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dmstats: convert 'print' to dm_stats_foreach_region()

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This commit is contained in:
Bryn M. Reeves 2016-07-05 11:09:38 +01:00
parent 2047b8e565
commit 01cc11d9f8
1 changed files with 29 additions and 14 deletions
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43
tools/dmsetup.c
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@ -5051,6 +5051,23 @@ out:
return r;
}
static int _stats_print_one_region(struct dm_stats *dms, int clear,
uint64_t region_id)
{
char *stbuff = NULL;
/*FIXME: line control for large regions */
if (!(stbuff = dm_stats_print_region(dms, region_id, 0, 0, clear))) {
log_error("Could not print statistics region.");
return 0;
}
printf("%s", stbuff);
dm_stats_buffer_destroy(dms, stbuff);
return 1;
}
static int _stats_print(CMD_ARGS)
{
struct dm_stats *dms;
@ -5079,8 +5096,6 @@ static int _stats_print(CMD_ARGS)
name = argv[0];
}
region_id = (uint64_t) _int_args[REGION_ID_ARG];
if (!(dms = dm_stats_create(DM_STATS_PROGRAM_ID)))
return_0;
@ -5095,15 +5110,18 @@ static int _stats_print(CMD_ARGS)
goto out;
}
dm_stats_walk_init(dms, DM_STATS_WALK_REGION);
dm_stats_walk_do(dms) {
if (_switches[ALL_REGIONS_ARG])
region_id = dm_stats_get_current_region(dms);
if (!allregions) {
region_id = (uint64_t) _int_args[REGION_ID_ARG];
if (!_stats_print_one_region(dms, clear, region_id))
goto_out;
r = 1;
goto out;
}
if (!dm_stats_region_present(dms, region_id)) {
log_error("No such region: %"PRIu64".", region_id);
goto out;
}
dm_stats_foreach_region(dms) {
region_id = dm_stats_get_current_region(dms);
if (!_stats_print_one_region(dms, clear, region_id))
goto_out;
/*FIXME: line control for large regions */
if (!(stbuff = dm_stats_print_region(dms, region_id, 0, 0, clear))) {
@ -5112,11 +5130,8 @@ static int _stats_print(CMD_ARGS)
}
printf("%s", stbuff);
dm_stats_buffer_destroy(dms, stbuff);
dm_stats_walk_next(dms);
} dm_stats_walk_while(dms);
}
r = 1;