[PATCH 04/16] ext3: nuke write_super from comments

[Artem Bityutskiy]

From: Artem Bityutskiy <artem.bityutskiy@xxxxxxxxxxxxxxx>

The '->write_super' superblock method is gone, and this patch removes all the
references to 'write_super' from ext3.

Cc: Jan Kara <jack@xxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Andreas Dilger <adilger.kernel@xxxxxxxxx>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@xxxxxxxxxxxxxxx>
---

I expect this patch to be merged via Al Viro's VFS tree.

 fs/ext3/inode.c |    8 --------
 fs/ext3/super.c |   11 -----------
 2 files changed, 19 deletions(-)

diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index 9a4a5c4..a075973 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -3459,14 +3459,6 @@ ext3_reserve_inode_write(handle_t *handle, struct inode *inode,
  * inode out, but prune_icache isn't a user-visible syncing function.
  * Whenever the user wants stuff synced (sys_sync, sys_msync, sys_fsync)
  * we start and wait on commits.
- *
- * Is this efficient/effective?  Well, we're being nice to the system
- * by cleaning up our inodes proactively so they can be reaped
- * without I/O.  But we are potentially leaving up to five seconds'
- * worth of inodes floating about which prune_icache wants us to
- * write out.  One way to fix that would be to get prune_icache()
- * to do a write_super() to free up some memory.  It has the desired
- * effect.
  */
 int ext3_mark_inode_dirty(handle_t *handle, struct inode *inode)
 {
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 8c3a44b..0794bd6 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -64,11 +64,6 @@ static int ext3_freeze(struct super_block *sb);
 
 /*
  * Wrappers for journal_start/end.
- *
- * The only special thing we need to do here is to make sure that all
- * journal_end calls result in the superblock being marked dirty, so
- * that sync() will call the filesystem's write_super callback if
- * appropriate.
  */
 handle_t *ext3_journal_start_sb(struct super_block *sb, int nblocks)
 {
@@ -90,12 +85,6 @@ handle_t *ext3_journal_start_sb(struct super_block *sb, int nblocks)
 	return journal_start(journal, nblocks);
 }
 
-/*
- * The only special thing we need to do here is to make sure that all
- * journal_stop calls result in the superblock being marked dirty, so
- * that sync() will call the filesystem's write_super callback if
- * appropriate.
- */
 int __ext3_journal_stop(const char *where, handle_t *handle)
 {
 	struct super_block *sb;
-- 
1.7.10

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