提交 4d3001fd 编写于 作者: A Arnaldo Carvalho de Melo

perf ui progress: Per progress bar state

That will ease using a progress bar across multiple functions, like in
the upcoming patches that will present a progress bar when collapsing
histograms.

Based on a previous patch by Namhyung Kim.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.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-cr7lq7ud9fj21bg7wvq27w1u@git.kernel.orgSigned-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>
上级 4779a2e9
......@@ -7,14 +7,14 @@
static GtkWidget *dialog;
static GtkWidget *progress;
static void gtk_ui_progress__update(u64 curr, u64 total, const char *title)
static void gtk_ui_progress__update(struct ui_progress *p)
{
double fraction = total ? 1.0 * curr / total : 0.0;
double fraction = p->total ? 1.0 * p->curr / p->total : 0.0;
char buf[1024];
if (dialog == NULL) {
GtkWidget *vbox = gtk_vbox_new(TRUE, 5);
GtkWidget *label = gtk_label_new(title);
GtkWidget *label = gtk_label_new(p->title);
dialog = gtk_window_new(GTK_WINDOW_TOPLEVEL);
progress = gtk_progress_bar_new();
......@@ -32,7 +32,7 @@ static void gtk_ui_progress__update(u64 curr, u64 total, const char *title)
}
gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progress), fraction);
snprintf(buf, sizeof(buf), "%"PRIu64" / %"PRIu64, curr, total);
snprintf(buf, sizeof(buf), "%"PRIu64" / %"PRIu64, p->curr, p->total);
gtk_progress_bar_set_text(GTK_PROGRESS_BAR(progress), buf);
/* we didn't call gtk_main yet, so do it manually */
......
#include "../cache.h"
#include "progress.h"
static void null_progress__update(u64 curr __maybe_unused,
u64 total __maybe_unused,
const char *title __maybe_unused)
static void null_progress__update(struct ui_progress *p __maybe_unused)
{
}
......@@ -14,9 +12,23 @@ static struct ui_progress_ops null_progress__ops =
struct ui_progress_ops *ui_progress__ops = &null_progress__ops;
void ui_progress__update(u64 curr, u64 total, const char *title)
void ui_progress__update(struct ui_progress *p, u64 adv)
{
return ui_progress__ops->update(curr, total, title);
p->curr += adv;
if (p->curr >= p->next) {
p->next += p->step;
ui_progress__ops->update(p);
}
}
void ui_progress__init(struct ui_progress *p, u64 total, const char *title)
{
p->curr = 0;
p->next = p->step = total / 16;
p->total = total;
p->title = title;
}
void ui_progress__finish(void)
......
......@@ -3,14 +3,21 @@
#include <../types.h>
void ui_progress__finish(void);
struct ui_progress {
const char *title;
u64 curr, next, step, total;
};
void ui_progress__init(struct ui_progress *p, u64 total, const char *title);
void ui_progress__update(struct ui_progress *p, u64 adv);
struct ui_progress_ops {
void (*update)(u64, u64, const char *);
void (*update)(struct ui_progress *p);
void (*finish)(void);
};
extern struct ui_progress_ops *ui_progress__ops;
void ui_progress__update(u64 curr, u64 total, const char *title);
void ui_progress__finish(void);
#endif
......@@ -5,7 +5,7 @@
#include "tui.h"
#include "../browser.h"
static void tui_progress__update(u64 curr, u64 total, const char *title)
static void tui_progress__update(struct ui_progress *p)
{
int bar, y;
/*
......@@ -15,7 +15,7 @@ static void tui_progress__update(u64 curr, u64 total, const char *title)
if (use_browser <= 0)
return;
if (total == 0)
if (p->total == 0)
return;
ui__refresh_dimensions(true);
......@@ -24,9 +24,9 @@ static void tui_progress__update(u64 curr, u64 total, const char *title)
SLsmg_set_color(0);
SLsmg_draw_box(y, 0, 3, SLtt_Screen_Cols);
SLsmg_gotorc(y++, 1);
SLsmg_write_string((char *)title);
SLsmg_write_string((char *)p->title);
SLsmg_set_color(HE_COLORSET_SELECTED);
bar = ((SLtt_Screen_Cols - 2) * curr) / total;
bar = ((SLtt_Screen_Cols - 2) * p->curr) / p->total;
SLsmg_fill_region(y, 1, 1, bar, ' ');
SLsmg_refresh();
pthread_mutex_unlock(&ui__lock);
......
......@@ -503,13 +503,16 @@ static int flush_sample_queue(struct perf_session *s,
struct perf_sample sample;
u64 limit = os->next_flush;
u64 last_ts = os->last_sample ? os->last_sample->timestamp : 0ULL;
unsigned idx = 0, progress_next = os->nr_samples / 16;
bool show_progress = limit == ULLONG_MAX;
struct ui_progress prog;
int ret;
if (!tool->ordered_samples || !limit)
return 0;
if (show_progress)
ui_progress__init(&prog, os->nr_samples, "Processing time ordered events...");
list_for_each_entry_safe(iter, tmp, head, list) {
if (session_done())
return 0;
......@@ -530,11 +533,9 @@ static int flush_sample_queue(struct perf_session *s,
os->last_flush = iter->timestamp;
list_del(&iter->list);
list_add(&iter->list, &os->sample_cache);
if (show_progress && (++idx >= progress_next)) {
progress_next += os->nr_samples / 16;
ui_progress__update(idx, os->nr_samples,
"Processing time ordered events...");
}
if (show_progress)
ui_progress__update(&prog, 1);
}
if (list_empty(head)) {
......@@ -1285,12 +1286,13 @@ int __perf_session__process_events(struct perf_session *session,
u64 file_size, struct perf_tool *tool)
{
int fd = perf_data_file__fd(session->file);
u64 head, page_offset, file_offset, file_pos, progress_next;
u64 head, page_offset, file_offset, file_pos;
int err, mmap_prot, mmap_flags, map_idx = 0;
size_t mmap_size;
char *buf, *mmaps[NUM_MMAPS];
union perf_event *event;
uint32_t size;
struct ui_progress prog;
perf_tool__fill_defaults(tool);
......@@ -1301,7 +1303,7 @@ int __perf_session__process_events(struct perf_session *session,
if (data_size && (data_offset + data_size < file_size))
file_size = data_offset + data_size;
progress_next = file_size / 16;
ui_progress__init(&prog, file_size, "Processing events...");
mmap_size = MMAP_SIZE;
if (mmap_size > file_size)
......@@ -1356,11 +1358,7 @@ int __perf_session__process_events(struct perf_session *session,
head += size;
file_pos += size;
if (file_pos >= progress_next) {
progress_next += file_size / 16;
ui_progress__update(file_pos, file_size,
"Processing events...");
}
ui_progress__update(&prog, size);
if (session_done())
goto out;
......
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