reiserfs: strip trailing whitespace
This patch strips trailing whitespace from the reiserfs code.
Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
index db91754..4f78746 100644
--- a/fs/reiserfs/journal.c
+++ b/fs/reiserfs/journal.c
@@ -1,36 +1,36 @@
/*
** Write ahead logging implementation copyright Chris Mason 2000
**
-** The background commits make this code very interelated, and
+** The background commits make this code very interelated, and
** overly complex. I need to rethink things a bit....The major players:
**
-** journal_begin -- call with the number of blocks you expect to log.
+** journal_begin -- call with the number of blocks you expect to log.
** If the current transaction is too
-** old, it will block until the current transaction is
+** old, it will block until the current transaction is
** finished, and then start a new one.
-** Usually, your transaction will get joined in with
+** Usually, your transaction will get joined in with
** previous ones for speed.
**
-** journal_join -- same as journal_begin, but won't block on the current
+** journal_join -- same as journal_begin, but won't block on the current
** transaction regardless of age. Don't ever call
-** this. Ever. There are only two places it should be
+** this. Ever. There are only two places it should be
** called from, and they are both inside this file.
**
-** journal_mark_dirty -- adds blocks into this transaction. clears any flags
+** journal_mark_dirty -- adds blocks into this transaction. clears any flags
** that might make them get sent to disk
-** and then marks them BH_JDirty. Puts the buffer head
-** into the current transaction hash.
+** and then marks them BH_JDirty. Puts the buffer head
+** into the current transaction hash.
**
** journal_end -- if the current transaction is batchable, it does nothing
** otherwise, it could do an async/synchronous commit, or
-** a full flush of all log and real blocks in the
+** a full flush of all log and real blocks in the
** transaction.
**
-** flush_old_commits -- if the current transaction is too old, it is ended and
-** commit blocks are sent to disk. Forces commit blocks
-** to disk for all backgrounded commits that have been
+** flush_old_commits -- if the current transaction is too old, it is ended and
+** commit blocks are sent to disk. Forces commit blocks
+** to disk for all backgrounded commits that have been
** around too long.
-** -- Note, if you call this as an immediate flush from
+** -- Note, if you call this as an immediate flush from
** from within kupdate, it will ignore the immediate flag
*/
@@ -212,7 +212,7 @@
list_add(&bn->list, &journal->j_bitmap_nodes);
journal->j_free_bitmap_nodes++;
} else {
- break; // this is ok, we'll try again when more are needed
+ break; /* this is ok, we'll try again when more are needed */
}
}
}
@@ -283,7 +283,7 @@
}
/*
-** get memory for JOURNAL_NUM_BITMAPS worth of bitmaps.
+** get memory for JOURNAL_NUM_BITMAPS worth of bitmaps.
** jb_array is the array to be filled in.
*/
int reiserfs_allocate_list_bitmaps(struct super_block *p_s_sb,
@@ -315,7 +315,7 @@
}
/*
-** find an available list bitmap. If you can't find one, flush a commit list
+** find an available list bitmap. If you can't find one, flush a commit list
** and try again
*/
static struct reiserfs_list_bitmap *get_list_bitmap(struct super_block *p_s_sb,
@@ -348,7 +348,7 @@
return jb;
}
-/*
+/*
** allocates a new chunk of X nodes, and links them all together as a list.
** Uses the cnode->next and cnode->prev pointers
** returns NULL on failure
@@ -376,7 +376,7 @@
}
/*
-** pulls a cnode off the free list, or returns NULL on failure
+** pulls a cnode off the free list, or returns NULL on failure
*/
static struct reiserfs_journal_cnode *get_cnode(struct super_block *p_s_sb)
{
@@ -403,7 +403,7 @@
}
/*
-** returns a cnode to the free list
+** returns a cnode to the free list
*/
static void free_cnode(struct super_block *p_s_sb,
struct reiserfs_journal_cnode *cn)
@@ -1192,8 +1192,8 @@
}
/*
-** flush_journal_list frequently needs to find a newer transaction for a given block. This does that, or
-** returns NULL if it can't find anything
+** flush_journal_list frequently needs to find a newer transaction for a given block. This does that, or
+** returns NULL if it can't find anything
*/
static struct reiserfs_journal_list *find_newer_jl_for_cn(struct
reiserfs_journal_cnode
@@ -1335,8 +1335,8 @@
return _update_journal_header_block(p_s_sb, offset, trans_id);
}
-/*
-** flush any and all journal lists older than you are
+/*
+** flush any and all journal lists older than you are
** can only be called from flush_journal_list
*/
static int flush_older_journal_lists(struct super_block *p_s_sb,
@@ -1382,8 +1382,8 @@
** always set flushall to 1, unless you are calling from inside
** flush_journal_list
**
-** IMPORTANT. This can only be called while there are no journal writers,
-** and the journal is locked. That means it can only be called from
+** IMPORTANT. This can only be called while there are no journal writers,
+** and the journal is locked. That means it can only be called from
** do_journal_end, or by journal_release
*/
static int flush_journal_list(struct super_block *s,
@@ -1429,7 +1429,7 @@
goto flush_older_and_return;
}
- /* start by putting the commit list on disk. This will also flush
+ /* start by putting the commit list on disk. This will also flush
