Difference between revisions of "Download/kernel/rhel6-testing/042stab056.2/changes"

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== Changes ==
 
== Changes ==
{{kernel link|rhel6-testing|042stab055.11}}:
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Since {{kernel link|rhel6-testing|042stab055.11}}:
 
* [cpt] cleanup: unneeded check for <code>PF_EXIT_RESTART</code> removed ({{B|2266}})
 
* [cpt] cleanup: unneeded check for <code>PF_EXIT_RESTART</code> removed ({{B|2266}})
 
* [fuse] <code>fuse_get_context()->pid</code> has been virtualized ({{B|2245}})
 
* [fuse] <code>fuse_get_context()->pid</code> has been virtualized ({{B|2245}})
 
* [fuse] [major] kaio support has been added
 
* [fuse] [major] kaio support has been added
 
* [ext4] [major, performance] possibility to submit big BIOs has been added (PCLIN-30841)
 
* [ext4] [major, performance] possibility to submit big BIOs has been added (PCLIN-30841)
** This functionality is enabled by default, can be disabled by setting <code>/sys/fs/ext4/features/batched_writeback</code> to 0.
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** enabled by default, disable by setting <code>/sys/fs/ext4/features/batched_writeback</code> to 0.
 
* [ext4] fdatasync optimization feature switch has been added (PSBM-12094)
 
* [ext4] fdatasync optimization feature switch has been added (PSBM-12094)
** Now it can be disabled by setting <code>/sys/fs/ext4/features/optimize_fsync</code> to 0
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** disable by setting <code>/sys/fs/ext4/features/optimize_fsync</code> to 0
 
* [sysrq] add sysrq-a, move sched-debug from sysrq-t to it
 
* [sysrq] add sysrq-a, move sched-debug from sysrq-t to it
* [sysctl] Add kernel.hung_task_verbosity sysctl (see [[/proc/sys/kernel/hung_task_verbosity]])
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* [sysctl] Add kernel.hung_task_verbosity sysctl (see /[[proc/sys/kernel/hung_task_verbosity]])
 
* [ipc] allow <code>mqueue</code> fs to be mounted in container
 
* [ipc] allow <code>mqueue</code> fs to be mounted in container
 
* [bridge] put brmark check code under <code>CONFIG_BRIDGE</code>
 
* [bridge] put brmark check code under <code>CONFIG_BRIDGE</code>

Latest revision as of 09:44, 22 May 2012

Changes[edit]

Since 042stab055.11:

  • [cpt] cleanup: unneeded check for PF_EXIT_RESTART removed (#2266)
  • [fuse] fuse_get_context()->pid has been virtualized (#2245)
  • [fuse] [major] kaio support has been added
  • [ext4] [major, performance] possibility to submit big BIOs has been added (PCLIN-30841)
    • enabled by default, disable by setting /sys/fs/ext4/features/batched_writeback to 0.
  • [ext4] fdatasync optimization feature switch has been added (PSBM-12094)
    • disable by setting /sys/fs/ext4/features/optimize_fsync to 0
  • [sysrq] add sysrq-a, move sched-debug from sysrq-t to it
  • [sysctl] Add kernel.hung_task_verbosity sysctl (see /proc/sys/kernel/hung_task_verbosity)
  • [ipc] allow mqueue fs to be mounted in container
  • [bridge] put brmark check code under CONFIG_BRIDGE
  • [cpt] check/fix negative hrtimer expires on nanosleep futex_wait rst
  • [fuse] show active requests, open files, connection info in fusectl files
  • [fuse] fix handling IO errors
  • [fuse] don't leave a page locked in case of write_being error
  • [sched] make CONFIG_DEBUG_SPINLOCK_SLEEP work with CONFIG_PREEMPT off
  • [ploop] fix handling preallocated space on truncate (PSBM-13082, PSBM-13083)
  • [ploop] avoid overflow of 'long' in ploop_bd_full (#2249)
  • [ploop] update modify time if ploop image is mounted rw (PSBM-12847)
  • [netdev] simplify dev_hard_start_xmit (PSBM-11782)
  • [uevent] send events in correct order according to seqnum (PSBM-11728)