From 13ce88a2b204e9b05206b624bbcca00446312ebb Mon Sep 17 00:00:00 2001 From: Zdenek Kabelac Date: Wed, 26 Oct 2022 14:38:29 +0200 Subject: [PATCH 086/115] dev_manager: accept misalined vdo pools. Since lvm2 may create VDO pool virtual size aligned only on extent size while VDO itself is just 4K aligned - we need to support such misalign. (cherry picked from commit 2e79b005c2013fb03d8a48a3cfd8e70a982dd65b) --- lib/activate/dev_manager.c | 8 +++++--- lib/metadata/vdo_manip.c | 10 ++-------- 2 files changed, 7 insertions(+), 11 deletions(-) diff --git a/lib/activate/dev_manager.c b/lib/activate/dev_manager.c index 9058510e4..5b72bf772 100644 --- a/lib/activate/dev_manager.c +++ b/lib/activate/dev_manager.c @@ -263,7 +263,7 @@ static int _info_run(const char *dlid, struct dm_info *dminfo, int dmtask; int with_flush; /* TODO: arg for _info_run */ void *target = NULL; - uint64_t target_start, target_length, start, length, length_crop = 0; + uint64_t target_start, target_length, start, extent_size, length, length_crop = 0; char *target_name, *target_params; const char *devname; @@ -292,8 +292,8 @@ static int _info_run(const char *dlid, struct dm_info *dminfo, /* Query status only for active device */ if (seg_status && dminfo->exists) { - start = length = seg_status->seg->lv->vg->extent_size; - start *= seg_status->seg->le; + extent_size = length = seg_status->seg->lv->vg->extent_size; + start = extent_size * seg_status->seg->le; length *= _seg_len(seg_status->seg); /* Uses max DM_THIN_MAX_METADATA_SIZE sectors for metadata device */ @@ -314,6 +314,8 @@ static int _info_run(const char *dlid, struct dm_info *dminfo, if ((start == target_start) && ((length == target_length) || + ((lv_is_vdo_pool(seg_status->seg->lv)) && /* should fit within extent size */ + (length < target_length) && ((length + extent_size) > target_length)) || (length_crop && (length_crop == target_length)))) break; /* Keep target_params when matching segment is found */ diff --git a/lib/metadata/vdo_manip.c b/lib/metadata/vdo_manip.c index 0db401537..1cd2130a7 100644 --- a/lib/metadata/vdo_manip.c +++ b/lib/metadata/vdo_manip.c @@ -263,7 +263,6 @@ static int _format_vdo_pool_data_lv(struct logical_volume *data_lv, return 0; } -reformat: if (*logical_size) { logical_size_aligned = 0; if (dm_snprintf(buf_args[args], sizeof(buf_args[0]), "--logical-size=" FMTu64 "K", @@ -374,13 +373,8 @@ reformat: // align obtained size to extent size logical_size_aligned = *logical_size / data_lv->vg->extent_size * data_lv->vg->extent_size; if (*logical_size != logical_size_aligned) { - *logical_size = logical_size_aligned; - argv[1] = (char*) "--force"; - args = 2; - reformating = 1; - log_verbose("Reformating VDO to align virtual size %s by extent size.", - display_size(data_lv->vg->cmd, *logical_size)); - goto reformat; + log_debug("Using bigger VDO virtual size unaligned on extent size by %s.", + display_size(data_lv->vg->cmd, *logical_size - logical_size_aligned)); } } -- 2.41.0