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171b3be9c4
While going thru each of the sym_entry fields looking to reduce it to the set of entries needed when in an active symbols list, 'skip' should really be in symbol, as we set it when loading the symtab. And the space used by the basic symbol allocation remains the same as we had 5 bytes of padding. Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> 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> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
#ifndef __PERF_TOP_H
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#define __PERF_TOP_H 1
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#include "types.h"
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#include "../perf.h"
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#include <stddef.h>
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#include <pthread.h>
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#include <linux/list.h>
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#include <linux/rbtree.h>
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struct perf_evlist;
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struct perf_evsel;
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struct sym_entry {
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struct rb_node rb_node;
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struct list_head node;
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unsigned long snap_count;
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double weight;
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struct map *map;
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unsigned long count[0];
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};
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static inline struct symbol *sym_entry__symbol(struct sym_entry *self)
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{
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return ((void *)self) + symbol_conf.priv_size;
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}
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struct perf_top {
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struct perf_evlist *evlist;
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/*
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* Symbols will be added here in perf_event__process_sample and will
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* get out after decayed.
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*/
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struct list_head active_symbols;
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pthread_mutex_t active_symbols_lock;
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pthread_cond_t active_symbols_cond;
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u64 samples;
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u64 kernel_samples, us_samples;
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u64 exact_samples;
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u64 guest_us_samples, guest_kernel_samples;
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int print_entries, count_filter, delay_secs;
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int display_weighted, freq, rb_entries;
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pid_t target_pid, target_tid;
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bool hide_kernel_symbols, hide_user_symbols, zero;
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const char *cpu_list;
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struct sym_entry *sym_filter_entry;
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struct perf_evsel *sym_evsel;
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};
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size_t perf_top__header_snprintf(struct perf_top *top, char *bf, size_t size);
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void perf_top__reset_sample_counters(struct perf_top *top);
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float perf_top__decay_samples(struct perf_top *top, struct rb_root *root);
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void perf_top__find_widths(struct perf_top *top, struct rb_root *root,
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int *dso_width, int *dso_short_width, int *sym_width);
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#ifdef NO_NEWT_SUPPORT
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static inline int perf_top__tui_browser(struct perf_top *top __used)
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{
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return 0;
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}
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#else
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int perf_top__tui_browser(struct perf_top *top);
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#endif
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#endif /* __PERF_TOP_H */
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