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| author | Al Viro <viro@zeniv.linux.org.uk> | 2008-08-19 05:44:32 +0400 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2008-10-23 09:55:21 +0400 |
| commit | f5ad6a42b700d9687bb97cf461e7f2506e3006d6 (patch) | |
| tree | 1bd92ee745ce1bdf459147dd9cbdb440c72cd9f8 /arch/um/sys-i386/sysdep/host_ldt.h | |
| parent | 17dcf75d3ea11d7e26110ba85677cfadbccecf45 (diff) | |
| download | linux-f5ad6a42b700d9687bb97cf461e7f2506e3006d6.tar.xz | |
x86, um: get rid of sysdep symlink
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/um/sys-i386/sysdep/host_ldt.h')
| -rw-r--r-- | arch/um/sys-i386/sysdep/host_ldt.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/um/sys-i386/sysdep/host_ldt.h b/arch/um/sys-i386/sysdep/host_ldt.h new file mode 100644 index 000000000000..0953cc4df652 --- /dev/null +++ b/arch/um/sys-i386/sysdep/host_ldt.h @@ -0,0 +1,34 @@ +#ifndef __ASM_HOST_LDT_I386_H +#define __ASM_HOST_LDT_I386_H + +#include <asm/ldt.h> + +/* + * macros stolen from include/asm-i386/desc.h + */ +#define LDT_entry_a(info) \ + ((((info)->base_addr & 0x0000ffff) << 16) | ((info)->limit & 0x0ffff)) + +#define LDT_entry_b(info) \ + (((info)->base_addr & 0xff000000) | \ + (((info)->base_addr & 0x00ff0000) >> 16) | \ + ((info)->limit & 0xf0000) | \ + (((info)->read_exec_only ^ 1) << 9) | \ + ((info)->contents << 10) | \ + (((info)->seg_not_present ^ 1) << 15) | \ + ((info)->seg_32bit << 22) | \ + ((info)->limit_in_pages << 23) | \ + ((info)->useable << 20) | \ + 0x7000) + +#define LDT_empty(info) (\ + (info)->base_addr == 0 && \ + (info)->limit == 0 && \ + (info)->contents == 0 && \ + (info)->read_exec_only == 1 && \ + (info)->seg_32bit == 0 && \ + (info)->limit_in_pages == 0 && \ + (info)->seg_not_present == 1 && \ + (info)->useable == 0 ) + +#endif |