18 lines
363 B
C
18 lines
363 B
C
#include <libk/std.h>
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#include <sync/spin_lock.h>
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#include <sys/irq.h>
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#include <sys/spin_lock.h>
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void spin_lock (spin_lock_t* sl) {
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irq_save ();
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while (atomic_flag_test_and_set_explicit (sl, memory_order_acquire))
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spin_lock_relax ();
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}
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void spin_unlock (spin_lock_t* sl) {
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atomic_flag_clear_explicit (sl, memory_order_release);
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irq_restore ();
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}
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