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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1408 | serge | 1 | /* |
| 1964 | serge | 2 | * kref.h - library routines for handling generic reference counted objects |
| 1408 | serge | 3 | * |
| 4 | * Copyright (C) 2004 Greg Kroah-Hartman |
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| 5 | * Copyright (C) 2004 IBM Corp. |
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| 6 | * |
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| 7 | * based on kobject.h which was: |
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| 8 | * Copyright (C) 2002-2003 Patrick Mochel |
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| 9 | * Copyright (C) 2002-2003 Open Source Development Labs |
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| 10 | * |
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| 11 | * This file is released under the GPLv2. |
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| 12 | * |
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| 13 | */ |
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| 14 | |||
| 15 | #ifndef _KREF_H_ |
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| 16 | #define _KREF_H_ |
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| 17 | |||
| 18 | #include |
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| 19 | |||
| 20 | struct kref { |
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| 21 | atomic_t refcount; |
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| 22 | }; |
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| 23 | |||
| 24 | void kref_init(struct kref *kref); |
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| 25 | void kref_get(struct kref *kref); |
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| 26 | int kref_put(struct kref *kref, void (*release) (struct kref *kref)); |
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| 1970 | serge | 27 | int kref_sub(struct kref *kref, unsigned int count, |
| 28 | void (*release) (struct kref *kref)); |
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| 1408 | serge | 29 | |
| 30 | #endif /* _KREF_H_ */ |