https://github.com/torvalds/linux
Revision 1650b4ebc99da4c137bfbfc531be4a2405f951dd authored by Ignacio Alvarado on 04 November 2016, 19:15:55 UTC, committed by Radim Krčmář on 19 November 2016, 18:04:04 UTC
Function user_notifier_unregister should be called only once for each
registered user notifier.
Function kvm_arch_hardware_disable can be executed from an IPI context
which could cause a race condition with a VCPU returning to user mode
and attempting to unregister the notifier.
Signed-off-by: Ignacio Alvarado <ikalvarado@google.com>
Cc: stable@vger.kernel.org
Fixes: 18863bdd60f8 ("KVM: x86 shared msr infrastructure")
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
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- v2.6.16-rc6
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History 
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Tip revision: 1650b4ebc99da4c137bfbfc531be4a2405f951dd authored by Ignacio Alvarado on 04 November 2016, 19:15:55 UTC
KVM: Disable irq while unregistering user notifier
KVM: Disable irq while unregistering user notifier
Tip revision: 1650b4e
| File | Mode | Size |
|---|---|---|
| Documentation | ||
| arch | ||
| block | ||
| certs | ||
| crypto | ||
| drivers | ||
| firmware | ||
| fs | ||
| include | ||
| init | ||
| ipc | ||
| kernel | ||
| lib | ||
| mm | ||
| net | ||
| samples | ||
| scripts | ||
| security | ||
| sound | ||
| tools | ||
| usr | ||
| virt | ||
| .cocciconfig | -rw-r--r-- | 59 bytes |
| .get_maintainer.ignore | -rw-r--r-- | 31 bytes |
| .gitattributes | -rw-r--r-- | 30 bytes |
| .gitignore | -rw-r--r-- | 1.3 KB |
| .mailmap | -rw-r--r-- | 7.5 KB |
| COPYING | -rw-r--r-- | 18.3 KB |
| CREDITS | -rw-r--r-- | 96.0 KB |
| Kbuild | -rw-r--r-- | 2.8 KB |
| Kconfig | -rw-r--r-- | 252 bytes |
| MAINTAINERS | -rw-r--r-- | 373.4 KB |
| Makefile | -rw-r--r-- | 57.4 KB |
| README | -rw-r--r-- | 17.9 KB |
| REPORTING-BUGS | -rw-r--r-- | 7.3 KB |
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