new helper: file_inode(file)

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

8 files changed, 20 insertions, 20 deletions

diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index 657743254eb9..db1ad26e02a7 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -569,7 +569,7 @@ static void ocfs2_dio_end_io(struct kiocb *iocb,
                              int ret,
                              bool is_async)
 {
-        struct inode *inode = iocb->ki_filp->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(iocb->ki_filp);
         int level;
         wait_queue_head_t *wq = ocfs2_ioend_wq(inode);
 
@@ -626,7 +626,7 @@ static ssize_t ocfs2_direct_IO(int rw,
                                unsigned long nr_segs)
 {
         struct file *file = iocb->ki_filp;
-        struct inode *inode = file->f_path.dentry->d_inode->i_mapping->host;
+        struct inode *inode = file_inode(file)->i_mapping->host;
 
         /*
          * Fallback to buffered I/O if we see an inode without
diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c
index 8fe4e2892ab9..ac0d4a0e8a41 100644
--- a/fs/ocfs2/dir.c
+++ b/fs/ocfs2/dir.c
@@ -2015,7 +2015,7 @@ int ocfs2_dir_foreach(struct inode *inode, loff_t *f_pos, void *priv,
 int ocfs2_readdir(struct file * filp, void * dirent, filldir_t filldir)
 {
         int error = 0;
-        struct inode *inode = filp->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(filp);
         int lock_level = 0;
 
         trace_ocfs2_readdir((unsigned long long)OCFS2_I(inode)->ip_blkno);
diff --git a/fs/ocfs2/dlmfs/dlmfs.c b/fs/ocfs2/dlmfs/dlmfs.c
index 16b712d260d4..4c5fc8d77dc2 100644
--- a/fs/ocfs2/dlmfs/dlmfs.c
+++ b/fs/ocfs2/dlmfs/dlmfs.c
@@ -224,7 +224,7 @@ static int dlmfs_file_setattr(struct dentry *dentry, struct iattr *attr)
 static unsigned int dlmfs_file_poll(struct file *file, poll_table *wait)
 {
         int event = 0;
-        struct inode *inode = file->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(file);
         struct dlmfs_inode_private *ip = DLMFS_I(inode);
 
         poll_wait(file, &ip->ip_lockres.l_event, wait);
@@ -245,7 +245,7 @@ static ssize_t dlmfs_file_read(struct file *filp,
         int bytes_left;
         ssize_t readlen, got;
         char *lvb_buf;
-        struct inode *inode = filp->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(filp);
 
         mlog(0, "inode %lu, count = %zu, *ppos = %llu\n",
                 inode->i_ino, count, *ppos);
@@ -293,7 +293,7 @@ static ssize_t dlmfs_file_write(struct file *filp,
         int bytes_left;
         ssize_t writelen;
         char *lvb_buf;
-        struct inode *inode = filp->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(filp);
 
         mlog(0, "inode %lu, count = %zu, *ppos = %llu\n",
                 inode->i_ino, count, *ppos);
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 37d313ede159..04098af9dbc8 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1949,7 +1949,7 @@ out:
 int ocfs2_change_file_space(struct file *file, unsigned int cmd,
                             struct ocfs2_space_resv *sr)
 {
-        struct inode *inode = file->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(file);
         struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
         int ret;
 
@@ -1977,7 +1977,7 @@ int ocfs2_change_file_space(struct file *file, unsigned int cmd,
 static long ocfs2_fallocate(struct file *file, int mode, loff_t offset,
                             loff_t len)
 {
-        struct inode *inode = file->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(file);
         struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
         struct ocfs2_space_resv sr;
         int change_size = 1;
@@ -2232,7 +2232,7 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
         loff_t old_size, *ppos = &iocb->ki_pos;
         u32 old_clusters;
         struct file *file = iocb->ki_filp;
-        struct inode *inode = file->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(file);
         struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
         int full_coherency = !(osb->s_mount_opt &
                                OCFS2_MOUNT_COHERENCY_BUFFERED);
@@ -2516,7 +2516,7 @@ static ssize_t ocfs2_file_splice_read(struct file *in,
                                       unsigned int flags)
 {
         int ret = 0, lock_level = 0;
-        struct inode *inode = in->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(in);
 
