Moved, renamed, and deleted files

The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.

1 files changed, 0 insertions, 259 deletions

diff --git a/ANDROID_3.4.5/arch/um/kernel/skas/uaccess.c b/ANDROID_3.4.5/arch/um/kernel/skas/uaccess.c
deleted file mode 100644
index cd7df79c..00000000
--- a/ANDROID_3.4.5/arch/um/kernel/skas/uaccess.c
+++ /dev/null
@@ -1,259 +0,0 @@
-/*
- * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
- * Licensed under the GPL
- */
-
-#include <linux/err.h>
-#include <linux/highmem.h>
-#include <linux/mm.h>
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <asm/current.h>
-#include <asm/page.h>
-#include <asm/pgtable.h>
-#include "kern_util.h"
-#include "os.h"
-
-pte_t *virt_to_pte(struct mm_struct *mm, unsigned long addr)
-{
-	pgd_t *pgd;
-	pud_t *pud;
-	pmd_t *pmd;
-
-	if (mm == NULL)
-		return NULL;
-
-	pgd = pgd_offset(mm, addr);
-	if (!pgd_present(*pgd))
-		return NULL;
-
-	pud = pud_offset(pgd, addr);
-	if (!pud_present(*pud))
-		return NULL;
-
-	pmd = pmd_offset(pud, addr);
-	if (!pmd_present(*pmd))
-		return NULL;
-
-	return pte_offset_kernel(pmd, addr);
-}
-
-static pte_t *maybe_map(unsigned long virt, int is_write)
-{
-	pte_t *pte = virt_to_pte(current->mm, virt);
-	int err, dummy_code;
-
-	if ((pte == NULL) || !pte_present(*pte) ||
-	    (is_write && !pte_write(*pte))) {
-		err = handle_page_fault(virt, 0, is_write, 1, &dummy_code);
-		if (err)
-			return NULL;
-		pte = virt_to_pte(current->mm, virt);
-	}
-	if (!pte_present(*pte))
-		pte = NULL;
-
-	return pte;
-}
-
-static int do_op_one_page(unsigned long addr, int len, int is_write,
-		 int (*op)(unsigned long addr, int len, void *arg), void *arg)
-{
-	jmp_buf buf;
-	struct page *page;
-	pte_t *pte;
-	int n, faulted;
-
-	pte = maybe_map(addr, is_write);
-	if (pte == NULL)
-		return -1;
-
-	page = pte_page(*pte);
-	addr = (unsigned long) kmap_atomic(page) +
-		(addr & ~PAGE_MASK);
-
-	current->thread.fault_catcher = &buf;
-
-	faulted = UML_SETJMP(&buf);
-	if (faulted == 0)
-		n = (*op)(addr, len, arg);
-	else
-		n = -1;
-
-	current->thread.fault_catcher = NULL;
-
-	kunmap_atomic((void *)addr);
-
-	return n;
-}
-
-static int buffer_op(unsigned long addr, int len, int is_write,
-		     int (*op)(unsigned long, int, void *), void *arg)
-{
-	int size, remain, n;
-
-	size = min(PAGE_ALIGN(addr) - addr, (unsigned long) len);
-	remain = len;
-
-	n = do_op_one_page(addr, size, is_write, op, arg);
-	if (n != 0) {
-		remain = (n < 0 ? remain : 0);
-		goto out;
-	}
-
-	addr += size;
-	remain -= size;
-	if (remain == 0)
-		goto out;
-
-	while (addr < ((addr + remain) & PAGE_MASK)) {
-		n = do_op_one_page(addr, PAGE_SIZE, is_write, op, arg);
-		if (n != 0) {
-			remain = (n < 0 ? remain : 0);
-			goto out;
-		}
-
-		addr += PAGE_SIZE;
-		remain -= PAGE_SIZE;
-	}
-	if (remain == 0)
-		goto out;
-
-	n = do_op_one_page(addr, remain, is_write, op, arg);
-	if (n != 0) {
-		remain = (n < 0 ? remain : 0);
