diff options
Diffstat (limited to 'lib/report/report.c')
| -rw-r--r-- | lib/report/report.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/lib/report/report.c b/lib/report/report.c index fd8bb8fe8..ecb990e96 100644 --- a/lib/report/report.c +++ b/lib/report/report.c @@ -1686,6 +1686,31 @@ static int _lvskipactivation_disp(struct dm_report *rh, struct dm_pool *mem, return _binary_disp(rh, mem, field, skip_activation, "skip activation", private); } +/* + * Macro to generate '_cache_<cache_status_field_name>_disp' reporting function. + * The 'cache_status_field_name' is field name from struct dm_cache_status. + */ +#define GENERATE_CACHE_STATUS_DISP_FN(cache_status_field_name) \ +static int _cache_ ## cache_status_field_name ## _disp (struct dm_report *rh, \ + struct dm_pool *mem, \ + struct dm_report_field *field, \ + const void *data, \ + void *private) \ +{ \ + const struct lv_with_info_and_seg_status *lvdm = (const struct lv_with_info_and_seg_status *) data; \ + if (lvdm->seg_status->type != SEG_STATUS_CACHE) \ + return _field_set_value(field, "", &RESERVED(number_undef_64)); \ + return dm_report_field_uint64(rh, field, (void *) ((char *) lvdm->seg_status->status + offsetof(struct dm_status_cache, cache_status_field_name))); \ +} + +GENERATE_CACHE_STATUS_DISP_FN(total_blocks) +GENERATE_CACHE_STATUS_DISP_FN(used_blocks) +GENERATE_CACHE_STATUS_DISP_FN(dirty_blocks) +GENERATE_CACHE_STATUS_DISP_FN(read_hits) +GENERATE_CACHE_STATUS_DISP_FN(read_misses) +GENERATE_CACHE_STATUS_DISP_FN(write_hits) +GENERATE_CACHE_STATUS_DISP_FN(write_misses) + /* Report object types */ /* necessary for displaying something for PVs not belonging to VG */ |