[GFS2] Shrink gfs2_inode (2) - di_major/di_minor

This removes the device numbers from this structure by using
inode->i_rdev instead. It also cleans up the code in gfs2_mknod.
It results in shrinking the gfs2_inode by 8 bytes.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

1 files changed, 5 insertions, 33 deletions

diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c
index b2c2fe613d70..c10b914bf8cc 100644
--- a/fs/gfs2/ops_inode.c
+++ b/fs/gfs2/ops_inode.c
@@ -59,7 +59,7 @@ static int gfs2_create(struct inode *dir, struct dentry *dentry,
         gfs2_holder_init(dip->i_gl, 0, 0, ghs);
 
         for (;;) {
-                inode = gfs2_createi(ghs, &dentry->d_name, S_IFREG | mode);
+                inode = gfs2_createi(ghs, &dentry->d_name, S_IFREG | mode, 0);
                 if (!IS_ERR(inode)) {
                         gfs2_trans_end(sdp);
                         if (dip->i_alloc.al_rgd)
@@ -326,7 +326,7 @@ static int gfs2_symlink(struct inode *dir, struct dentry *dentry,
 
         gfs2_holder_init(dip->i_gl, 0, 0, ghs);
 
-        inode = gfs2_createi(ghs, &dentry->d_name, S_IFLNK | S_IRWXUGO);
+        inode = gfs2_createi(ghs, &dentry->d_name, S_IFLNK | S_IRWXUGO, 0);
         if (IS_ERR(inode)) {
                 gfs2_holder_uninit(ghs);
                 return PTR_ERR(inode);
@@ -379,7 +379,7 @@ static int gfs2_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 
         gfs2_holder_init(dip->i_gl, 0, 0, ghs);
 
-        inode = gfs2_createi(ghs, &dentry->d_name, S_IFDIR | mode);
+        inode = gfs2_createi(ghs, &dentry->d_name, S_IFDIR | mode, 0);
         if (IS_ERR(inode)) {
                 gfs2_holder_uninit(ghs);
                 return PTR_ERR(inode);
@@ -504,47 +504,19 @@ out:
 static int gfs2_mknod(struct inode *dir, struct dentry *dentry, int mode,
                       dev_t dev)
 {
-        struct gfs2_inode *dip = GFS2_I(dir), *ip;
+        struct gfs2_inode *dip = GFS2_I(dir);
         struct gfs2_sbd *sdp = GFS2_SB(dir);
         struct gfs2_holder ghs[2];
         struct inode *inode;
-        struct buffer_head *dibh;
-        u32 major = 0, minor = 0;
-        int error;
-
-        switch (mode & S_IFMT) {
-        case S_IFBLK:
-        case S_IFCHR:
-                major = MAJOR(dev);
-                minor = MINOR(dev);
-                break;
-        case S_IFIFO:
-        case S_IFSOCK:
-                break;
-        default:
-                return -EOPNOTSUPP;
-        };
 
         gfs2_holder_init(dip->i_gl, 0, 0, ghs);
 
-        inode = gfs2_createi(ghs, &dentry->d_name, mode);
+        inode = gfs2_createi(ghs, &dentry->d_name, mode, dev);
         if (IS_ERR(inode)) {
                 gfs2_holder_uninit(ghs);
                 return PTR_ERR(inode);
         }
 
-        ip = ghs[1].gh_gl->gl_object;
-
-        ip->i_di.di_major = major;
-        ip->i_di.di_minor = minor;
-
-        error = gfs2_meta_inode_buffer(ip, &dibh);
-
-        if (!gfs2_assert_withdraw(sdp, !error)) {
-                gfs2_dinode_out(ip, dibh->b_data);
-                brelse(dibh);
-        }
-
         gfs2_trans_end(sdp);
         if (dip->i_alloc.al_rgd)
                 gfs2_inplace_release(dip);