dm-snap.c (3510cb94ff7b04b016bd22bfee913e2c1c05c066) dm-snap.c (985903bb3a6d98623360ab6c855417f638840029)
1/*
2 * dm-snapshot.c
3 *
4 * Copyright (C) 2001-2002 Sistina Software (UK) Limited.
5 *
6 * This file is released under the GPL.
7 */
8

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1169 switch (type) {
1170 case STATUSTYPE_INFO:
1171
1172 down_write(&snap->lock);
1173
1174 if (!snap->valid)
1175 DMEMIT("Invalid");
1176 else {
1/*
2 * dm-snapshot.c
3 *
4 * Copyright (C) 2001-2002 Sistina Software (UK) Limited.
5 *
6 * This file is released under the GPL.
7 */
8

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1169 switch (type) {
1170 case STATUSTYPE_INFO:
1171
1172 down_write(&snap->lock);
1173
1174 if (!snap->valid)
1175 DMEMIT("Invalid");
1176 else {
1177 if (snap->store->type->fraction_full) {
1178 sector_t numerator, denominator;
1179 snap->store->type->fraction_full(snap->store,
1180 &numerator,
1181 &denominator);
1182 DMEMIT("%llu/%llu",
1183 (unsigned long long)numerator,
1184 (unsigned long long)denominator);
1177 if (snap->store->type->usage) {
1178 sector_t total_sectors, sectors_allocated,
1179 metadata_sectors;
1180 snap->store->type->usage(snap->store,
1181 &total_sectors,
1182 &sectors_allocated,
1183 &metadata_sectors);
1184 DMEMIT("%llu/%llu %llu",
1185 (unsigned long long)sectors_allocated,
1186 (unsigned long long)total_sectors,
1187 (unsigned long long)metadata_sectors);
1185 }
1186 else
1187 DMEMIT("Unknown");
1188 }
1189
1190 up_write(&snap->lock);
1191
1192 break;

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1457 .map = origin_map,
1458 .resume = origin_resume,
1459 .status = origin_status,
1460 .iterate_devices = origin_iterate_devices,
1461};
1462
1463static struct target_type snapshot_target = {
1464 .name = "snapshot",
1188 }
1189 else
1190 DMEMIT("Unknown");
1191 }
1192
1193 up_write(&snap->lock);
1194
1195 break;

--- 264 unchanged lines hidden (view full) ---

1460 .map = origin_map,
1461 .resume = origin_resume,
1462 .status = origin_status,
1463 .iterate_devices = origin_iterate_devices,
1464};
1465
1466static struct target_type snapshot_target = {
1467 .name = "snapshot",
1465 .version = {1, 7, 0},
1468 .version = {1, 8, 0},
1466 .module = THIS_MODULE,
1467 .ctr = snapshot_ctr,
1468 .dtr = snapshot_dtr,
1469 .map = snapshot_map,
1470 .end_io = snapshot_end_io,
1471 .resume = snapshot_resume,
1472 .status = snapshot_status,
1473 .iterate_devices = snapshot_iterate_devices,

--- 100 unchanged lines hidden --- 		1469 .module = THIS_MODULE,
1470 .ctr = snapshot_ctr,
1471 .dtr = snapshot_dtr,
1472 .map = snapshot_map,
1473 .end_io = snapshot_end_io,
1474 .resume = snapshot_resume,
1475 .status = snapshot_status,
1476 .iterate_devices = snapshot_iterate_devices,

--- 100 unchanged lines hidden ---