15 lines
400 B
C
15 lines
400 B
C
#include <libk/std.h>
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#include <sync/spin_lock.h>
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#include <sys/spin_lock.h>
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void spin_lock(spin_lock_t* sl, uint64_t* flags) {
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spin_lock_save_flags(flags);
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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, uint64_t flags) {
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atomic_flag_clear_explicit(sl, memory_order_release);
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spin_lock_restore_flags(flags);
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}
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