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perf symbols: Add nr_events to symbol_conf

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Since symbol__alloc_hists need it, to avoid passing it around in many
functions have it in the symbol_conf struct.

Cc: David Ahern <dsahern@gmail.com>
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>
Link: http://lkml.kernel.org/n/tip-cwv8ysvpywzjq4v3xtbd4zwv@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2011-11-11 22:17:32 -02:00
parent 18b5523505
commit d04b35f808
10 changed files with 30 additions and 37 deletions
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6
tools/perf/util/annotate.c
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@ -25,17 +25,17 @@ int symbol__annotate_init(struct map *map __used, struct symbol *sym)
return 0;
}
int symbol__alloc_hist(struct symbol *sym, int nevents)
int symbol__alloc_hist(struct symbol *sym)
{
struct annotation *notes = symbol__annotation(sym);
size_t sizeof_sym_hist = (sizeof(struct sym_hist) +
(sym->end - sym->start) * sizeof(u64));
notes->src = zalloc(sizeof(*notes->src) + nevents * sizeof_sym_hist);
notes->src = zalloc(sizeof(*notes->src) + symbol_conf.nr_events * sizeof_sym_hist);
if (notes->src == NULL)
return -1;
notes->src->sizeof_sym_hist = sizeof_sym_hist;
notes->src->nr_histograms = nevents;
notes->src->nr_histograms = symbol_conf.nr_events;
INIT_LIST_HEAD(&notes->src->source);
return 0;
}