perf report: Group options in a struct

Paving the way to remove these globals when we change the perf_event_ops
to receive as a first parameter a pointer to a perf_event_ops that will
then provide access to perf_report via container_of.

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-2eh2vi2nb5z3tg1lvoxv09xu@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2011-11-17 12:19:04 -02:00
parent e3f4260962
commit fa372aae33

View File

@ -35,25 +35,25 @@
#include <linux/bitmap.h> #include <linux/bitmap.h>
static char const *input_name = "perf.data"; static struct perf_report {
char const *input_name;
bool force, use_tui, use_stdio;
bool hide_unresolved;
bool dont_use_callchains;
bool show_full_info;
bool show_threads;
bool inverted_callchain;
struct perf_read_values show_threads_values;
const char *pretty_printing_style;
symbol_filter_t annotate_init;
const char *cpu_list;
DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
} report = {
.input_name = "perf.data",
.pretty_printing_style = "normal",
}, *rep = &report;
static bool force, use_tui, use_stdio; static char callchain_default_opt[] = "fractal,0.5,callee";
static bool hide_unresolved;
static bool dont_use_callchains;
static bool show_full_info;
static bool show_threads;
static struct perf_read_values show_threads_values;
static const char default_pretty_printing_style[] = "normal";
static const char *pretty_printing_style = default_pretty_printing_style;
static char callchain_default_opt[] = "fractal,0.5,callee";
static bool inverted_callchain;
static symbol_filter_t annotate_init;
static const char *cpu_list;
static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS);
static int perf_session__add_hist_entry(struct perf_session *session, static int perf_session__add_hist_entry(struct perf_session *session,
struct addr_location *al, struct addr_location *al,
@ -114,16 +114,16 @@ static int process_sample_event(union perf_event *event,
struct addr_location al; struct addr_location al;
if (perf_event__preprocess_sample(event, session, &al, sample, if (perf_event__preprocess_sample(event, session, &al, sample,
annotate_init) < 0) { rep->annotate_init) < 0) {
fprintf(stderr, "problem processing %d event, skipping it.\n", fprintf(stderr, "problem processing %d event, skipping it.\n",
event->header.type); event->header.type);
return -1; return -1;
} }
if (al.filtered || (hide_unresolved && al.sym == NULL)) if (al.filtered || (rep->hide_unresolved && al.sym == NULL))
return 0; return 0;
if (cpu_list && !test_bit(sample->cpu, cpu_bitmap)) if (rep->cpu_list && !test_bit(sample->cpu, rep->cpu_bitmap))
return 0; return 0;
if (al.map != NULL) if (al.map != NULL)
@ -143,9 +143,9 @@ static int process_read_event(union perf_event *event,
{ {
struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist,
event->read.id); event->read.id);
if (show_threads) { if (rep->show_threads) {
const char *name = evsel ? event_name(evsel) : "unknown"; const char *name = evsel ? event_name(evsel) : "unknown";
perf_read_values_add_value(&show_threads_values, perf_read_values_add_value(&rep->show_threads_values,
event->read.pid, event->read.tid, event->read.pid, event->read.tid,
event->read.id, event->read.id,
name, name,
@ -173,7 +173,8 @@ static int perf_session__setup_sample_type(struct perf_session *self)
"you call 'perf record' without -g?\n"); "you call 'perf record' without -g?\n");
return -1; return -1;
} }
} else if (!dont_use_callchains && callchain_param.mode != CHAIN_NONE && } else if (!rep->dont_use_callchains &&
callchain_param.mode != CHAIN_NONE &&
!symbol_conf.use_callchain) { !symbol_conf.use_callchain) {
symbol_conf.use_callchain = true; symbol_conf.use_callchain = true;
if (callchain_register_param(&callchain_param) < 0) { if (callchain_register_param(&callchain_param) < 0) {
@ -241,11 +242,11 @@ static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist,
parent_pattern == default_parent_pattern) { parent_pattern == default_parent_pattern) {
