1 /****************************************************************************
2 ****************************************************************************
4 *** This header was automatically generated from a Linux kernel header
5 *** of the same name, to make information necessary for userspace to
6 *** call into the kernel available to libc. It contains only constants,
7 *** structures, and macros generated from the original header, and thus,
8 *** contains no copyrightable information.
10 ****************************************************************************
11 ****************************************************************************/
12 #ifndef _ASM_GENERIC_BITOPS_ATOMIC_H_
13 #define _ASM_GENERIC_BITOPS_ATOMIC_H_
15 #include <asm/types.h>
17 #define BITOP_MASK(nr) (1UL << ((nr) % BITS_PER_LONG))
18 #define BITOP_WORD(nr) ((nr) / BITS_PER_LONG)
20 #define _atomic_spin_lock_irqsave(l,f) do { local_irq_save(f); } while (0)
21 #define _atomic_spin_unlock_irqrestore(l,f) do { local_irq_restore(f); } while (0)