[PATCH 43/58][v2] switch ocfs2 to ->evict_inode()

[Al Viro <viro@xxxxxxxxxxxxxxxxxx>]

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>

diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index abb0a95..eb7fd07 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -969,7 +969,7 @@ static void ocfs2_cleanup_delete_inode(struct inode *inode,
 	truncate_inode_pages(&inode->i_data, 0);
 }
 
-void ocfs2_delete_inode(struct inode *inode)
+static void ocfs2_delete_inode(struct inode *inode)
 {
 	int wipe, status;
 	sigset_t oldset;
@@ -1075,20 +1075,17 @@ bail_unlock_nfs_sync:
 bail_unblock:
 	ocfs2_unblock_signals(&oldset);
 bail:
-	clear_inode(inode);
 	mlog_exit_void();
 }
 
-void ocfs2_clear_inode(struct inode *inode)
+static void ocfs2_clear_inode(struct inode *inode)
 {
 	int status;
 	struct ocfs2_inode_info *oi = OCFS2_I(inode);
 
 	mlog_entry_void();
 
-	if (!inode)
-		goto bail;
-
+	end_writeback(inode);
 	mlog(0, "Clearing inode: %llu, nlink = %u\n",
 	     (unsigned long long)OCFS2_I(inode)->ip_blkno, inode->i_nlink);
 
@@ -1180,10 +1177,20 @@ void ocfs2_clear_inode(struct inode *inode)
 	jbd2_journal_release_jbd_inode(OCFS2_SB(inode->i_sb)->journal->j_journal,
 				       &oi->ip_jinode);
 
-bail:
 	mlog_exit_void();
 }
 
+void ocfs2_evict_inode(struct inode *inode)
+{
+	if (!inode->i_nlink ||
+	    (OCFS2_I(inode)->ip_flags & OCFS2_INODE_MAYBE_ORPHANED)) {
+		ocfs2_delete_inode(inode);
+	} else {
+		truncate_inode_pages(&inode->i_data, 0);
+	}
+	ocfs2_clear_inode(inode);
+}
+
 /* Called under inode_lock, with no more references on the
  * struct inode, so it's safe here to check the flags field
  * and to manipulate i_nlink without any other locks. */
diff --git a/fs/ocfs2/inode.h b/fs/ocfs2/inode.h
index 9f5f5fc..975eedd 100644
--- a/fs/ocfs2/inode.h
+++ b/fs/ocfs2/inode.h
@@ -123,8 +123,7 @@ static inline struct ocfs2_caching_info *INODE_CACHE(struct inode *inode)
 	return &OCFS2_I(inode)->ip_metadata_cache;
 }
 
-void ocfs2_clear_inode(struct inode *inode);
-void ocfs2_delete_inode(struct inode *inode);
+void ocfs2_evict_inode(struct inode *inode);
 void ocfs2_drop_inode(struct inode *inode);
 
 /* Flags for ocfs2_iget() */
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 0eaa929..ae1a443 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -145,8 +145,7 @@ static const struct super_operations ocfs2_sops = {
 	.alloc_inode	= ocfs2_alloc_inode,
 	.destroy_inode	= ocfs2_destroy_inode,
 	.drop_inode	= ocfs2_drop_inode,
-	.clear_inode	= ocfs2_clear_inode,
-	.delete_inode	= ocfs2_delete_inode,
+	.evict_inode	= ocfs2_evict_inode,
 	.sync_fs	= ocfs2_sync_fs,
 	.put_super	= ocfs2_put_super,
 	.remount_fs	= ocfs2_remount,
--
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