ocfs2: Take the inode out of the metadata read/write paths.

We are really passing the inode into the ocfs2_read/write_blocks()
functions to get at the metadata cache.  This commit passes the cache
directly into the metadata block functions, divorcing them from the
inode.

Signed-off-by: Joel Becker <joel.becker@oracle.com>

1 files changed, 13 insertions, 10 deletions

diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index d1a27cda984f..19de5c487242 100644
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -254,9 +254,9 @@ static int ocfs2_init_xattr_bucket(struct ocfs2_xattr_bucket *bucket,
                         break;
                 }
 
-                if (!ocfs2_buffer_uptodate(bucket->bu_inode,
+                if (!ocfs2_buffer_uptodate(INODE_CACHE(bucket->bu_inode),
                                            bucket->bu_bhs[i]))
-                        ocfs2_set_new_buffer_uptodate(bucket->bu_inode,
+                        ocfs2_set_new_buffer_uptodate(INODE_CACHE(bucket->bu_inode),
                                                       bucket->bu_bhs[i]);
         }
 
@@ -271,7 +271,7 @@ static int ocfs2_read_xattr_bucket(struct ocfs2_xattr_bucket *bucket,
 {
         int rc;
 
-        rc = ocfs2_read_blocks(bucket->bu_inode, xb_blkno,
+        rc = ocfs2_read_blocks(INODE_CACHE(bucket->bu_inode), xb_blkno,
                                bucket->bu_blocks, bucket->bu_bhs, 0,
                                NULL);
         if (!rc) {
@@ -399,7 +399,7 @@ static int ocfs2_read_xattr_block(struct inode *inode, u64 xb_blkno,
         int rc;
         struct buffer_head *tmp = *bh;
 
-        rc = ocfs2_read_block(inode, xb_blkno, &tmp,
+        rc = ocfs2_read_block(INODE_CACHE(inode), xb_blkno, &tmp,
                               ocfs2_validate_xattr_block);
 
         /* If ocfs2_read_block() got us a new bh, pass it up. */
@@ -724,8 +724,8 @@ static int ocfs2_xattr_shrink_size(struct inode *inode,
                 }
 
                 block = ocfs2_clusters_to_blocks(inode->i_sb, phys_cpos);
-                ocfs2_remove_xattr_clusters_from_cache(inode, block,
-                                                       alloc_size);
+                ocfs2_remove_xattr_clusters_from_cache(INODE_CACHE(inode),
+                                                       block, alloc_size);
                 cpos += alloc_size;
                 trunc_len -= alloc_size;
         }
@@ -970,7 +970,8 @@ static int ocfs2_xattr_get_value_outside(struct inode *inode,
                 blkno = ocfs2_clusters_to_blocks(inode->i_sb, p_cluster);
                 /* Copy ocfs2_xattr_value */
                 for (i = 0; i < num_clusters * bpc; i++, blkno++) {
-                        ret = ocfs2_read_block(inode, blkno, &bh, NULL);
+                        ret = ocfs2_read_block(INODE_CACHE(inode), blkno,
+                                               &bh, NULL);
                         if (ret) {
                                 mlog_errno(ret);
                                 goto out;
@@ -1208,7 +1209,8 @@ static int __ocfs2_xattr_set_value_outside(struct inode *inode,
                 blkno = ocfs2_clusters_to_blocks(inode->i_sb, p_cluster);
 
                 for (i = 0; i < num_clusters * bpc; i++, blkno++) {
-                        ret = ocfs2_read_block(inode, blkno, &bh, NULL);
+                        ret = ocfs2_read_block(INODE_CACHE(inode), blkno,
+                                               &bh, NULL);
                         if (ret) {
                                 mlog_errno(ret);
                                 goto out;
@@ -2121,7 +2123,7 @@ static int ocfs2_xattr_block_set(struct inode *inode,
                 }
 
                 new_bh = sb_getblk(inode->i_sb, first_blkno);
-                ocfs2_set_new_buffer_uptodate(inode, new_bh);
+                ocfs2_set_new_buffer_uptodate(INODE_CACHE(inode), new_bh);
 
                 ret = ocfs2_journal_access_xb(handle, inode, new_bh,
                                               OCFS2_JOURNAL_ACCESS_CREATE);
@@ -4845,7 +4847,8 @@ static int ocfs2_rm_xattr_cluster(struct inode *inode,
         mlog(0, "rm xattr extent rec at %u len = %u, start from %llu\n",
              cpos, len, (unsigned long long)blkno);
 
-        ocfs2_remove_xattr_clusters_from_cache(inode, blkno, len);
+        ocfs2_remove_xattr_clusters_from_cache(INODE_CACHE(inode), blkno,
+                                               len);
 
         ret = ocfs2_lock_allocators(inode, &et, 0, 1, NULL, &meta_ac);
         if (ret) {