From 3aac2b62e0f345c8a637cf94dc62e9000de9d8b6 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Mon, 7 Jun 2010 00:43:39 -0400
Subject: switch udf to ->evict_inode()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/udf/ialloc.c  |  2 --
 fs/udf/inode.c   | 48 +++++++++++++++++++-----------------------------
 fs/udf/super.c   |  3 +--
 fs/udf/udfdecl.h |  3 +--
 4 files changed, 21 insertions(+), 35 deletions(-)

(limited to 'fs/udf')

diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c
index 18cd7111185..75d9304d0dc 100644
--- a/fs/udf/ialloc.c
+++ b/fs/udf/ialloc.c
@@ -31,8 +31,6 @@ void udf_free_inode(struct inode *inode)
 	struct super_block *sb = inode->i_sb;
 	struct udf_sb_info *sbi = UDF_SB(sb);
 
-	clear_inode(inode);
-
 	mutex_lock(&sbi->s_alloc_mutex);
 	if (sbi->s_lvid_bh) {
 		struct logicalVolIntegrityDescImpUse *lvidiu =
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index ecddcc2ed74..fc48f37aa2d 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -68,37 +68,23 @@ static void udf_update_extents(struct inode *,
 static int udf_get_block(struct inode *, sector_t, struct buffer_head *, int);
 
 
-void udf_delete_inode(struct inode *inode)
-{
-	truncate_inode_pages(&inode->i_data, 0);
-
-	if (is_bad_inode(inode))
-		goto no_delete;
-
-	inode->i_size = 0;
-	udf_truncate(inode);
-	lock_kernel();
-
-	udf_update_inode(inode, IS_SYNC(inode));
-	udf_free_inode(inode);
-
-	unlock_kernel();
-	return;
-
-no_delete:
-	clear_inode(inode);
-}
-
-/*
- * If we are going to release inode from memory, we truncate last inode extent
- * to proper length. We could use drop_inode() but it's called under inode_lock
- * and thus we cannot mark inode dirty there.  We use clear_inode() but we have
- * to make sure to write inode as it's not written automatically.
- */
-void udf_clear_inode(struct inode *inode)
+void udf_evict_inode(struct inode *inode)
 {
 	struct udf_inode_info *iinfo = UDF_I(inode);
+	int want_delete = 0;
 
+	truncate_inode_pages(&inode->i_data, 0);
+
+	if (!inode->i_nlink && !is_bad_inode(inode)) {
+		want_delete = 1;
+		inode->i_size = 0;
+		udf_truncate(inode);
+		lock_kernel();
+		udf_update_inode(inode, IS_SYNC(inode));
+		unlock_kernel();
+	}
+	invalidate_inode_buffers(inode);
+	end_writeback(inode);
 	if (iinfo->i_alloc_type != ICBTAG_FLAG_AD_IN_ICB &&
 	    inode->i_size != iinfo->i_lenExtents) {
 		printk(KERN_WARNING "UDF-fs (%s): Inode %lu (mode %o) has "
@@ -108,9 +94,13 @@ void udf_clear_inode(struct inode *inode)
 			(unsigned long long)inode->i_size,
 			(unsigned long long)iinfo->i_lenExtents);
 	}
-
 	kfree(iinfo->i_ext.i_data);
 	iinfo->i_ext.i_data = NULL;
+	if (want_delete) {
+		lock_kernel();
+		udf_free_inode(inode);
+		unlock_kernel();
+	}
 }
 
 static int udf_writepage(struct page *page, struct writeback_control *wbc)
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 612d1e2e285..f9f4a9a0ea2 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -175,8 +175,7 @@ static const struct super_operations udf_sb_ops = {
 	.alloc_inode	= udf_alloc_inode,
 	.destroy_inode	= udf_destroy_inode,
 	.write_inode	= udf_write_inode,
-	.delete_inode	= udf_delete_inode,
-	.clear_inode	= udf_clear_inode,
+	.evict_inode	= udf_evict_inode,
 	.put_super	= udf_put_super,
 	.sync_fs	= udf_sync_fs,
 	.statfs		= udf_statfs,
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index 2bac0354891..6995ab1f430 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -139,8 +139,7 @@ extern struct buffer_head *udf_expand_dir_adinicb(struct inode *, int *, int *);
 extern struct buffer_head *udf_bread(struct inode *, int, int, int *);
 extern void udf_truncate(struct inode *);
 extern void udf_read_inode(struct inode *);
-extern void udf_delete_inode(struct inode *);
-extern void udf_clear_inode(struct inode *);
+extern void udf_evict_inode(struct inode *);
 extern int udf_write_inode(struct inode *, struct writeback_control *wbc);
 extern long udf_block_map(struct inode *, sector_t);
 extern int udf_extend_file(struct inode *, struct extent_position *,
-- 
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