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authorAndi Kleen <andi@firstfloor.org>2010-06-10 13:10:53 +0200
committerJan Kara <jack@suse.cz>2010-07-21 16:01:47 +0200
commit0411ba7902e09111d6f2041b4697a597d2cf7736 (patch)
tree65927286bf15ae9161c3ffd2a0f65bea1e8faa6a /fs
parentquota: clean up quota active checks (diff)
downloadlinux-dev-0411ba7902e09111d6f2041b4697a597d2cf7736.tar.xz
linux-dev-0411ba7902e09111d6f2041b4697a597d2cf7736.zip
ext3: Fix set but unused variables
[tytso@mit.edu: Fix compilation with CONFIG_JBD_DEBUG enabled] Acked-by: tytso@mit.edu cc: linux-ext4@vger.kernel.org Signed-off-by: Andi Kleen <ak@linux.intel.com> Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs')
-rw-r--r--fs/ext3/namei.c3
-rw-r--r--fs/ext3/resize.c2
-rw-r--r--fs/jbd/journal.c7
-rw-r--r--fs/jbd/recovery.c11
4 files changed, 3 insertions, 20 deletions
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index ee184084ca42..2b35ddb70d65 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -1447,7 +1447,6 @@ static int ext3_add_entry (handle_t *handle, struct dentry *dentry,
struct inode *inode)
{
struct inode *dir = dentry->d_parent->d_inode;
- unsigned long offset;
struct buffer_head * bh;
struct ext3_dir_entry_2 *de;
struct super_block * sb;
@@ -1469,7 +1468,7 @@ static int ext3_add_entry (handle_t *handle, struct dentry *dentry,
ext3_mark_inode_dirty(handle, dir);
}
blocks = dir->i_size >> sb->s_blocksize_bits;
- for (block = 0, offset = 0; block < blocks; block++) {
+ for (block = 0; block < blocks; block++) {
bh = ext3_bread(handle, dir, block, 0, &retval);
if(!bh)
return retval;
diff --git a/fs/ext3/resize.c b/fs/ext3/resize.c
index 54351ac7cef9..0ccd7b12b73c 100644
--- a/fs/ext3/resize.c
+++ b/fs/ext3/resize.c
@@ -964,7 +964,6 @@ int ext3_group_extend(struct super_block *sb, struct ext3_super_block *es,
ext3_fsblk_t n_blocks_count)
{
ext3_fsblk_t o_blocks_count;
- unsigned long o_groups_count;
ext3_grpblk_t last;
ext3_grpblk_t add;
struct buffer_head * bh;
@@ -976,7 +975,6 @@ int ext3_group_extend(struct super_block *sb, struct ext3_super_block *es,
* yet: we're going to revalidate es->s_blocks_count after
* taking the s_resize_lock below. */
o_blocks_count = le32_to_cpu(es->s_blocks_count);
- o_groups_count = EXT3_SB(sb)->s_groups_count;
if (test_opt(sb, DEBUG))
printk(KERN_DEBUG "EXT3-fs: extending last group from "E3FSBLK" uto "E3FSBLK" blocks\n",
diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
index 93d1e47647bd..f19ce94693d8 100644
--- a/fs/jbd/journal.c
+++ b/fs/jbd/journal.c
@@ -1281,13 +1281,9 @@ int journal_check_used_features (journal_t *journal, unsigned long compat,
int journal_check_available_features (journal_t *journal, unsigned long compat,
unsigned long ro, unsigned long incompat)
{
- journal_superblock_t *sb;
-
if (!compat && !ro && !incompat)
return 1;
- sb = journal->j_superblock;
-
/* We can support any known requested features iff the
* superblock is in version 2. Otherwise we fail to support any
* extended sb features. */
@@ -1481,7 +1477,6 @@ int journal_flush(journal_t *journal)
int journal_wipe(journal_t *journal, int write)
{
- journal_superblock_t *sb;
int err = 0;
J_ASSERT (!(journal->j_flags & JFS_LOADED));
@@ -1490,8 +1485,6 @@ int journal_wipe(journal_t *journal, int write)
if (err)
return err;
- sb = journal->j_superblock;
-
if (!journal->j_tail)
goto no_recovery;
diff --git a/fs/jbd/recovery.c b/fs/jbd/recovery.c
index 54c9bc9e1b17..81051dafebf5 100644
--- a/fs/jbd/recovery.c
+++ b/fs/jbd/recovery.c
@@ -283,12 +283,9 @@ int journal_recover(journal_t *journal)
int journal_skip_recovery(journal_t *journal)
{
int err;
- journal_superblock_t * sb;
-
struct recovery_info info;
memset (&info, 0, sizeof(info));
- sb = journal->j_superblock;
err = do_one_pass(journal, &info, PASS_SCAN);
@@ -297,7 +294,8 @@ int journal_skip_recovery(journal_t *journal)
++journal->j_transaction_sequence;
} else {
#ifdef CONFIG_JBD_DEBUG
- int dropped = info.end_transaction - be32_to_cpu(sb->s_sequence);
+ int dropped = info.end_transaction -
+ be32_to_cpu(journal->j_superblock->s_sequence);
#endif
jbd_debug(1,
"JBD: ignoring %d transaction%s from the journal.\n",
@@ -321,11 +319,6 @@ static int do_one_pass(journal_t *journal,
unsigned int sequence;
int blocktype;
- /* Precompute the maximum metadata descriptors in a descriptor block */
- int MAX_BLOCKS_PER_DESC;
- MAX_BLOCKS_PER_DESC = ((journal->j_blocksize-sizeof(journal_header_t))
- / sizeof(journal_block_tag_t));
-
/*
* First thing is to establish what we expect to find in the log
* (in terms of transaction IDs), and where (in terms of log