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new helper: file_inode(file)

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2013-01-23 17:07:38 -05:00
parent 57eccb830f
commit 496ad9aa8e
306 changed files with 696 additions and 717 deletions
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8
mm/mmap.c
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@@ -202,7 +202,7 @@ static void __remove_shared_vm_struct(struct vm_area_struct *vma,
struct file *file, struct address_space *mapping)
{
if (vma->vm_flags & VM_DENYWRITE)
atomic_inc(&file->f_path.dentry->d_inode->i_writecount);
atomic_inc(&file_inode(file)->i_writecount);
if (vma->vm_flags & VM_SHARED)
mapping->i_mmap_writable--;
@@ -567,7 +567,7 @@ static void __vma_link_file(struct vm_area_struct *vma)
struct address_space *mapping = file->f_mapping;
if (vma->vm_flags & VM_DENYWRITE)
atomic_dec(&file->f_path.dentry->d_inode->i_writecount);
atomic_dec(&file_inode(file)->i_writecount);
if (vma->vm_flags & VM_SHARED)
mapping->i_mmap_writable++;
@@ -1217,7 +1217,7 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr,
return -EAGAIN;
}
inode = file ? file->f_path.dentry->d_inode : NULL;
inode = file ? file_inode(file) : NULL;
if (file) {
switch (flags & MAP_TYPE) {
@@ -1403,7 +1403,7 @@ unsigned long mmap_region(struct file *file, unsigned long addr,
int error;
struct rb_node **rb_link, *rb_parent;
unsigned long charged = 0;
struct inode *inode = file ? file->f_path.dentry->d_inode : NULL;
struct inode *inode = file ? file_inode(file) : NULL;
/* Clear old maps */
error = -ENOMEM;