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* [ploop] possible deadlock detected by lockdep fixed (PSBM-12210)
 
* [ploop] possible deadlock detected by lockdep fixed (PSBM-12210)
 
* [block] support for in-kernel direct aio added. (patch-set backports a few Zach Brown's patches from Chris Mason) (PCLIN-30658)
 
* [block] support for in-kernel direct aio added. (patch-set backports a few Zach Brown's patches from Chris Mason) (PCLIN-30658)
* [idle] add boot param <code>intel_auto_demotion=force</code> to forcibly enable intel auto demotion. For debug (PSBM-11477)
+
* [idle] add boot param 'intel_auto_demotion=force' to forcibly enable intel auto demotion. For debug (PSBM-11477)
 
* [proc] kernel panic in /proc dentry put fixed (PSBM-12306)
 
* [proc] kernel panic in /proc dentry put fixed (PSBM-12306)
 
* [ploop] add discard support
 
* [ploop] add discard support
 
* [bridge] tcpdump shows incoming traffic in bridged veth CT (PCLIN-30814)
 
* [bridge] tcpdump shows incoming traffic in bridged veth CT (PCLIN-30814)
 
* [block] order of nested locking fixed in partition resize ioctl
 
* [block] order of nested locking fixed in partition resize ioctl
* [ext4/ploop] preserve <code>balloon_ino</code> option on remount. Otherwise this option is dropped when some distrib scripts (unaware of ploop/balloon) remount root inside a CT. Use "<code>balloon_ino=0</code>" mount option if you need to really drop balloon. ({{B|2225}}, PSBM-12337)
+
* [ext4/ploop] preserve balloon_ino option on remount. Otherwise this option is dropped when some distrib scripts (unaware of ploop/balloon) remount root inside a CT. Use "balloon_ino=0" mount option if you need to really drop balloon. ({{B|2225}}, PSBM-12337)
 
* [cpt] bypass limits on inotify files creation during CT checkpoint (PSBM-12475)
 
* [cpt] bypass limits on inotify files creation during CT checkpoint (PSBM-12475)
 
* [ploop] possible deadlock fixed
 
* [ploop] possible deadlock fixed
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* [ubc] livelock in bdev cache allocation fixed (PSBM-12523)
 
* [ubc] livelock in bdev cache allocation fixed (PSBM-12523)
 
* [cpt] a CT with tun device inside could not be migrated twice (PSBM-12502)
 
* [cpt] a CT with tun device inside could not be migrated twice (PSBM-12502)
* [ploop] <code>ENOSPC</code> threshold defaults set: 2Gb for root, 4Gb for users. These thresholds can be changed via <code>ploop.ko</code> parameters
+
* [ploop] ENOSPC threshold defaults set: 2Gb for root, 4Gb for users. These thresholds can be changed via ploop.ko parameters
 
* [ploop] debug messages on error paths added
 
* [ploop] debug messages on error paths added
* [ubc] UB ram limit check skipped for <code>__GFP_NOFAIL</code> allocations. This prevents possible deadlocks (PSBM-12523)
+
* [ubc] UB ram limit check skipped for __GFP_NOFAIL allocations. This prevents possible deadlocks (PSBM-12523)
 
* [ploop] max disk-space preallocation limited to 128MB independently on ploop cluster-block size. This reduces initial size of ploop image (PSBM-12546)
 
* [ploop] max disk-space preallocation limited to 128MB independently on ploop cluster-block size. This reduces initial size of ploop image (PSBM-12546)
 
* [megaraid_sas] mask off flags in the ioctl path to prevent memory scribble with older MegaCLI versions ({{B|2240}})
 
* [megaraid_sas] mask off flags in the ioctl path to prevent memory scribble with older MegaCLI versions ({{B|2240}})
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* [cgroups] kernel panic in devcgroup_seq_read() has been fixed (PSBM-12254)
 
