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author | Al Viro <viro@zeniv.linux.org.uk> | 2013-01-23 17:07:38 -0500 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-02-22 23:31:31 -0500 |
commit | 496ad9aa8ef448058e36ca7a787c61f2e63f0f54 (patch) | |
tree | 8f4abde793cd7db5bb8fde6d27ebcacd0e54379a /mm/mmap.c | |
parent | 57eccb830f1cc93d4b506ba306d8dfa685e0c88f (diff) | |
download | lwn-496ad9aa8ef448058e36ca7a787c61f2e63f0f54.tar.gz lwn-496ad9aa8ef448058e36ca7a787c61f2e63f0f54.zip |
new helper: file_inode(file)
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'mm/mmap.c')
-rw-r--r-- | mm/mmap.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index 35730ee9d515..22dfc01e9681 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -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; |