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More safety for spinlock

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This commit is contained in:
Baptiste Wicht 2016-06-30 20:59:52 +02:00
parent 3df6abb169
commit 1ea3f90f4e
1 changed files with 1 additions and 0 deletions
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kernel/include/spinlock.hpp
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@ -15,6 +15,7 @@ private:
public: public:
void acquire(){ void acquire(){
while(!__sync_bool_compare_and_swap(&lock, 0, 1)); while(!__sync_bool_compare_and_swap(&lock, 0, 1));
__sync_synchronize();
} }
void release(){ void release(){