[lvm-devel] LVM2 ./WHATS_NEW ./WHATS_NEW_DM daemons/dmeven ...
zkabelac at sourceware.org
zkabelac at sourceware.org
Fri Mar 2 22:57:26 UTC 2012
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: zkabelac at sourceware.org 2012-03-02 22:57:25
Modified files:
. : WHATS_NEW WHATS_NEW_DM
daemons/dmeventd: dmeventd.c
Log message:
List _thread_registry missed mutex
Operation on _thread_registry needs to be covered by mutex.
Cosmetic move a die code after free for valgind short leak list.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/WHATS_NEW.diff?cvsroot=lvm2&r1=1.2334&r2=1.2335
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/WHATS_NEW_DM.diff?cvsroot=lvm2&r1=1.582&r2=1.583
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/daemons/dmeventd/dmeventd.c.diff?cvsroot=lvm2&r1=1.94&r2=1.95
--- LVM2/WHATS_NEW 2012/03/02 21:49:43 1.2334
+++ LVM2/WHATS_NEW 2012/03/02 22:57:25 1.2335
@@ -12,7 +12,6 @@
Revert free of allocated segtype in init segment error path (2.02.89).
Test dm_hash_insert() failures in filter-persistent.c and fid_add_mda().
Ensure clvmd message is always \0 terminated after read.
- Better detection of missing dmeventd fifo connection (2.02.93).
Add some close() and dev_close() error path backtraces.
For polling daemon reopen stdin,stdout,stderr to /dev/null.
Limit the max size of processed clvmd message to ~8KB.
--- LVM2/WHATS_NEW_DM 2012/03/02 17:31:21 1.582
+++ LVM2/WHATS_NEW_DM 2012/03/02 22:57:25 1.583
@@ -1,8 +1,10 @@
Version 1.02.73 -
====================================
+ Test _thread_registry list with holding mutex in dmeventd.
Added dm_tree_node_set_callback() for preload and deactivation hooks.
Drop unsupported TRIM message for thin pool.
Improve logging for fifo startup in dmeventd.
+ Better detection of missing dmeventd fifo connection (1.02.71).
Add few pointer validation in dmsetup.
Support dm_task_get_driver_version() query without version string.
Log failure of pthread_join when cleaning unused threads in dmeventd.
--- LVM2/daemons/dmeventd/dmeventd.c 2012/03/01 22:54:17 1.94
+++ LVM2/daemons/dmeventd/dmeventd.c 2012/03/02 22:57:25 1.95
@@ -1491,9 +1491,9 @@
if (!_client_write(fifos, &msg))
stack;
- if (die) raise(9);
-
dm_free(msg.data);
+
+ if (die) raise(9);
}
static void _process_initial_registrations(void)
@@ -1987,11 +1987,13 @@
while (!_exit_now) {
_process_request(&fifos);
_cleanup_unused_threads();
+ _lock_mutex();
if (!dm_list_empty(&_thread_registry)
|| !dm_list_empty(&_thread_registry_unused))
_thread_registries_empty = 0;
else
_thread_registries_empty = 1;
+ _unlock_mutex();
}
_exit_dm_lib();
More information about the lvm-devel
mailing list