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| author | Ingo Molnar <mingo@elte.hu> | 2011-02-23 15:50:13 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-02-23 15:50:13 +0100 |
| commit | 9848caf26dafefcec7881f0e3c35fc81c454ba59 (patch) | |
| tree | d95d95326b5d20de6525fee644fc5ce2f70b7d19 | |
| parent | 768a06e2ca49cdf72389208cfc056a36cf8bc5e3 (diff) | |
| parent | 9826e8329bc160e4cc58b83019f3f056965e42d0 (diff) | |
| download | kernel_samsung_tuna-9848caf26dafefcec7881f0e3c35fc81c454ba59.zip kernel_samsung_tuna-9848caf26dafefcec7881f0e3c35fc81c454ba59.tar.gz kernel_samsung_tuna-9848caf26dafefcec7881f0e3c35fc81c454ba59.tar.bz2 | |
Merge branch 'perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux-2.6 into perf/core
| -rw-r--r-- | tools/perf/Documentation/perf-lock.txt | 12 | ||||
| -rw-r--r-- | tools/perf/builtin-lock.c | 2 | ||||
| -rw-r--r-- | tools/perf/util/ui/browsers/top.c | 23 |
3 files changed, 34 insertions, 3 deletions
diff --git a/tools/perf/Documentation/perf-lock.txt b/tools/perf/Documentation/perf-lock.txt index 921de25..4a26a2f 100644 --- a/tools/perf/Documentation/perf-lock.txt +++ b/tools/perf/Documentation/perf-lock.txt @@ -24,8 +24,8 @@ and statistics with this 'perf lock' command. 'perf lock report' reports statistical data. -OPTIONS -------- +COMMON OPTIONS +-------------- -i:: --input=<file>:: @@ -39,6 +39,14 @@ OPTIONS --dump-raw-trace:: Dump raw trace in ASCII. +REPORT OPTIONS +-------------- + +-k:: +--key=<value>:: + Sorting key. Possible values: acquired (default), contended, + wait_total, wait_max, wait_min. + SEE ALSO -------- linkperf:perf[1] diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c index e00d938..2e93f99 100644 --- a/tools/perf/builtin-lock.c +++ b/tools/perf/builtin-lock.c @@ -893,7 +893,7 @@ static const char * const report_usage[] = { static const struct option report_options[] = { OPT_STRING('k', "key", &sort_key, "acquired", - "key for sorting"), + "key for sorting (acquired / contended / wait_total / wait_max / wait_min)"), /* TODO: type */ OPT_END() }; diff --git a/tools/perf/util/ui/browsers/top.c b/tools/perf/util/ui/browsers/top.c index 377ff58..2f47224 100644 --- a/tools/perf/util/ui/browsers/top.c +++ b/tools/perf/util/ui/browsers/top.c @@ -70,6 +70,7 @@ static void perf_top_browser__write(struct ui_browser *browser, void *entry, int static void perf_top_browser__update_rb_tree(struct perf_top_browser *browser) { struct perf_top *top = browser->b.priv; + u64 top_idx = browser->b.top_idx; browser->root = RB_ROOT; browser->b.top = NULL; @@ -82,7 +83,29 @@ static void perf_top_browser__update_rb_tree(struct perf_top_browser *browser) if (browser->sym_width + browser->dso_width > browser->b.width - 29) browser->sym_width = browser->b.width - browser->dso_width - 29; } + + /* + * Adjust the ui_browser indexes since the entries in the browser->root + * rb_tree may have changed, then seek it from start, so that we get a + * possible new top of the screen. + */ browser->b.nr_entries = top->rb_entries; + + if (top_idx >= browser->b.nr_entries) { + if (browser->b.height >= browser->b.nr_entries) + top_idx = browser->b.nr_entries - browser->b.height; + else + top_idx = 0; + } + + if (browser->b.index >= top_idx + browser->b.height) + browser->b.index = top_idx + browser->b.index - browser->b.top_idx; + + if (browser->b.index >= browser->b.nr_entries) + browser->b.index = browser->b.nr_entries - 1; + + browser->b.top_idx = top_idx; + browser->b.seek(&browser->b, top_idx, SEEK_SET); } static void perf_top_browser__annotate(struct perf_top_browser *browser) |