diff options
author | Len Brown <len.brown@intel.com> | 2006-01-27 17:18:29 -0500 |
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committer | Len Brown <len.brown@intel.com> | 2006-01-27 17:18:29 -0500 |
commit | 292dd876ee765c478b27c93cc51e93a558ed58bf (patch) | |
tree | 5b740e93253295baee2a9c414a6c66d03d44a9ef /include/asm-m68knommu/futex.h | |
parent | d4ec6c7cc9a15a7a529719bc3b84f46812f9842e (diff) | |
parent | 9fdb62af92c741addbea15545f214a6e89460865 (diff) |
Pull release into acpica branch
Diffstat (limited to 'include/asm-m68knommu/futex.h')
-rw-r--r-- | include/asm-m68knommu/futex.h | 49 |
1 files changed, 1 insertions, 48 deletions
diff --git a/include/asm-m68knommu/futex.h b/include/asm-m68knommu/futex.h index 9feff4ce142..6a332a9f099 100644 --- a/include/asm-m68knommu/futex.h +++ b/include/asm-m68knommu/futex.h @@ -1,53 +1,6 @@ #ifndef _ASM_FUTEX_H #define _ASM_FUTEX_H -#ifdef __KERNEL__ +#include <asm-generic/futex.h> -#include <linux/futex.h> -#include <asm/errno.h> -#include <asm/uaccess.h> - -static inline int -futex_atomic_op_inuser (int encoded_op, int __user *uaddr) -{ - int op = (encoded_op >> 28) & 7; - int cmp = (encoded_op >> 24) & 15; - int oparg = (encoded_op << 8) >> 20; - int cmparg = (encoded_op << 20) >> 20; - int oldval = 0, ret; - if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) - oparg = 1 << oparg; - - if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int))) - return -EFAULT; - - inc_preempt_count(); - - switch (op) { - case FUTEX_OP_SET: - case FUTEX_OP_ADD: - case FUTEX_OP_OR: - case FUTEX_OP_ANDN: - case FUTEX_OP_XOR: - default: - ret = -ENOSYS; - } - - dec_preempt_count(); - - if (!ret) { - switch (cmp) { - case FUTEX_OP_CMP_EQ: ret = (oldval == cmparg); break; - case FUTEX_OP_CMP_NE: ret = (oldval != cmparg); break; - case FUTEX_OP_CMP_LT: ret = (oldval < cmparg); break; - case FUTEX_OP_CMP_GE: ret = (oldval >= cmparg); break; - case FUTEX_OP_CMP_LE: ret = (oldval <= cmparg); break; - case FUTEX_OP_CMP_GT: ret = (oldval > cmparg); break; - default: ret = -ENOSYS; - } - } - return ret; -} - -#endif #endif |