ocfs2: pass struct file* to ocfs2_prepare_inode_for_write.

struct file * has file_ra_state to store the readahead state
and data. So pass this to ocfs2_prepare_inode_for_write. so
that it can be used in ocfs2_refcount_cow.

Signed-off-by: Tao Ma <tao.ma@oracle.com>

diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 81296b4..5920159 100644 (file)
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -2053,6 +2053,7 @@ out:
 }
 
 static int ocfs2_prepare_inode_for_refcount(struct inode *inode,
+                                           struct file *file,
                                            loff_t pos, size_t count,
                                            int *meta_level)
 {
@@ -2078,7 +2079,7 @@ out:
        return ret;
 }
 
-static int ocfs2_prepare_inode_for_write(struct dentry *dentry,
+static int ocfs2_prepare_inode_for_write(struct file *file,
                                         loff_t *ppos,
                                         size_t count,
                                         int appending,
@@ -2086,6 +2087,7 @@ static int ocfs2_prepare_inode_for_write(struct dentry *dentry,
                                         int *has_refcount)
 {
        int ret = 0, meta_level = 0;
+       struct dentry *dentry = file->f_path.dentry;
        struct inode *inode = dentry->d_inode;
        loff_t saved_pos, end;
 
@@ -2141,6 +2143,7 @@ static int ocfs2_prepare_inode_for_write(struct dentry *dentry,
                        meta_level = -1;
 
                        ret = ocfs2_prepare_inode_for_refcount(inode,
+                                                              file,
                                                               saved_pos,
                                                               count,
                                                               &meta_level);
@@ -2255,7 +2258,7 @@ relock:
        }
 
        can_do_direct = direct_io;
-       ret = ocfs2_prepare_inode_for_write(file->f_path.dentry, ppos,
+       ret = ocfs2_prepare_inode_for_write(file, ppos,
                                            iocb->ki_left, appending,
                                            &can_do_direct, &has_refcount);
        if (ret < 0) {
@@ -2385,7 +2388,7 @@ static int ocfs2_splice_to_file(struct pipe_inode_info *pipe,
 {
        int ret;
 
-       ret = ocfs2_prepare_inode_for_write(out->f_path.dentry, &sd->pos,
+       ret = ocfs2_prepare_inode_for_write(out, &sd->pos,
                                            sd->total_len, 0, NULL, NULL);
        if (ret < 0) {
                mlog_errno(ret);