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From: zkabelac@sourceware.org To: lvm-devel@redhat.com, lvm2-cvs@sourceware.org Subject: LVM2/lib/thin thin.c Date: Sat, 22 Oct 2011 16:45:00 -0000 [thread overview] Message-ID: <20111022164526.8793.qmail@sourceware.org> (raw) CVSROOT: /cvs/lvm2 Module name: LVM2 Changes by: zkabelac@sourceware.org 2011-10-22 16:45:25 Modified files: lib/thin : thin.c Log message: Consistently use metadata LV as the first in MDA Cosmetic cleanup. Mark LV as thin pool before calling attach_pool functions. Patches: http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/thin/thin.c.diff?cvsroot=lvm2&r1=1.24&r2=1.25 --- LVM2/lib/thin/thin.c 2011/10/21 11:38:36 1.24 +++ LVM2/lib/thin/thin.c 2011/10/22 16:45:25 1.25 @@ -92,34 +92,35 @@ const char *lv_name; struct logical_volume *pool_data_lv, *pool_metadata_lv; - if (!dm_config_get_str(sn, "pool", &lv_name)) - return SEG_LOG_ERROR("Pool must be a string in"); - - if (!(pool_data_lv = find_lv(seg->lv->vg, lv_name))) - return SEG_LOG_ERROR("Unknown pool %s in", lv_name); - if (!dm_config_get_str(sn, "metadata", &lv_name)) return SEG_LOG_ERROR("Metadata must be a string in"); if (!(pool_metadata_lv = find_lv(seg->lv->vg, lv_name))) return SEG_LOG_ERROR("Unknown metadata %s in", lv_name); - if (!attach_pool_data_lv(seg, pool_data_lv)) - return_0; + if (!dm_config_get_str(sn, "pool", &lv_name)) + return SEG_LOG_ERROR("Pool must be a string in"); + if (!(pool_data_lv = find_lv(seg->lv->vg, lv_name))) + return SEG_LOG_ERROR("Unknown pool %s in", lv_name); + + seg->lv->status |= THIN_POOL; if (!attach_pool_metadata_lv(seg, pool_metadata_lv)) return_0; + if (!attach_pool_data_lv(seg, pool_data_lv)) + return_0; + if (!dm_config_get_uint64(sn, "transaction_id", &seg->transaction_id)) return SEG_LOG_ERROR("Could not read transaction_id for"); + if (!dm_config_get_uint32(sn, "data_block_size", &seg->data_block_size)) + return SEG_LOG_ERROR("Could not read data_block_size"); + if (dm_config_has_node(sn, "low_water_mark") && !dm_config_get_uint64(sn, "low_water_mark", &seg->low_water_mark)) return SEG_LOG_ERROR("Could not read low_water_mark"); - if (!dm_config_get_uint32(sn, "data_block_size", &seg->data_block_size)) - return SEG_LOG_ERROR("Could not read data_block_size"); - if ((seg->data_block_size < DM_THIN_MIN_DATA_BLOCK_SIZE) || (seg->data_block_size > DM_THIN_MAX_DATA_BLOCK_SIZE)) return SEG_LOG_ERROR("Unsupported value %u for data_block_size", @@ -129,8 +130,6 @@ !dm_config_get_uint32(sn, "zero_new_blocks", &seg->zero_new_blocks)) return SEG_LOG_ERROR("Could not read zero_new_blocks for"); - seg->lv->status |= THIN_POOL; - /* Read messages */ for (; sn; sn = sn->sib) if (!(sn->v) && !_thin_pool_add_message(seg, sn->key, sn->child)) @@ -152,9 +151,10 @@ unsigned cnt = 0; const struct lv_thin_message *tmsg; - outf(f, "pool = \"%s\"", seg_lv(seg, 0)->name); outf(f, "metadata = \"%s\"", seg->pool_metadata_lv->name); + outf(f, "pool = \"%s\"", seg_lv(seg, 0)->name); outf(f, "transaction_id = %" PRIu64, seg->transaction_id); +// FIXME maybe switch to use chunksize (as with snapshot ??) outf(f, "data_block_size = %u", seg->data_block_size); if (seg->low_water_mark)
next reply other threads:[~2011-10-22 16:45 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-10-22 16:45 zkabelac [this message] -- strict thread matches above, loose matches on Subject: below -- 2012-01-19 15:42 zkabelac 2011-12-21 12:56 zkabelac 2011-11-03 14:37 zkabelac 2011-10-28 20:25 zkabelac 2011-10-20 10:32 zkabelac 2011-10-20 10:30 zkabelac 2011-10-17 14:17 zkabelac 2011-10-11 8:51 zkabelac 2011-10-06 11:06 zkabelac 2011-09-06 22:35 zkabelac 2011-09-01 10:16 zkabelac
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