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30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #ifndef __ia32_BARRIER_H__ |
35 | #ifndef KERN_ia32_BARRIER_H_ |
36 | #define __ia32_BARRIER_H__ |
36 | #define KERN_ia32_BARRIER_H_ |
37 | 37 | ||
38 | /* |
38 | /* |
39 | * NOTE: |
39 | * NOTE: |
40 | * No barriers for critical section (i.e. spinlock) on IA-32 are needed: |
40 | * No barriers for critical section (i.e. spinlock) on IA-32 are needed: |
41 | * - spinlock_lock() and spinlock_trylock() use serializing XCHG instruction |
41 | * - spinlock_lock() and spinlock_trylock() use serializing XCHG instruction |
Line 86... | Line 86... | ||
86 | 86 | ||
87 | #endif |
87 | #endif |
88 | 88 | ||
89 | /** @} |
89 | /** @} |
90 | */ |
90 | */ |
91 | - |