* [cgroups] kernel panic in devcgroup_seq_read() has been fixed (PSBM-12254)
 
* [cpt] task credentials fix
 
* [cpt] task credentials fix
* [sheduler stat] <code>/proc/uptime</code> should now show correct idle time inside CT (PCLIN-30774)
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* [sheduler stat] /proc/uptime should now show correct idle time inside CT (PCLIN-30774)
* [fs] fix occasional NULL pointer dereference in <code>show_vfsmnt()</code> -> <code>prepare_mnt_root_mangle()</code> (PCLIN-30843, {{B|2188#c62}})
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* [fs] fix occasional NULL pointer dereference in show_vfsmnt() -> prepare_mnt_root_mangle() (PCLIN-30843, {{B|2188#c62}})
* [fs] <code>fdatasync()</code> optimization and statistics (<code>/sys/fs/ext4/$dev{inflight_requests,optimized_flushes}</code>) (PSBM-12094)
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* [fs] fdatasync() optimization and statistics (/sys/fs/ext4/$dev{inflight_requests,optimized_flushes}) (PSBM-12094)
 
* [cpt] fix locking for netfilter conntrack expectations (PSBM-12691)
 
* [cpt] fix locking for netfilter conntrack expectations (PSBM-12691)
 
* [cpt] do not try to restore CT which can't be undumped (PSBM-12693, possibly {{B|2244}})
 
* [cpt] do not try to restore CT which can't be undumped (PSBM-12693, possibly {{B|2244}})
* [ploop] initial (incomplete) implementation of <code>io_kaio</code> - ploop io module based on in-kernel direct aio (PCLIN-30658)
+
* [ploop] initial (incomplete) implementation of io_kaio - ploop io module based on in-kernel direct aio (PCLIN-30658)
 
* [ploop] optimization to more effectively merge requests by converting bio reqs to ploop reqs earlier
 
* [ploop] optimization to more effectively merge requests by converting bio reqs to ploop reqs earlier
 
* fix sysinfo in containers: don't clean uptime, procs and loads ({{B|2051}})
 
* fix sysinfo in containers: don't clean uptime, procs and loads ({{B|2051}})
* [cpufreq] fix memory leak in <code>cpufreq_add_dev</code>
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* [ms] [cpufreq] fix memory leak in cpufreq_add_dev
* [ext4] check for zero length extent to prevent <code>BUG_ON</code> (bz.k.org #42859, PSBM-12241)
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* [ms] [ext4] check for zero length extent to prevent BUG_ON (bz.k.org #42859, PSBM-12241)
* [nfs] <code>lockd</code>: change ve in locks reclaimer thread (PSBM-12799)
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* [nfs] lockd: change ve in locks reclaimer thread (PSBM-12799)
 
* [ext4] Fix race leading to endless wait in <code>ext4_ioend_wait()</code> (PSBM-12831, PCLIN-30867, {{B|2258}})
 
* [ext4] Fix race leading to endless wait in <code>ext4_ioend_wait()</code> (PSBM-12831, PCLIN-30867, {{B|2258}})
 
* [ext4] Add fsync optimization statistics (PCLIN-30870)
 
* [ext4] Add fsync optimization statistics (PCLIN-30870)
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* [cpt] online migration with tmpfs inside from kernels older than 54.1 failures fixed (PCLIN-30881)
 
* [cpt] online migration with tmpfs inside from kernels older than 54.1 failures fixed (PCLIN-30881)
 
* [fs] sync has been made per-container (was global) (PCLIN-30842)
 
* [fs] sync has been made per-container (was global) (PCLIN-30842)
* [vzquota] soft lockups on <code>inode_lock</code> have been fixed (PCLIN-30858, {{B|2255}})
+
* [vzquota] soft lockups on inode_lock have been fixed (PCLIN-30858, {{B|2255}})
  
 
=== See also ===
 
=== See also ===
 
* {{RHSA|2012-0481}}
 
* {{RHSA|2012-0481}}

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