convert logfs to ->evict_inode()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/logfs/inode.c b/fs/logfs/inode.c
index 7811a2a359353d6eba4b7d61359eb4d6a1bc9d8a..78be674d95c88b208984999d46a1708af2781baf 100644 (file)
--- a/fs/logfs/inode.c
+++ b/fs/logfs/inode.c
@@ -373,9 +373,8 @@ static void logfs_put_super(struct super_block *sb)
 
 const struct super_operations logfs_super_operations = {
        .alloc_inode    = logfs_alloc_inode,
-       .clear_inode    = logfs_clear_inode,
-       .delete_inode   = logfs_delete_inode,
        .destroy_inode  = logfs_destroy_inode,
+       .evict_inode    = logfs_evict_inode,
        .drop_inode     = logfs_drop_inode,
        .put_super      = logfs_put_super,
        .write_inode    = logfs_write_inode,

diff --git a/fs/logfs/logfs.h b/fs/logfs/logfs.h
index 5e65171dad2389660701b9736a29d579aee3b524..5e3b720779516d8ec6d8c74794c57c861a5436d5 100644 (file)
--- a/fs/logfs/logfs.h
+++ b/fs/logfs/logfs.h
@@ -529,8 +529,7 @@ void logfs_set_blocks(struct inode *inode, u64 no);
 /* these logically belong into inode.c but actually reside in readwrite.c */
 int logfs_read_inode(struct inode *inode);
 int __logfs_write_inode(struct inode *inode, long flags);
-void logfs_delete_inode(struct inode *inode);
-void logfs_clear_inode(struct inode *inode);
+void logfs_evict_inode(struct inode *inode);
 
 /* journal.c */
 void logfs_write_anchor(struct super_block *sb);

diff --git a/fs/logfs/readwrite.c b/fs/logfs/readwrite.c
index 580d126d597de9a46118f8efe0c343f2bbe04c8d..6127baf0e1884760e757d656a772cf13d3953be2 100644 (file)
--- a/fs/logfs/readwrite.c
+++ b/fs/logfs/readwrite.c
@@ -1972,31 +1972,6 @@ static struct page *inode_to_page(struct inode *inode)
        return page;
 }
 
-/* Cheaper version of write_inode.  All changes are concealed in
- * aliases, which are moved back.  No write to the medium happens.
- */
-void logfs_clear_inode(struct inode *inode)
-{
-       struct super_block *sb = inode->i_sb;
-       struct logfs_inode *li = logfs_inode(inode);
-       struct logfs_block *block = li->li_block;
-       struct page *page;
-
-       /* Only deleted files may be dirty at this point */
-       BUG_ON(inode->i_state & I_DIRTY && inode->i_nlink);
-       if (!block)
-               return;
-       if ((logfs_super(sb)->s_flags & LOGFS_SB_FLAG_SHUTDOWN)) {
-               block->ops->free_block(inode->i_sb, block);
-               return;
-       }
-
-       BUG_ON(inode->i_ino < LOGFS_RESERVED_INOS);
-       page = inode_to_page(inode);
-       BUG_ON(!page); /* FIXME: Use emergency page */
-       logfs_put_write_page(page);
-}
-
 static int do_write_inode(struct inode *inode)
 {
        struct super_block *sb = inode->i_sb;
@@ -2164,18 +2139,40 @@ static int do_delete_inode(struct inode *inode)
  * ZOMBIE inodes have already been deleted before and should remain dead,
  * if it weren't for valid checking.  No need to kill them again here.
  */
-void logfs_delete_inode(struct inode *inode)
+void logfs_evict_inode(struct inode *inode)
 {
+       struct super_block *sb = inode->i_sb;
        struct logfs_inode *li = logfs_inode(inode);
+       struct logfs_block *block = li->li_block;
+       struct page *page;
 
-       if (!(li->li_flags & LOGFS_IF_ZOMBIE)) {
-               li->li_flags |= LOGFS_IF_ZOMBIE;
-               if (i_size_read(inode) > 0)
-                       logfs_truncate(inode, 0);
-               do_delete_inode(inode);
+       if (!inode->i_nlink) {
+               if (!(li->li_flags & LOGFS_IF_ZOMBIE)) {
+                       li->li_flags |= LOGFS_IF_ZOMBIE;
+                       if (i_size_read(inode) > 0)
+                               logfs_truncate(inode, 0);
+                       do_delete_inode(inode);
+               }
        }
        truncate_inode_pages(&inode->i_data, 0);
-       clear_inode(inode);
+       end_writeback(inode);
+
+       /* Cheaper version of write_inode.  All changes are concealed in
+        * aliases, which are moved back.  No write to the medium happens.
+        */
+       /* Only deleted files may be dirty at this point */
+       BUG_ON(inode->i_state & I_DIRTY && inode->i_nlink);
+       if (!block)
+               return;
+       if ((logfs_super(sb)->s_flags & LOGFS_SB_FLAG_SHUTDOWN)) {
+               block->ops->free_block(inode->i_sb, block);
+               return;
+       }
+
+       BUG_ON(inode->i_ino < LOGFS_RESERVED_INOS);
+       page = inode_to_page(inode);
+       BUG_ON(!page); /* FIXME: Use emergency page */
+       logfs_put_write_page(page);
 }
 
 void btree_write_block(struct logfs_block *block)