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linux-2.6/arch/s390
Carsten Otte e52b2af541 KVM: s390: Fix race condition in kvm_s390_handle_wait
The call to add_timer was issued before local_int.lock was taken and before
timer_due was set to 0. If the timer expires before the lock is being taken,
the timer function will set timer_due to 1 and exit before the vcpu falls
asleep. Depending on other external events, the vcpu might sleep forever.
This fix pulls setting timer_due to the beginning of the function before
add_timer, which ensures correct behavior.

Signed-off-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
2008-06-06 21:08:26 +03:00
..
appldata [S390] appldata: prevent cpu hotplug when walking cpu_online_map. 2008-05-30 10:03:34 +02:00
boot [PATCH] use ${CROSS_COMPILE}installkernel in arch/*/boot/install.sh 2005-06-23 09:45:07 -07:00
crypto [CRYPTO] sha384: Hardware acceleration for s390 2008-04-21 10:19:21 +08:00
hypfs Kobject: convert arch/* from kobject_unregister() to kobject_put() 2008-01-24 20:40:39 -08:00
kernel [S390] disassembler: fix idte instruction format. 2008-05-30 10:03:36 +02:00
kvm KVM: s390: Fix race condition in kvm_s390_handle_wait 2008-06-06 21:08:26 +03:00
lib [S390] uaccess_mvcos: #ifdef config dependent code. 2008-04-30 13:38:46 +02:00
math-emu [S390] remove -traditional 2008-04-30 13:38:44 +02:00
mm KVM: s390: fix locking order problem in enable_sie 2008-06-06 21:08:26 +03:00
oprofile Combine instrumentation menus in kernel/Kconfig.instrumentation 2007-10-19 11:53:54 -07:00
Kconfig [S390] fix sparsemem related compile error with allnoconfig on s390 2008-05-30 10:03:33 +02:00
Kconfig.debug [S390] DEBUG_PAGEALLOC support for s390. 2008-02-05 16:50:54 +01:00
Makefile KVM: s390: arch backend for the kvm kernel module 2008-04-27 12:00:42 +03:00
defconfig [S390] Update default configuration. 2008-05-30 10:03:36 +02:00