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Diffstat (limited to 'sys/ia64/include/sf_buf.h')
-rw-r--r-- | sys/ia64/include/sf_buf.h | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/sys/ia64/include/sf_buf.h b/sys/ia64/include/sf_buf.h deleted file mode 100644 index 44d0109..0000000 --- a/sys/ia64/include/sf_buf.h +++ /dev/null @@ -1,72 +0,0 @@ -/*- - * Copyright (c) 2003 Alan L. Cox <alc@cs.rice.edu> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * $FreeBSD$ - */ - -#ifndef _MACHINE_SF_BUF_H_ -#define _MACHINE_SF_BUF_H_ - -#include <vm/vm.h> -#include <vm/vm_param.h> -#include <vm/vm_page.h> - -/* - * On this machine, the only purpose for which sf_buf is used is to implement - * an opaque pointer required by the machine-independent parts of the kernel. - * That pointer references the vm_page that is "mapped" by the sf_buf. The - * actual mapping is provided by the direct virtual-to-physical mapping. - */ -struct sf_buf; - -static inline struct sf_buf * -sf_buf_alloc(struct vm_page *m, int pri) -{ - - return ((struct sf_buf *)m); -} - -static inline void -sf_buf_free(struct sf_buf *sf) -{ -} - -static __inline vm_page_t -sf_buf_page(struct sf_buf *sf) -{ - - return ((vm_page_t)sf); -} - -static __inline vm_offset_t -sf_buf_kva(struct sf_buf *sf) -{ - vm_page_t m; - - m = sf_buf_page(sf); - return (pmap_page_to_va(m)); -} - -#endif /* !_MACHINE_SF_BUF_H_ */ |