[Natty,0/8] Backport killable request_module()

The following changes since commit 773c2e5b6fba66cb775b20593c1862d7a226985f:

  KVM: x86: fix missing checks in syscall emulation (2012-03-16 10:08:10 -0300)

are available in the git repository at:

  git://kernel.ubuntu.com/rtg/ubuntu-natty.git lp963685-usermode-helper

for you to fetch changes up to d26407be000cb0e30e0aeff5288d15cda0adf4da:

  UBUNTU: SAUCE: ubuntu drivers: use UMH_WAIT_PROC consistently (2012-03-26 08:48:04 -0600)

----------------------------------------------------------------
Oleg Nesterov (7):
      usermodehelper: use UMH_WAIT_PROC consistently
      usermodehelper: introduce umh_complete(sub_info)
      usermodehelper: implement UMH_KILLABLE
      usermodehelper: kill umh_wait, renumber UMH_* constants
      usermodehelper: ____call_usermodehelper() doesn't need do_exit()
      kmod: introduce call_modprobe() helper
      kmod: make __request_module() killable

Tim Gardner (1):
      UBUNTU: SAUCE: ubuntu drivers: use UMH_WAIT_PROC consistently

 drivers/block/drbd/drbd_nl.c           |    2 +-
 drivers/staging/rtl8187se/r8180_core.c |    2 +-
 drivers/staging/rtl8192e/r8192E_dm.c   |    2 +-
 drivers/video/uvesafb.c                |    2 +-
 include/linux/kmod.h                   |   17 +++---
 kernel/kmod.c                          |   84 ++++++++++++++++++++++++++------
 security/keys/request_key.c            |    2 +-
 security/tomoyo/load_policy.c          |    2 +-
 ubuntu/fsam7400/fsam7400.c             |    4 +-
 ubuntu/ndiswrapper/loader.c            |    6 +-
 ubuntu/rtl8192se/rtl_dm.c              |    6 +-
 11 files changed, 91 insertions(+), 38 deletions(-)

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On 26.03.2012 16:53, Tim Gardner wrote:
> The following changes since commit
> 773c2e5b6fba66cb775b20593c1862d7a226985f:
> 
> KVM: x86: fix missing checks in syscall emulation (2012-03-16 10:08:10
> -0300)
> 
> are available in the git repository at:
> 
> git://kernel.ubuntu.com/rtg/ubuntu-natty.git lp963685-usermode-helper
> 
> for you to fetch changes up to d26407be000cb0e30e0aeff5288d15cda0adf4da:
> 
> UBUNTU: SAUCE: ubuntu drivers: use UMH_WAIT_PROC consistently (2012-03-26
> 08:48:04 -0600)
> 
> ---------------------------------------------------------------- Oleg
> Nesterov (7): usermodehelper: use UMH_WAIT_PROC consistently 
> usermodehelper: introduce umh_complete(sub_info) usermodehelper: implement
> UMH_KILLABLE usermodehelper: kill umh_wait, renumber UMH_* constants 
> usermodehelper: ____call_usermodehelper() doesn't need do_exit() kmod:
> introduce call_modprobe() helper kmod: make __request_module() killable
> 
> Tim Gardner (1): UBUNTU: SAUCE: ubuntu drivers: use UMH_WAIT_PROC
> consistently
> 
> drivers/block/drbd/drbd_nl.c           |    2 +- 
> drivers/staging/rtl8187se/r8180_core.c |    2 +- 
> drivers/staging/rtl8192e/r8192E_dm.c   |    2 +- drivers/video/uvesafb.c
> |    2 +- include/linux/kmod.h                   |   17 +++--- 
> kernel/kmod.c                          |   84
> ++++++++++++++++++++++++++------ security/keys/request_key.c            |
> 2 +- security/tomoyo/load_policy.c          |    2 +- 
> ubuntu/fsam7400/fsam7400.c             |    4 +- 
> ubuntu/ndiswrapper/loader.c            |    6 +- ubuntu/rtl8192se/rtl_dm.c
> |    6 +- 11 files changed, 91 insertions(+), 38 deletions(-)
> 

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This is a heafty pile of patches, but many are pretty small overall.
The upstream references look ok.  It should be easy to test, systems
should stop booting right if this is wrong.  As this is a user
triggerable DOS and assuming some testing:

Acked-by: Andy Whitcroft <apw@canonical.com>

-apw