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| author | Heinz Mauelshagen <heinzm@redhat.com> | 2020-06-24 13:52:53 +0200 |
|---|---|---|
| committer | Heinz Mauelshagen <heinzm@redhat.com> | 2020-06-24 13:52:56 +0200 |
| commit | 2cf0f90780bed64cb4062eb6dfa714ed03eecfb7 (patch) | |
| tree | 72cdfc1b57945411a8abe9363f9d4c17bd8ba58c | |
| parent | 3bd9d81b29fb8ba490d87b3557861bf00047855d (diff) | |
| download | lvm2-2cf0f90780bed64cb4062eb6dfa714ed03eecfb7.tar.gz | |
lv{resize,extend,reduce}: reject size change on 2-legged raid5*
Reject size changing request in to avoid 'Bus error' and
display hint to convert to more stripes.
Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1784351
| -rw-r--r-- | lib/metadata/lv_manip.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/metadata/lv_manip.c b/lib/metadata/lv_manip.c index c1c86aa4c..142435bbb 100644 --- a/lib/metadata/lv_manip.c +++ b/lib/metadata/lv_manip.c @@ -5066,6 +5066,7 @@ static int _lvresize_check(struct logical_volume *lv, struct lvresize_params *lp) { struct volume_group *vg = lv->vg; + struct lv_segment *seg = first_seg(lv); if (lv_is_external_origin(lv)) { /* @@ -5089,6 +5090,12 @@ static int _lvresize_check(struct logical_volume *lv, return 0; } + if (seg && seg_is_any_raid5(seg) && seg->area_count < 3) { + log_error("Cannot resize %s LV %s. Convert to more stripes first.", + lvseg_name(seg), display_lvname(lv)); + return 0; + } + if (lv_is_raid(lv) && lp->resize == LV_REDUCE) { unsigned attrs; |