X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-v850%2Ffutex.h;h=6a332a9f099c2eafbf78ee5f79056a349d41a775;hb=b2cfcd75df77b80d9cc3fa84190a350dfa79eb93;hp=2cac5ecd9d00b07132c0d4706141e0c342c0e4ac;hpb=1077682b2f97cee76a79cf38bab3fa022a97d9f8;p=pandora-kernel.git diff --git a/include/asm-v850/futex.h b/include/asm-v850/futex.h index 2cac5ecd9d00..6a332a9f099c 100644 --- a/include/asm-v850/futex.h +++ b/include/asm-v850/futex.h @@ -1,53 +1,6 @@ #ifndef _ASM_FUTEX_H #define _ASM_FUTEX_H -#ifdef __KERNEL__ +#include -#include -#include -#include - -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, tem; - 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