fprintf(stdout, "#\n# (%s)\n#\n", help); fprintf(stdout, "#\n# (%s)\n#\n", help);
if (show_threads) { if (rep->show_threads) {
bool style = !strcmp(pretty_printing_style, "raw"); bool style = !strcmp(rep->pretty_printing_style, "raw");
perf_read_values_display(stdout, &show_threads_values, perf_read_values_display(stdout, &rep->show_threads_values,
style); style);
perf_read_values_destroy(&show_threads_values); perf_read_values_destroy(&rep->show_threads_values);
} }
} }
@ -264,21 +265,23 @@ static int __cmd_report(void)
signal(SIGINT, sig_handler); signal(SIGINT, sig_handler);
session = perf_session__new(input_name, O_RDONLY, force, false, &event_ops); session = perf_session__new(rep->input_name, O_RDONLY,
rep->force, false, &event_ops);
if (session == NULL) if (session == NULL)
return -ENOMEM; return -ENOMEM;
if (cpu_list) { if (rep->cpu_list) {
ret = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap); ret = perf_session__cpu_bitmap(session, rep->cpu_list,
rep->cpu_bitmap);
if (ret) if (ret)
goto out_delete; goto out_delete;
} }
if (use_browser <= 0) if (use_browser <= 0)
perf_session__fprintf_info(session, stdout, show_full_info); perf_session__fprintf_info(session, stdout, rep->show_full_info);
if (show_threads) if (rep->show_threads)
perf_read_values_init(&show_threads_values); perf_read_values_init(&rep->show_threads_values);
ret = perf_session__setup_sample_type(session); ret = perf_session__setup_sample_type(session);
if (ret) if (ret)
@ -327,7 +330,8 @@ static int __cmd_report(void)
} }
if (nr_samples == 0) { if (nr_samples == 0) {
ui__warning("The %s file has no samples!\n", input_name); ui__warning("The %s file has no samples!\n",
rep->input_name);
goto out_delete; goto out_delete;
} }
@ -364,7 +368,7 @@ parse_callchain_opt(const struct option *opt __used, const char *arg,
* --no-call-graph * --no-call-graph
*/ */
if (unset) { if (unset) {
dont_use_callchains = true; rep->dont_use_callchains = true;
return 0; return 0;
} }
@ -439,7 +443,7 @@ static const char * const report_usage[] = {
}; };
static const struct option options[] = { static const struct option options[] = {
OPT_STRING('i', "input", &input_name, "file", OPT_STRING('i', "input", &report.input_name, "file",
"input file name"), "input file name"),
OPT_INCR('v', "verbose", &verbose, OPT_INCR('v', "verbose", &verbose,
"be more verbose (show symbol address, etc)"), "be more verbose (show symbol address, etc)"),
@ -449,17 +453,18 @@ static const struct option options[] = {
"file", "vmlinux pathname"), "file", "vmlinux pathname"),
OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name,
"file", "kallsyms pathname"), "file", "kallsyms pathname"),
OPT_BOOLEAN('f', "force", &force, "don't complain, do it"), OPT_BOOLEAN('f', "force", &report.force, "don't complain, do it"),
OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules, OPT_BOOLEAN('m', "modules", &symbol_conf.use_modules,
"load module symbols - WARNING: use only with -k and LIVE kernel"), "load module symbols - WARNING: use only with -k and LIVE kernel"),
OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples, OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples,
"Show a column with the number of samples"), "Show a column with the number of samples"),
OPT_BOOLEAN('T', "threads", &show_threads, OPT_BOOLEAN('T', "threads", &report.show_threads,
"Show per-thread event counters"), "Show per-thread event counters"),
OPT_STRING(0, "pretty", &pretty_printing_style, "key", OPT_STRING(0, "pretty", &report.pretty_printing_style, "key",
"pretty printing style key: normal raw"), "pretty printing style key: normal raw"),
OPT_BOOLEAN(0, "tui", &use_tui, "Use the TUI interface"), OPT_BOOLEAN(0, "tui", &report.use_tui, "Use the TUI interface"),
OPT_BOOLEAN(0, "stdio", &use_stdio, "Use the stdio interface"), OPT_BOOLEAN(0, "stdio", &report.use_stdio,
"Use the stdio interface"),
