From 871480933a1c28f8a9fed4c4d34d06c439a7a422 Mon Sep 17 00:00:00 2001
From: Srikant Patnaik
Date: Sun, 11 Jan 2015 12:28:04 +0530
Subject: Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
---
ANDROID_3.4.5/arch/parisc/kernel/sys_parisc.c | 236 --------------------------
1 file changed, 236 deletions(-)
delete mode 100644 ANDROID_3.4.5/arch/parisc/kernel/sys_parisc.c
(limited to 'ANDROID_3.4.5/arch/parisc/kernel/sys_parisc.c')
diff --git a/ANDROID_3.4.5/arch/parisc/kernel/sys_parisc.c b/ANDROID_3.4.5/arch/parisc/kernel/sys_parisc.c
deleted file mode 100644
index c9b93226..00000000
--- a/ANDROID_3.4.5/arch/parisc/kernel/sys_parisc.c
+++ /dev/null
@@ -1,236 +0,0 @@
-
-/*
- * PARISC specific syscalls
- *
- * Copyright (C) 1999-2003 Matthew Wilcox <willy at parisc-linux.org>
- * Copyright (C) 2000-2003 Paul Bame <bame at parisc-linux.org>
- * Copyright (C) 2001 Thomas Bogendoerfer <tsbogend at parisc-linux.org>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include <asm/uaccess.h>
-#include <linux/file.h>
-#include <linux/fs.h>
-#include <linux/linkage.h>
-#include <linux/mm.h>
-#include <linux/mman.h>
-#include <linux/shm.h>
-#include <linux/syscalls.h>
-#include <linux/utsname.h>
-#include <linux/personality.h>
-
-static unsigned long get_unshared_area(unsigned long addr, unsigned long len)
-{
- struct vm_area_struct *vma;
-
- addr = PAGE_ALIGN(addr);
-
- for (vma = find_vma(current->mm, addr); ; vma = vma->vm_next) {
- /* At this point: (!vma || addr < vma->vm_end). */
- if (TASK_SIZE - len < addr)
- return -ENOMEM;
- if (!vma || addr + len <= vma->vm_start)
- return addr;
- addr = vma->vm_end;
- }
-}
-
-#define DCACHE_ALIGN(addr) (((addr) + (SHMLBA - 1)) &~ (SHMLBA - 1))
-
-/*
- * We need to know the offset to use. Old scheme was to look for
- * existing mapping and use the same offset. New scheme is to use the
- * address of the kernel data structure as the seed for the offset.
- * We'll see how that works...
- *
- * The mapping is cacheline aligned, so there's no information in the bottom
- * few bits of the address. We're looking for 10 bits (4MB / 4k), so let's
- * drop the bottom 8 bits and use bits 8-17.
- */
-static int get_offset(struct address_space *mapping)
-{
- int offset = (unsigned long) mapping << (PAGE_SHIFT - 8);
- return offset & 0x3FF000;
-}
-
-static unsigned long get_shared_area(struct address_space *mapping,
- unsigned long addr, unsigned long len, unsigned long pgoff)
-{
- struct vm_area_struct *vma;
- int offset = mapping ? get_offset(mapping) : 0;
-
- addr = DCACHE_ALIGN(addr - offset) + offset;
-
- for (vma = find_vma(current->mm, addr); ; vma = vma->vm_next) {
- /* At this point: (!vma || addr < vma->vm_end). */
- if (TASK_SIZE - len < addr)
- return -ENOMEM;
- if (!vma || addr + len <= vma->vm_start)
- return addr;
- addr = DCACHE_ALIGN(vma->vm_end - offset) + offset;
- if (addr < vma->vm_end) /* handle wraparound */
- return -ENOMEM;
- }
-}
-
-unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr,
- unsigned long len, unsigned long pgoff, unsigned long flags)
-{
- if (len > TASK_SIZE)
- return -ENOMEM;
- /* Might want to check for cache aliasing issues for MAP_FIXED case
- * like ARM or MIPS ??? --BenH.
