forked from luck/tmp_suning_uos_patched
8233822f40
Adding the size values '[current/total]' into progress bar, to show more detailed progress of data reading. Adding new ui_progress__init_size function to specify we want to display the size. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/20170908120510.22515-5-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
48 lines
906 B
C
48 lines
906 B
C
#include <linux/kernel.h>
|
|
#include "../cache.h"
|
|
#include "progress.h"
|
|
|
|
static void null_progress__update(struct ui_progress *p __maybe_unused)
|
|
{
|
|
}
|
|
|
|
static struct ui_progress_ops null_progress__ops =
|
|
{
|
|
.update = null_progress__update,
|
|
};
|
|
|
|
struct ui_progress_ops *ui_progress__ops = &null_progress__ops;
|
|
|
|
void ui_progress__update(struct ui_progress *p, u64 adv)
|
|
{
|
|
u64 last = p->curr;
|
|
|
|
p->curr += adv;
|
|
|
|
if (p->curr >= p->next) {
|
|
u64 nr = DIV_ROUND_UP(p->curr - last, p->step);
|
|
|
|
p->next += nr * p->step;
|
|
ui_progress__ops->update(p);
|
|
}
|
|
}
|
|
|
|
void __ui_progress__init(struct ui_progress *p, u64 total,
|
|
const char *title, bool size)
|
|
{
|
|
p->curr = 0;
|
|
p->next = p->step = total / 16 ?: 1;
|
|
p->total = total;
|
|
p->title = title;
|
|
p->size = size;
|
|
|
|
if (ui_progress__ops->init)
|
|
ui_progress__ops->init(p);
|
|
}
|
|
|
|
void ui_progress__finish(void)
|
|
{
|
|
if (ui_progress__ops->finish)
|
|
ui_progress__ops->finish();
|
|
}
|