unsigned long off;
int i;
+ if (!(vma->vm_flags & (VM_SHARED | VM_MAYSHARE)))
+ return -EINVAL;
+
size = vma->vm_end - vma->vm_start;
if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT))
return -EINVAL;
/* To stop the swapper from even considering these pages */
vma->vm_flags |= (VM_IO | VM_RESERVED);
+ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+
/* Each page, see which map applies */
for (page = 0; page < size; ){
map_size = 0;
#define FBIOPUTCMAP32 _IOW('F', 3, struct fbcmap32)
#define FBIOGETCMAP32 _IOW('F', 4, struct fbcmap32)
-static int fbiogetputcmap(struct file *file, struct fb_info *info,
- unsigned int cmd, unsigned long arg)
+static int fbiogetputcmap(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
struct fbcmap32 __user *argp = (void __user *)arg;
struct fbcmap __user *p = compat_alloc_user_space(sizeof(*p));
ret |= put_user(compat_ptr(addr), &p->blue);
if (ret)
return -EFAULT;
- return info->fbops->fb_ioctl(file->f_dentry->d_inode, file,
+ return info->fbops->fb_ioctl(info,
(cmd == FBIOPUTCMAP32) ?
FBIOPUTCMAP_SPARC : FBIOGETCMAP_SPARC,
- (unsigned long)p, info);
+ (unsigned long)p);
}
struct fbcursor32 {
#define FBIOSCURSOR32 _IOW('F', 24, struct fbcursor32)
#define FBIOGCURSOR32 _IOW('F', 25, struct fbcursor32)
-static int fbiogscursor(struct file *file, struct fb_info *info,
- unsigned long arg)
+static int fbiogscursor(struct fb_info *info, unsigned long arg)
{
struct fbcursor __user *p = compat_alloc_user_space(sizeof(*p));
struct fbcursor32 __user *argp = (void __user *)arg;
ret |= put_user(compat_ptr(addr), &p->image);
if (ret)
return -EFAULT;
- return info->fbops->fb_ioctl(file->f_dentry->d_inode, file,
- FBIOSCURSOR, (unsigned long)p, info);
+ return info->fbops->fb_ioctl(info, FBIOSCURSOR, (unsigned long)p);
}
-long sbusfb_compat_ioctl(struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info)
+int sbusfb_compat_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
switch (cmd) {
case FBIOGTYPE:
case FBIOSCURPOS:
case FBIOGCURPOS:
case FBIOGCURMAX:
- return info->fbops->fb_ioctl(file->f_dentry->d_inode,
- file, cmd, arg, info);
+ return info->fbops->fb_ioctl(info, cmd, arg);
case FBIOPUTCMAP32:
- return fbiogetputcmap(file, info, cmd, arg);
+ return fbiogetputcmap(info, cmd, arg);
case FBIOGETCMAP32:
- return fbiogetputcmap(file, info, cmd, arg);
+ return fbiogetputcmap(info, cmd, arg);
case FBIOSCURSOR32:
- return fbiogscursor(file, info, arg);
+ return fbiogscursor(info, arg);
default:
return -ENOIOCTLCMD;
}