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84ac218f02
As far as I can tell the only reason microblaze has __ARCH_WANT_INTERRUPTS_ON_CTXSW is because it initializes new task state with interrupts enabled so that on switch_to() interrupts get enabled. So change copy_thread() to clear MSR_IE instead of set it, this will ensure switch_to() will always keep IRQs disabled. The scheduler will disable IRQs when taking rq->lock in schedule() and enable IRQs in finish_lock_switch() after its done its magic. This leaves ARM the only __ARCH_WANT_INTERRUPTS_ON_CTXSW user. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Michal Simek <monstr@monstr.eu> |
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boot | ||
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include/asm | ||
kernel | ||
lib | ||
mm | ||
oprofile | ||
pci | ||
platform | ||
Kconfig | ||
Kconfig.debug | ||
Makefile |