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Diffstat (limited to 'arch/um/sys-i386/ldt.c')
-rw-r--r--arch/um/sys-i386/ldt.c67
1 files changed, 0 insertions, 67 deletions
diff --git a/arch/um/sys-i386/ldt.c b/arch/um/sys-i386/ldt.c
index a939a7ef022..762a12aec75 100644
--- a/arch/um/sys-i386/ldt.c
+++ b/arch/um/sys-i386/ldt.c
@@ -19,72 +19,6 @@
extern int modify_ldt(int func, void *ptr, unsigned long bytecount);
-#ifdef CONFIG_MODE_TT
-
-static long do_modify_ldt_tt(int func, void __user *ptr,
- unsigned long bytecount)
-{
- struct user_desc info;
- int res = 0;
- void *buf = NULL;
- void *p = NULL; /* What we pass to host. */
-
- switch(func){
- case 1:
- case 0x11: /* write_ldt */
- /* Do this check now to avoid overflows. */
- if (bytecount != sizeof(struct user_desc)) {
- res = -EINVAL;
- goto out;
- }
-
- if(copy_from_user(&info, ptr, sizeof(info))) {
- res = -EFAULT;
- goto out;
- }
-
- p = &info;
- break;
- case 0:
- case 2: /* read_ldt */
-
- /* The use of info avoids kmalloc on the write case, not on the
- * read one. */
- buf = kmalloc(bytecount, GFP_KERNEL);
- if (!buf) {
- res = -ENOMEM;
- goto out;
- }
- p = buf;
- break;
- default:
- res = -ENOSYS;
- goto out;
- }
-
- res = modify_ldt(func, p, bytecount);
- if(res < 0)
- goto out;
-
- switch(func){
- case 0:
- case 2:
- /* Modify_ldt was for reading and returned the number of read
- * bytes.*/
- if(copy_to_user(ptr, p, res))
- res = -EFAULT;
- break;
- }
-
-out:
- kfree(buf);
- return res;
-}
-
-#endif
-
-#ifdef CONFIG_MODE_SKAS
-
#include "skas.h"
#include "skas_ptrace.h"
#include "asm/mmu_context.h"
@@ -569,7 +503,6 @@ void free_ldt(struct mmu_context_skas * mm)
}
mm->ldt.entry_count = 0;
}
-#endif
int sys_modify_ldt(int func, void __user *ptr, unsigned long bytecount)
{