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authorArtem Bityutskiy <artem.bityutskiy@linux.intel.com>2012-07-25 18:12:03 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2012-08-04 12:15:33 +0400
commit7652bdfcb5888a389a7850ed19a4630e3a09cb9c (patch)
treedaa341c29f08e6cacc9189c5e10c74cfc04e5485 /fs
parentd3009c6cffd37e9bc8435a002fe862548c440d97 (diff)
ext4: nuke write_super from comments
The '->write_super' superblock method is gone, and this patch removes all the references to 'write_super' from ext3. Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Andreas Dilger <adilger.kernel@dilger.ca> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/ext4/inode.c8
-rw-r--r--fs/ext4/super.c11
2 files changed, 0 insertions, 19 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 6324f74e034..bcb60d08a96 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4589,14 +4589,6 @@ static int ext4_expand_extra_isize(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 ext4_mark_inode_dirty(handle_t *handle, struct inode *inode)
{
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index d76ec8277d3..3e0851e4f46 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -326,11 +326,6 @@ static void ext4_put_nojournal(handle_t *handle)
/*
* Wrappers for jbd2_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 *ext4_journal_start_sb(struct super_block *sb, int nblocks)
{
@@ -356,12 +351,6 @@ handle_t *ext4_journal_start_sb(struct super_block *sb, int nblocks)
return jbd2_journal_start(journal, nblocks);
}
-/*
- * The only special thing we need to do here is to make sure that all
- * jbd2_journal_stop calls result in the superblock being marked dirty, so
- * that sync() will call the filesystem's write_super callback if
- * appropriate.
- */
int __ext4_journal_stop(const char *where, unsigned int line, handle_t *handle)
{
struct super_block *sb;