summaryrefslogtreecommitdiffstats
path: root/arch/um/sys-i386/shared/sysdep/tls.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/um/sys-i386/shared/sysdep/tls.h')
-rw-r--r--arch/um/sys-i386/shared/sysdep/tls.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/um/sys-i386/shared/sysdep/tls.h b/arch/um/sys-i386/shared/sysdep/tls.h
new file mode 100644
index 00000000000..34550755b2a
--- /dev/null
+++ b/arch/um/sys-i386/shared/sysdep/tls.h
@@ -0,0 +1,32 @@
+#ifndef _SYSDEP_TLS_H
+#define _SYSDEP_TLS_H
+
+# ifndef __KERNEL__
+
+/* Change name to avoid conflicts with the original one from <asm/ldt.h>, which
+ * may be named user_desc (but in 2.4 and in header matching its API was named
+ * modify_ldt_ldt_s). */
+
+typedef struct um_dup_user_desc {
+ unsigned int entry_number;
+ unsigned int base_addr;
+ unsigned int limit;
+ unsigned int seg_32bit:1;
+ unsigned int contents:2;
+ unsigned int read_exec_only:1;
+ unsigned int limit_in_pages:1;
+ unsigned int seg_not_present:1;
+ unsigned int useable:1;
+} user_desc_t;
+
+# else /* __KERNEL__ */
+
+# include <ldt.h>
+typedef struct user_desc user_desc_t;
+
+# endif /* __KERNEL__ */
+
+#define GDT_ENTRY_TLS_MIN_I386 6
+#define GDT_ENTRY_TLS_MIN_X86_64 12
+
+#endif /* _SYSDEP_TLS_H */