- */
- if (flags & MAP_FIXED)
- return addr;
- if (!addr)
- addr = TASK_UNMAPPED_BASE;
-
- if (filp) {
- addr = get_shared_area(filp->f_mapping, addr, len, pgoff);
- } else if(flags & MAP_SHARED) {
- addr = get_shared_area(NULL, addr, len, pgoff);
- } else {
- addr = get_unshared_area(addr, len);
- }
- return addr;
-}
-
-asmlinkage unsigned long sys_mmap2(unsigned long addr, unsigned long len,
- unsigned long prot, unsigned long flags, unsigned long fd,
- unsigned long pgoff)
-{
- /* Make sure the shift for mmap2 is constant (12), no matter what PAGE_SIZE
- we have. */
- return sys_mmap_pgoff(addr, len, prot, flags, fd,
- pgoff >> (PAGE_SHIFT - 12));
-}
-
-asmlinkage unsigned long sys_mmap(unsigned long addr, unsigned long len,
- unsigned long prot, unsigned long flags, unsigned long fd,
- unsigned long offset)
-{
- if (!(offset & ~PAGE_MASK)) {
- return sys_mmap_pgoff(addr, len, prot, flags, fd,
- offset >> PAGE_SHIFT);
- } else {
- return -EINVAL;
- }
-}
-
-/* Fucking broken ABI */
-
-#ifdef CONFIG_64BIT
-asmlinkage long parisc_truncate64(const char __user * path,
- unsigned int high, unsigned int low)
-{
- return sys_truncate(path, (long)high << 32 | low);
-}
-
-asmlinkage long parisc_ftruncate64(unsigned int fd,
- unsigned int high, unsigned int low)
-{
- return sys_ftruncate(fd, (long)high << 32 | low);
-}
-
-/* stubs for the benefit of the syscall_table since truncate64 and truncate
- * are identical on LP64 */
-asmlinkage long sys_truncate64(const char __user * path, unsigned long length)
-{
- return sys_truncate(path, length);
-}
-asmlinkage long sys_ftruncate64(unsigned int fd, unsigned long length)
-{
- return sys_ftruncate(fd, length);
-}
-asmlinkage long sys_fcntl64(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- return sys_fcntl(fd, cmd, arg);
-}
-#else
-
-asmlinkage long parisc_truncate64(const char __user * path,
- unsigned int high, unsigned int low)
-{
- return sys_truncate64(path, (loff_t)high << 32 | low);
-}
-
-asmlinkage long parisc_ftruncate64(unsigned int fd,
- unsigned int high, unsigned int low)
-{
- return sys_ftruncate64(fd, (loff_t)high << 32 | low);
-}
-#endif
-
-asmlinkage ssize_t parisc_pread64(unsigned int fd, char __user *buf, size_t count,
- unsigned int high, unsigned int low)
-{
- return sys_pread64(fd, buf, count, (loff_t)high << 32 | low);
-}
-
-asmlinkage ssize_t parisc_pwrite64(unsigned int fd, const char __user *buf,
- size_t count, unsigned int high, unsigned int low)
-{
- return sys_pwrite64(fd, buf, count, (loff_t)high << 32 | low);
-}
-
-asmlinkage ssize_t parisc_readahead(int fd, unsigned int high, unsigned int low,
- size_t count)
-{
- return sys_readahead(fd, (loff_t)high << 32 | low, count);
-}
-
-asmlinkage long parisc_fadvise64_64(int fd,
- unsigned int high_off, unsigned int low_off,
- unsigned int high_len, unsigned int low_len, int advice)
-{
- return sys_fadvise64_64(fd, (loff_t)high_off << 32 | low_off,
- (loff_t)high_len << 32 | low_len, advice);
-}
-
-asmlinkage long parisc_sync_file_range(int fd,
- u32 hi_off, u32 lo_off, u32 hi_nbytes, u32 lo_nbytes,
- unsigned int flags)
-{
- return sys_sync_file_range(fd, (loff_t)hi_off << 32 | lo_off,
- (loff_t)hi_nbytes << 32 | lo_nbytes, flags);
-}
-
-asmlinkage unsigned long sys_alloc_hugepages(int key, unsigned long addr, unsigned long len, int prot, int flag)
-{
- return -ENOMEM;
-}
-
-asmlinkage int sys_free_hugepages(unsigned long addr)
-{
- return -EINVAL;
-}
-
-long parisc_personality(unsigned long personality)
-{
- long err;
-
- if (personality(current->personality) == PER_LINUX32
- && personality == PER_LINUX)
- personality = PER_LINUX32;
-
- err = sys_personality(personality);
- if (err == PER_LINUX32)
- err = PER_LINUX;
-
- return err;
-}
--
cgit