| /* SPDX-License-Identifier: GPL-2.0+ */ |
| #ifndef _LINUX_XARRAY_H |
| #define _LINUX_XARRAY_H |
| /* |
| * eXtensible Arrays |
| * Copyright (c) 2017 Microsoft Corporation |
| * Author: Matthew Wilcox <mawilcox@microsoft.com> |
| */ |
| |
| #include <linux/spinlock.h> |
| |
| #define xa_trylock(xa) spin_trylock(&(xa)->xa_lock) |
| #define xa_lock(xa) spin_lock(&(xa)->xa_lock) |
| #define xa_unlock(xa) spin_unlock(&(xa)->xa_lock) |
| #define xa_lock_bh(xa) spin_lock_bh(&(xa)->xa_lock) |
| #define xa_unlock_bh(xa) spin_unlock_bh(&(xa)->xa_lock) |
| #define xa_lock_irq(xa) spin_lock_irq(&(xa)->xa_lock) |
| #define xa_unlock_irq(xa) spin_unlock_irq(&(xa)->xa_lock) |
| #define xa_lock_irqsave(xa, flags) \ |
| spin_lock_irqsave(&(xa)->xa_lock, flags) |
| #define xa_unlock_irqrestore(xa, flags) \ |
| spin_unlock_irqrestore(&(xa)->xa_lock, flags) |
| |
| #endif /* _LINUX_XARRAY_H */ |