         trace_ocfs2_file_splice_read(inode, in, in->f_path.dentry,
                         (unsigned long long)OCFS2_I(inode)->ip_blkno,
@@ -2546,7 +2546,7 @@ static ssize_t ocfs2_file_aio_read(struct kiocb *iocb,
 {
         int ret = 0, rw_level = -1, have_alloc_sem = 0, lock_level = 0;
         struct file *filp = iocb->ki_filp;
-        struct inode *inode = filp->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(filp);
 
         trace_ocfs2_file_aio_read(inode, filp, filp->f_path.dentry,
                         (unsigned long long)OCFS2_I(inode)->ip_blkno,
diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c
index f20edcbfe700..752f0b26221d 100644
--- a/fs/ocfs2/ioctl.c
+++ b/fs/ocfs2/ioctl.c
@@ -881,7 +881,7 @@ bail:
 
 long ocfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 {
-        struct inode *inode = filp->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(filp);
         unsigned int flags;
         int new_clusters;
         int status;
@@ -994,7 +994,7 @@ long ocfs2_compat_ioctl(struct file *file, unsigned cmd, unsigned long arg)
 {
         bool preserve;
         struct reflink_arguments args;
-        struct inode *inode = file->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(file);
         struct ocfs2_info info;
         void __user *argp = (void __user *)arg;
 
diff --git a/fs/ocfs2/mmap.c b/fs/ocfs2/mmap.c
index 47a87dda54ce..07c585b85000 100644
--- a/fs/ocfs2/mmap.c
+++ b/fs/ocfs2/mmap.c
@@ -62,7 +62,7 @@ static int __ocfs2_page_mkwrite(struct file *file, struct buffer_head *di_bh,
                                 struct page *page)
 {
         int ret = VM_FAULT_NOPAGE;
-        struct inode *inode = file->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(file);
         struct address_space *mapping = inode->i_mapping;
         loff_t pos = page_offset(page);
         unsigned int len = PAGE_CACHE_SIZE;
@@ -131,7 +131,7 @@ out:
 static int ocfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
 {
         struct page *page = vmf->page;
-        struct inode *inode = vma->vm_file->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(vma->vm_file);
         struct buffer_head *di_bh = NULL;
         sigset_t oldset;
         int ret;
@@ -180,13 +180,13 @@ int ocfs2_mmap(struct file *file, struct vm_area_struct *vma)
 {
         int ret = 0, lock_level = 0;
 
-        ret = ocfs2_inode_lock_atime(file->f_dentry->d_inode,
+        ret = ocfs2_inode_lock_atime(file_inode(file),
                                     file->f_vfsmnt, &lock_level);
         if (ret < 0) {
                 mlog_errno(ret);
                 goto out;
         }
-        ocfs2_inode_unlock(file->f_dentry->d_inode, lock_level);
+        ocfs2_inode_unlock(file_inode(file), lock_level);
 out:
         vma->vm_ops = &ocfs2_file_vm_ops;
         return 0;
diff --git a/fs/ocfs2/move_extents.c b/fs/ocfs2/move_extents.c
index 6083432f667e..9f8dcadd9a50 100644
--- a/fs/ocfs2/move_extents.c
+++ b/fs/ocfs2/move_extents.c
@@ -1055,7 +1055,7 @@ int ocfs2_ioctl_move_extents(struct file *filp, void __user *argp)
 {
         int status;
 
-        struct inode *inode = filp->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(filp);
         struct ocfs2_move_extents range;
         struct ocfs2_move_extents_context *context = NULL;
 
diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c
index 30a055049e16..1baffaadda41 100644
--- a/fs/ocfs2/refcounttree.c
+++ b/fs/ocfs2/refcounttree.c
@@ -2927,7 +2927,7 @@ int ocfs2_duplicate_clusters_by_page(handle_t *handle,
                                      u32 new_cluster, u32 new_len)
 {
         int ret = 0, partial;
-        struct inode *inode = file->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(file);
         struct ocfs2_caching_info *ci = INODE_CACHE(inode);
         struct super_block *sb = ocfs2_metadata_cache_get_super(ci);
         u64 new_block = ocfs2_clusters_to_blocks(sb, new_cluster);
@@ -3020,7 +3020,7 @@ int ocfs2_duplicate_clusters_by_jbd(handle_t *handle,
                                     u32 new_cluster, u32 new_len)
 {
         int ret = 0;
-        struct inode *inode = file->f_path.dentry->d_inode;
+        struct inode *inode = file_inode(file);
         struct super_block *sb = inode->i_sb;
         struct ocfs2_caching_info *ci = INODE_CACHE(inode);
         int i, blocks = ocfs2_clusters_to_blocks(sb, new_len);