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perf top: Introduce helper function to access symbol from sym_entry 

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1258490282-1821-1-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arnaldo Carvalho de Melo 2009-11-17 18:38:00 -02:00 committed by Ingo Molnar
parent 1a105f743d
commit 51a472decb
1 changed files with 11 additions and 6 deletions
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17
tools/perf/builtin-top.c
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@ -128,6 +128,11 @@ struct sym_entry {
* Source functions
*/
static inline struct symbol *sym_entry__symbol(struct sym_entry *self)
{
return (struct symbol *)(self + 1);
}
static void get_term_dimensions(struct winsize *ws)
{
char *s = getenv("LINES");
@ -181,7 +186,7 @@ static void parse_source(struct sym_entry *syme)
goto out_assign;
}
sym = (struct symbol *)(syme + 1);
sym = sym_entry__symbol(syme);
map = syme->map;
path = map->dso->long_name;
@ -276,7 +281,7 @@ static void record_precise_ip(struct sym_entry *syme, int counter, u64 ip)
static void lookup_sym_source(struct sym_entry *syme)
{
struct symbol *symbol = (struct symbol *)(syme + 1);
struct symbol *symbol = sym_entry__symbol(syme);
struct source_line *line;
char pattern[PATH_MAX];
@ -325,7 +330,7 @@ static void show_details(struct sym_entry *syme)
if (!syme->source)
return;
symbol = (struct symbol *)(syme + 1);
symbol = sym_entry__symbol(syme);
printf("Showing %s for %s\n", event_name(sym_counter), symbol->name);
printf(" Events Pcnt (>=%d%%)\n", sym_pcnt_filter);
@ -573,7 +578,7 @@ static void print_sym_table(void)
double pcnt;
syme = rb_entry(nd, struct sym_entry, rb_node);
sym = (struct symbol *)(syme + 1);
sym = sym_entry__symbol(syme);
if (++printed > print_entries || (int)syme->snap_count < count_filter)
continue;
@ -661,7 +666,7 @@ static void prompt_symbol(struct sym_entry **target, const char *msg)
pthread_mutex_unlock(&active_symbols_lock);
list_for_each_entry_safe_from(syme, n, &active_symbols, node) {
struct symbol *sym = (struct symbol *)(syme + 1);
struct symbol *sym = sym_entry__symbol(syme);
if (!strcmp(buf, sym->name)) {
found = syme;
@ -685,7 +690,7 @@ static void print_mapped_keys(void)
char *name = NULL;
if (sym_filter_entry) {
struct symbol *sym = (struct symbol *)(sym_filter_entry+1);
struct symbol *sym = sym_entry__symbol(sym_filter_entry);
name = sym->name;
}