diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/cbmem/cbmem.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/util/cbmem/cbmem.c b/util/cbmem/cbmem.c index eae5da3390..21da71b24f 100644 --- a/util/cbmem/cbmem.c +++ b/util/cbmem/cbmem.c @@ -584,11 +584,20 @@ uint64_t timestamp_print_entry(uint32_t id, uint64_t stamp, uint64_t prev_stamp) return step_time; } +static int compare_timestamp_entries(const void *a, const void *b) +{ + const struct timestamp_entry *tse_a = (struct timestamp_entry *)a; + const struct timestamp_entry *tse_b = (struct timestamp_entry *)b; + + return tse_a->entry_stamp - tse_b->entry_stamp; +} + /* dump the timestamp table */ static void dump_timestamps(int mach_readable) { int i; const struct timestamp_table *tst_p; + struct timestamp_table *sorted_tst_p; size_t size; uint64_t prev_stamp; uint64_t total_time; @@ -625,13 +634,21 @@ static void dump_timestamps(int mach_readable) timestamp_print_entry(0, tst_p->base_time, prev_stamp); prev_stamp = tst_p->base_time; + sorted_tst_p = malloc(size); + if (!sorted_tst_p) + die("Failed to allocate memory"); + memcpy(sorted_tst_p, tst_p, size); + + qsort(&sorted_tst_p->entries[0], sorted_tst_p->num_entries, + sizeof(struct timestamp_entry), compare_timestamp_entries); + total_time = 0; - for (i = 0; i < tst_p->num_entries; i++) { + for (i = 0; i < sorted_tst_p->num_entries; i++) { uint64_t stamp; - const struct timestamp_entry *tse = &tst_p->entries[i]; + const struct timestamp_entry *tse = &sorted_tst_p->entries[i]; /* Make all timestamps absolute. */ - stamp = tse->entry_stamp + tst_p->base_time; + stamp = tse->entry_stamp + sorted_tst_p->base_time; if (mach_readable) total_time += timestamp_print_parseable_entry(tse->entry_id, @@ -649,6 +666,7 @@ static void dump_timestamps(int mach_readable) } unmap_memory(×tamp_mapping); + free(sorted_tst_p); } struct cbmem_console { |