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perf session: Change add_hist_entry to take the tree root instead of session

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In order to minimize the impact of storing multiple events in a
report this function will now take the root of the histogram
tree so that the logic for selecting the proper tree can be
inserted before the call.

Signed-off-by: Eric B Munson <ebmunson@us.ibm.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1267804269-22660-3-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Eric B Munson 2010-03-05 12:51:06 -03:00 • committed by Ingo Molnar
parent 8907fd607b
commit d403d0acc9
5 changed files with 10 additions and 7 deletions
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3
tools/perf/builtin-diff.c
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@ -26,7 +26,8 @@ static int perf_session__add_hist_entry(struct perf_session *self,
struct addr_location *al, u64 count)
{
bool hit;
struct hist_entry *he = __perf_session__add_hist_entry(self, al, NULL,
struct hist_entry *he = __perf_session__add_hist_entry(&self->hists,
al, NULL,
count, &hit);
if (he == NULL)
return -ENOMEM;