AcoSail/kernel_optimize_test
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perf report/top: Add 'k' hotkey to zoom directly into the kernel map

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As a convenience, equivalent to pressing Enter in a line with a kernel
symbol and then selecting "Zoom" into the kernel DSO.

Reviewed-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-vbnlnrpyfvz9deqoobtc3dz7@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2019-12-12 13:06:36 -03:00
parent 632003f400
commit 209f4e70a2
1 changed files with 8 additions and 1 deletions
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9
tools/perf/ui/browsers/hists.c
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@ -18,7 +18,9 @@
#include "../../util/evlist.h" #include "../../util/evlist.h"
#include "../../util/header.h" #include "../../util/header.h"
#include "../../util/hist.h" #include "../../util/hist.h"
#include "../../util/machine.h"
#include "../../util/map.h" #include "../../util/map.h"
#include "../../util/maps.h"
#include "../../util/symbol.h" #include "../../util/symbol.h"
#include "../../util/map_symbol.h" #include "../../util/map_symbol.h"
#include "../../util/branch.h" #include "../../util/branch.h"
@ -2566,7 +2568,7 @@ add_dso_opt(struct hist_browser *browser, struct popup_action *act,
if (!hists__has(browser->hists, dso) || map == NULL) if (!hists__has(browser->hists, dso) || map == NULL)
return 0; return 0;
if (asprintf(optstr, "Zoom %s %s DSO", if (asprintf(optstr, "Zoom %s %s DSO (use the 'k' hotkey to zoom directly into the kernel)",
browser->hists->dso_filter ? "out of" : "into", browser->hists->dso_filter ? "out of" : "into",
__map__is_kernel(map) ? "the Kernel" : map->dso->short_name) < 0) __map__is_kernel(map) ? "the Kernel" : map->dso->short_name) < 0)
return 0; return 0;
@ -2936,6 +2938,7 @@ static int perf_evsel__hists_browse(struct evsel *evsel, int nr_events,
"E Expand all callchains\n" \ "E Expand all callchains\n" \
"F Toggle percentage of filtered entries\n" \ "F Toggle percentage of filtered entries\n" \
"H Display column headers\n" \ "H Display column headers\n" \
"k Zoom into the kernel map\n" \
"L Change percent limit\n" \ "L Change percent limit\n" \
"m Display context menu\n" \ "m Display context menu\n" \
"S Zoom into current Processor Socket\n" \ "S Zoom into current Processor Socket\n" \
@ -3033,6 +3036,10 @@ static int perf_evsel__hists_browse(struct evsel *evsel, int nr_events,
actions->ms.map = map; actions->ms.map = map;
do_zoom_dso(browser, actions); do_zoom_dso(browser, actions);
continue; continue;
case 'k':
if (browser->selection != NULL)
hists_browser__zoom_map(browser, browser->selection->maps->machine->vmlinux_map);
continue;
case 'V': case 'V':
verbose = (verbose + 1) % 4; verbose = (verbose + 1) % 4;
browser->show_dso = verbose > 0; browser->show_dso = verbose > 0;