One less parameter to __d_path

All callers to __d_path pass the dentry and vfsmount of a struct path to
__d_path.  Pass the struct path directly, instead.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
Signed-off-by: Jan Blunck <jblunck@suse.de>
Acked-by: Christoph Hellwig <hch@infradead.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: "J. Bruce Fields" <bfields@fieldses.org>
Cc: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/dcache.c b/fs/dcache.c
index 66aaf52199e9dda582ebc5da66b9eaa2d65c24b1..688aac951d1160abec6b96cd4e61798b08a0df12 100644 (file)
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1776,9 +1776,8 @@ shouldnt_be_hashed:
  *
  * "buflen" should be positive. Caller holds the dcache_lock.
  */
-static char * __d_path( struct dentry *dentry, struct vfsmount *vfsmnt,
-                       struct dentry *root, struct vfsmount *rootmnt,
-                       char *buffer, int buflen)
+static char *__d_path(struct dentry *dentry, struct vfsmount *vfsmnt,
+                      struct path *root, char *buffer, int buflen)
 {
        char * end = buffer+buflen;
        char * retval;
@@ -1803,7 +1802,7 @@ static char * __d_path( struct dentry *dentry, struct vfsmount *vfsmnt,
        for (;;) {
                struct dentry * parent;
 
-               if (dentry == root && vfsmnt == rootmnt)
+               if (dentry == root->dentry && vfsmnt == root->mnt)
                        break;
                if (dentry == vfsmnt->mnt_root || IS_ROOT(dentry)) {
                        /* Global root? */
@@ -1866,7 +1865,7 @@ char * d_path(struct dentry *dentry, struct vfsmount *vfsmnt,
        path_get(&current->fs->root);
        read_unlock(&current->fs->lock);
        spin_lock(&dcache_lock);
-       res = __d_path(dentry, vfsmnt, root.dentry, root.mnt, buf, buflen);
+       res = __d_path(dentry, vfsmnt, &root, buf, buflen);
        spin_unlock(&dcache_lock);
        path_put(&root);
        return res;
@@ -1934,8 +1933,7 @@ asmlinkage long sys_getcwd(char __user *buf, unsigned long size)
                unsigned long len;
                char * cwd;
 
-               cwd = __d_path(pwd.dentry, pwd.mnt, root.dentry, root.mnt,
-                              page, PAGE_SIZE);
+               cwd = __d_path(pwd.dentry, pwd.mnt, &root, page, PAGE_SIZE);
                spin_unlock(&dcache_lock);
 
                error = PTR_ERR(cwd);