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kprintf: only call eventfd() if it is safe to interrupt

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Missing ARM64 implementation, cannot test right now

Change-Id: Ia05e8b7952b19bcd8fdac1f920d9bfe341be8b97
This commit is contained in:
Dominique Martinet
2018-06-18 18:05:07 +09:00
committed by Dominique Martinet
parent 6df4bd8f8c
commit ad2cb6375a
3 changed files with 18 additions and 4 deletions
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5
arch/x86_64/kernel/include/arch-lock.h
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@ -602,4 +602,9 @@ __mcs_rwlock_reader_unlock(struct mcs_rwlock_lock *lock, struct mcs_rwlock_node_
#endif
}
static inline int irqflags_can_interrupt(unsigned long flags)
{
return !!(flags & 0x200);
}
#endif