi <tzanussi@gmail.com> Link: http://lkml.kernel.org/n/tip-i1p8vrhq7xveyui6t1sc914e@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -824,17 +824,14 @@ int cmd_record(int argc, const char **argv, const char *prefix __used)
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symbol__init();
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if (symbol_conf.kptr_restrict)
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pr_warning("WARNING: Kernel address maps "
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"(/proc/{kallsyms,modules}) are restricted, "
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"check /proc/sys/kernel/kptr_restrict.\n\n"
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"Samples in kernel functions may not be resolved "
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"if a suitable vmlinux file is not found in the "
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"buildid cache or in the vmlinux path.\n\n"
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"Samples in kernel modules won't be resolved "
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"at all.\n\n"
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"If some relocation was applied (e.g. kexec) "
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"symbols may be misresolved even with a suitable "
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"vmlinux or kallsyms file.\n\n");
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pr_warning(
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"WARNING: Kernel address maps (/proc/{kallsyms,modules}) are restricted,\n"
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"check /proc/sys/kernel/kptr_restrict.\n\n"
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"Samples in kernel functions may not be resolved if a suitable vmlinux\n"
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"file is not found in the buildid cache or in the vmlinux path.\n\n"
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"Samples in kernel modules won't be resolved at all.\n\n"
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"If some relocation was applied (e.g. kexec) symbols may be misresolved\n"
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"even with a suitable vmlinux or kallsyms file.\n\n");
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if (no_buildid_cache || no_buildid)
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disable_buildid_cache();
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@ -281,17 +281,14 @@ static int __cmd_report(void)
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kernel_kmap->ref_reloc_sym->addr == 0))) {
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const struct dso *kdso = kernel_map->dso;
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ui__warning("Kernel address maps "
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"(/proc/{kallsyms,modules}) were restricted, "
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"check /proc/sys/kernel/kptr_restrict before "
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"running 'perf record'.\n\n%s\n\n"
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"Samples in kernel modules can't be resolved "
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"as well.\n\n",
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ui__warning(
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"Kernel address maps (/proc/{kallsyms,modules}) were restricted.\n\n"
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"Check /proc/sys/kernel/kptr_restrict before running 'perf record'.\n\n%s\n\n"
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"Samples in kernel modules can't be resolved as well.\n\n",
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RB_EMPTY_ROOT(&kdso->symbols[MAP__FUNCTION]) ?
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"As no suitable kallsyms nor vmlinux was found, "
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"kernel samples can't be resolved." :
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"If some relocation was applied (e.g. kexec) "
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"symbols may be misresolved.");
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"As no suitable kallsyms nor vmlinux was found, kernel samples\n"
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"can't be resolved." :
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"If some relocation was applied (e.g. kexec) symbols may be misresolved.");
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}
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if (dump_trace) {
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