shaba/lvm2
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Suspend virtual origin before real snapshot.

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Because preload of table for snapshot can produce snapshot
metadata (in kernel cow header) read.

Code should suspend origin first to avoid possible deadlock
when preloading (thus calling snapshot in-kernel constructor)
for origin with suspended cow device.

(fixes previous commit)
This commit is contained in:
Milan Broz 2009-06-06 16:37:15 +00:00
parent 66086ce962
commit a908d0030c
1 changed files with 1 additions and 1 deletions
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2
lib/metadata/lv_manip.c
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@ -1806,7 +1806,7 @@ int lv_rename(struct cmd_context *cmd, struct logical_volume *lv,
/* rename active virtual origin too */
if (lv_is_cow(lv) && lv_is_virtual_origin(lvl2.lv = origin_from_cow(lv)))
dm_list_add(&lvs_changed, &lvl2.list);
dm_list_add_h(&lvs_changed, &lvl2.list);
log_verbose("Writing out updated volume group");
if (!vg_write(vg))