Red Hat ENTERPRISE LINUX 5.5 - TECHNICAL NOTES Manual page 170

Chapter 1. Package Updates
The lvm2 packages contain support for Logical Volume Management (LVM).
This update applies the following bug fixes:
* Fixes crash in dmevnetd if both snapshot and mirror monitoring is used.
* Fixes several memory locking problems which could lead to deadlocks.
* Uses read-only instead or write lock for lvchange --refresh.
* Fixes bug where non-blocking file locks could be granted in error.
* Uses fixed buffer to prevent stack overflow in persistent filter dump.
* Fixes default device mode permissions when using static lvm.
* Fixes return code of info call for query by uuid.
* Allows vgremove of a VG with PVs missing.
* Drops metadata cache after device was autorepaired and removed from VG.
* Removes missing flag in metadata if PV reappeared and is empty.
* Fixes unlocking of Volume Group in pvresize and toollib error paths.
* Removes log volume from metadata if initial deactivation fails.
* Fixes several memory leaks in pvs and pvdisplay commands.
* Dumps persistent device filter after every full scan.
* Refreshes device filters before full device rescan.
* Returns error status if vgchange fails to activate some volume.
* Restricts vgchange to activate only visible LVs.
* Fixes pvmove region_size overflow for very large PVs.
* Fixes lvcreate and lvresize %PVS argument always to use sensible total size.
* Delays announcing mirror monitoring to syslog until initialisation succeeded.
* Doesn't attempt to deactivate an LV if any of its snapshots are in use.
* Fixes pvcreate string termination in duplicate uuid warning message.
* Makes lvchange --refresh only take a read lock on volume group.
* Makes lvconvert honour log mirror options combined with downconversion.
* Makes all tools use consistent lock ordering obtaining VG_ORPHAN lock second.
* Fixes memory leak in vgsplit when re-reading the vg.
* Fixes crash in vg_release.
* Explicitly requests fallback to default major number in device mapper.
* Rounds up requested readahead to at least one page and print warning.
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