-		goto out;
-	}
-
-	return 0;
- out:
-	return remain;
-}
-
-static int copy_chunk_from_user(unsigned long from, int len, void *arg)
-{
-	unsigned long *to_ptr = arg, to = *to_ptr;
-
-	memcpy((void *) to, (void *) from, len);
-	*to_ptr += len;
-	return 0;
-}
-
-int copy_from_user(void *to, const void __user *from, int n)
-{
-	if (segment_eq(get_fs(), KERNEL_DS)) {
-		memcpy(to, (__force void*)from, n);
-		return 0;
-	}
-
-	return access_ok(VERIFY_READ, from, n) ?
-	       buffer_op((unsigned long) from, n, 0, copy_chunk_from_user, &to):
-	       n;
-}
-EXPORT_SYMBOL(copy_from_user);
-
-static int copy_chunk_to_user(unsigned long to, int len, void *arg)
-{
-	unsigned long *from_ptr = arg, from = *from_ptr;
-
-	memcpy((void *) to, (void *) from, len);
-	*from_ptr += len;
-	return 0;
-}
-
-int copy_to_user(void __user *to, const void *from, int n)
-{
-	if (segment_eq(get_fs(), KERNEL_DS)) {
-		memcpy((__force void *) to, from, n);
-		return 0;
-	}
-
-	return access_ok(VERIFY_WRITE, to, n) ?
-	       buffer_op((unsigned long) to, n, 1, copy_chunk_to_user, &from) :
-	       n;
-}
-EXPORT_SYMBOL(copy_to_user);
-
-static int strncpy_chunk_from_user(unsigned long from, int len, void *arg)
-{
-	char **to_ptr = arg, *to = *to_ptr;
-	int n;
-
-	strncpy(to, (void *) from, len);
-	n = strnlen(to, len);
-	*to_ptr += n;
-
-	if (n < len)
-	        return 1;
-	return 0;
-}
-
-int strncpy_from_user(char *dst, const char __user *src, int count)
-{
-	int n;
-	char *ptr = dst;
-
-	if (segment_eq(get_fs(), KERNEL_DS)) {
-		strncpy(dst, (__force void *) src, count);
-		return strnlen(dst, count);
-	}
-
-	if (!access_ok(VERIFY_READ, src, 1))
-		return -EFAULT;
-
-	n = buffer_op((unsigned long) src, count, 0, strncpy_chunk_from_user,
-		      &ptr);
-	if (n != 0)
-		return -EFAULT;
-	return strnlen(dst, count);
-}
-EXPORT_SYMBOL(strncpy_from_user);
-
-static int clear_chunk(unsigned long addr, int len, void *unused)
-{
-	memset((void *) addr, 0, len);
-	return 0;
-}
-
-int __clear_user(void __user *mem, int len)
-{
-	return buffer_op((unsigned long) mem, len, 1, clear_chunk, NULL);
-}
-
-int clear_user(void __user *mem, int len)
-{
-	if (segment_eq(get_fs(), KERNEL_DS)) {
-		memset((__force void*)mem, 0, len);
-		return 0;
-	}
-
-	return access_ok(VERIFY_WRITE, mem, len) ?
-	       buffer_op((unsigned long) mem, len, 1, clear_chunk, NULL) : len;
-}
-EXPORT_SYMBOL(clear_user);
-
-static int strnlen_chunk(unsigned long str, int len, void *arg)
-{
-	int *len_ptr = arg, n;
-
-	n = strnlen((void *) str, len);
-	*len_ptr += n;
-
-	if (n < len)
-		return 1;
-	return 0;
-}
-
-int strnlen_user(const void __user *str, int len)
-{
-	int count = 0, n;
-
-	if (segment_eq(get_fs(), KERNEL_DS))
-		return strnlen((__force char*)str, len) + 1;
-
-	n = buffer_op((unsigned long) str, len, 0, strnlen_chunk, &count);
-	if (n == 0)
-		return count + 1;
-	return -EFAULT;
-}
-EXPORT_SYMBOL(strnlen_user);