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f6bb2a2c MW |
1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
2 | #ifndef _LINUX_XARRAY_H | |
3 | #define _LINUX_XARRAY_H | |
4 | /* | |
5 | * eXtensible Arrays | |
6 | * Copyright (c) 2017 Microsoft Corporation | |
7 | * Author: Matthew Wilcox <mawilcox@microsoft.com> | |
8 | */ | |
9 | ||
10 | #include <linux/spinlock.h> | |
11 | ||
12 | #define xa_trylock(xa) spin_trylock(&(xa)->xa_lock) | |
13 | #define xa_lock(xa) spin_lock(&(xa)->xa_lock) | |
14 | #define xa_unlock(xa) spin_unlock(&(xa)->xa_lock) | |
15 | #define xa_lock_bh(xa) spin_lock_bh(&(xa)->xa_lock) | |
16 | #define xa_unlock_bh(xa) spin_unlock_bh(&(xa)->xa_lock) | |
17 | #define xa_lock_irq(xa) spin_lock_irq(&(xa)->xa_lock) | |
18 | #define xa_unlock_irq(xa) spin_unlock_irq(&(xa)->xa_lock) | |
19 | #define xa_lock_irqsave(xa, flags) \ | |
20 | spin_lock_irqsave(&(xa)->xa_lock, flags) | |
21 | #define xa_unlock_irqrestore(xa, flags) \ | |
22 | spin_unlock_irqrestore(&(xa)->xa_lock, flags) | |
23 | ||
24 | #endif /* _LINUX_XARRAY_H */ |