OPT_STRING('s', "sort", &sort_order, "key[,key2...]", OPT_STRING('s', "sort", &sort_order, "key[,key2...]",
"sort by key(s): pid, comm, dso, symbol, parent"), "sort by key(s): pid, comm, dso, symbol, parent"),
OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization, OPT_BOOLEAN(0, "showcpuutilization", &symbol_conf.show_cpu_utilization,
@ -471,7 +476,8 @@ static const struct option options[] = {
OPT_CALLBACK_DEFAULT('g', "call-graph", NULL, "output_type,min_percent, call_order", OPT_CALLBACK_DEFAULT('g', "call-graph", NULL, "output_type,min_percent, call_order",
"Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold and callchain order. " "Display callchains using output_type (graph, flat, fractal, or none) , min percent threshold and callchain order. "
"Default: fractal,0.5,callee", &parse_callchain_opt, callchain_default_opt), "Default: fractal,0.5,callee", &parse_callchain_opt, callchain_default_opt),
OPT_BOOLEAN('G', "inverted", &inverted_callchain, "alias for inverted call graph"), OPT_BOOLEAN('G', "inverted", &report.inverted_callchain,
"alias for inverted call graph"),
OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]", OPT_STRING('d', "dsos", &symbol_conf.dso_list_str, "dso[,dso...]",
"only consider symbols in these dsos"), "only consider symbols in these dsos"),
OPT_STRING('C', "comms", &symbol_conf.comm_list_str, "comm[,comm...]", OPT_STRING('C', "comms", &symbol_conf.comm_list_str, "comm[,comm...]",
@ -484,12 +490,13 @@ static const struct option options[] = {
OPT_STRING('t', "field-separator", &symbol_conf.field_sep, "separator", OPT_STRING('t', "field-separator", &symbol_conf.field_sep, "separator",
"separator for columns, no spaces will be added between " "separator for columns, no spaces will be added between "
"columns '.' is reserved."), "columns '.' is reserved."),
OPT_BOOLEAN('U', "hide-unresolved", &hide_unresolved, OPT_BOOLEAN('U', "hide-unresolved", &report.hide_unresolved,
"Only display entries resolved to a symbol"), "Only display entries resolved to a symbol"),
OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory",
"Look for files with symbols relative to this directory"), "Look for files with symbols relative to this directory"),
OPT_STRING('c', "cpu", &cpu_list, "cpu", "list of cpus to profile"), OPT_STRING('c', "cpu", &report.cpu_list, "cpu",
OPT_BOOLEAN('I', "show-info", &show_full_info, "list of cpus to profile"),
OPT_BOOLEAN('I', "show-info", &report.show_full_info,
"Display extended information about perf.data file"), "Display extended information about perf.data file"),
OPT_BOOLEAN(0, "source", &symbol_conf.annotate_src, OPT_BOOLEAN(0, "source", &symbol_conf.annotate_src,
"Interleave source code with assembly code (default)"), "Interleave source code with assembly code (default)"),
@ -506,15 +513,15 @@ int cmd_report(int argc, const char **argv, const char *prefix __used)
{ {
argc = parse_options(argc, argv, options, report_usage, 0); argc = parse_options(argc, argv, options, report_usage, 0);
if (use_stdio) if (report.use_stdio)
use_browser = 0; use_browser = 0;
else if (use_tui) else if (report.use_tui)
use_browser = 1; use_browser = 1;
if (inverted_callchain) if (report.inverted_callchain)
callchain_param.order = ORDER_CALLER; callchain_param.order = ORDER_CALLER;
if (strcmp(input_name, "-") != 0) if (strcmp(report.input_name, "-") != 0)
setup_browser(true); setup_browser(true);
else else
use_browser = 0; use_browser = 0;
@ -525,7 +532,7 @@ int cmd_report(int argc, const char **argv, const char *prefix __used)
*/ */
if (use_browser > 0) { if (use_browser > 0) {
symbol_conf.priv_size = sizeof(struct annotation); symbol_conf.priv_size = sizeof(struct annotation);
annotate_init = symbol__annotate_init; report.annotate_init = symbol__annotate_init;
/* /*
* For searching by name on the "Browse map details". * For searching by name on the "Browse map details".
* providing it only in verbose mode not to bloat too * providing it only in verbose mode not to bloat too