d403d0acc9
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>
28 lines
911 B
C
28 lines
911 B
C
#ifndef __PERF_HIST_H
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#define __PERF_HIST_H
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#include <linux/types.h>
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#include "callchain.h"
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extern struct callchain_param callchain_param;
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struct perf_session;
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struct hist_entry;
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struct addr_location;
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struct symbol;
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struct rb_root;
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struct hist_entry *__perf_session__add_hist_entry(struct rb_root *hists,
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struct addr_location *al,
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struct symbol *parent,
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u64 count, bool *hit);
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extern int64_t hist_entry__cmp(struct hist_entry *, struct hist_entry *);
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extern int64_t hist_entry__collapse(struct hist_entry *, struct hist_entry *);
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void hist_entry__free(struct hist_entry *);
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void perf_session__output_resort(struct perf_session *self, u64 total_samples);
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void perf_session__collapse_resort(struct perf_session *self);
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size_t perf_session__fprintf_hists(struct perf_session *self,
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struct perf_session *pair,
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bool show_displacement, FILE *fp);
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#endif /* __PERF_HIST_H */
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