** the commit lists of any olders transactions
*/
flush_commit_list(s, jl, 1);
@@ -1444,8 +1444,8 @@
goto flush_older_and_return;
}
- /* loop through each cnode, see if we need to write it,
- ** or wait on a more recent transaction, or just ignore it
+ /* loop through each cnode, see if we need to write it,
+ ** or wait on a more recent transaction, or just ignore it
*/
if (atomic_read(&(journal->j_wcount)) != 0) {
reiserfs_panic(s, "journal-844", "journal list is flushing, "
@@ -1473,8 +1473,8 @@
if (!pjl && cn->bh) {
saved_bh = cn->bh;
- /* we do this to make sure nobody releases the buffer while
- ** we are working with it
+ /* we do this to make sure nobody releases the buffer while
+ ** we are working with it
*/
get_bh(saved_bh);
@@ -1497,8 +1497,8 @@
goto free_cnode;
}
- /* bh == NULL when the block got to disk on its own, OR,
- ** the block got freed in a future transaction
+ /* bh == NULL when the block got to disk on its own, OR,
+ ** the block got freed in a future transaction
*/
if (saved_bh == NULL) {
goto free_cnode;
@@ -1586,7 +1586,7 @@
__func__);
flush_older_and_return:
- /* before we can update the journal header block, we _must_ flush all
+ /* before we can update the journal header block, we _must_ flush all
** real blocks from all older transactions to disk. This is because
** once the header block is updated, this transaction will not be
** replayed after a crash
@@ -1596,7 +1596,7 @@
}
err = journal->j_errno;
- /* before we can remove everything from the hash tables for this
+ /* before we can remove everything from the hash tables for this
** transaction, we must make sure it can never be replayed
**
** since we are only called from do_journal_end, we know for sure there
@@ -2016,9 +2016,9 @@
return 0;
}
-/* returns 0 if it did not find a description block
+/* returns 0 if it did not find a description block
** returns -1 if it found a corrupt commit block
-** returns 1 if both desc and commit were valid
+** returns 1 if both desc and commit were valid
*/
static int journal_transaction_is_valid(struct super_block *p_s_sb,
struct buffer_head *d_bh,
@@ -2380,8 +2380,8 @@
bdevname(journal->j_dev_bd, b));
start = get_seconds();
- /* step 1, read in the journal header block. Check the transaction it says
- ** is the first unflushed, and if that transaction is not valid,
+ /* step 1, read in the journal header block. Check the transaction it says
+ ** is the first unflushed, and if that transaction is not valid,
** replay is done
*/
journal->j_header_bh = journal_bread(p_s_sb,
@@ -2406,8 +2406,8 @@
le32_to_cpu(jh->j_last_flush_trans_id));
valid_journal_header = 1;
- /* now, we try to read the first unflushed offset. If it is not valid,
- ** there is nothing more we can do, and it makes no sense to read
+ /* now, we try to read the first unflushed offset. If it is not valid,
+ ** there is nothing more we can do, and it makes no sense to read
** through the whole log.
*/
d_bh =
@@ -2919,7 +2919,7 @@
return 0;
}
-/* this must be called inside a transaction, and requires the
+/* this must be called inside a transaction, and requires the
** kernel_lock to be held
*/
void reiserfs_block_writes(struct reiserfs_transaction_handle *th)
@@ -3040,7 +3040,7 @@
now = get_seconds();
/* if there is no room in the journal OR
- ** if this transaction is too old, and we weren't called joinable, wait for it to finish before beginning
+ ** if this transaction is too old, and we weren't called joinable, wait for it to finish before beginning
** we don't sleep if there aren't other writers
*/
@@ -3240,7 +3240,7 @@
**
** if it was dirty, cleans and files onto the clean list. I can't let it be dirty again until the
** transaction is committed.
-**
+**
** if j_len, is bigger than j_len_alloc, it pushes j_len_alloc to 10 + j_len.
*/
int journal_mark_dirty(struct reiserfs_transaction_handle *th,
@@ -3290,7 +3290,7 @@
atomic_read(&(journal->j_wcount)));
return 1;
}
- /* this error means I've screwed up, and we've overflowed the transaction.
+ /* this error means I've screwed up, and we've overflowed the transaction.
** Nothing can be done here, except make the FS readonly or panic.
*/
if (journal->j_len >= journal->j_trans_max) {
@@ -3380,7 +3380,7 @@
}
}
-/* removes from the current transaction, relsing and descrementing any counters.
+/* removes from the current transaction, relsing and descrementing any counters.
** also files the removed buffer directly onto the clean list
**
** called by journal_mark_freed when a block has been deleted
@@ -3478,7 +3478,7 @@
}
/* syncs the commit blocks, but does not force the real buffers to disk
-** will wait until the current transaction is done/committed before returning
+** will wait until the current transaction is done/committed before returning
*/
int journal_end_sync(struct reiserfs_transaction_handle *th,
struct super_block *p_s_sb, unsigned long nblocks)
@@ -3560,13 +3560,13 @@
/*
** returns 0 if do_journal_end should return right away, returns 1 if do_journal_end should finish the commit
-**
-** if the current transaction is too old, but still has writers, this will wait on j_join_wait until all
+**
+** if the current transaction is too old, but still has writers, this will wait on j_join_wait until all
** the writers are done. By the time it wakes up, the transaction it was called has already ended, so it just
** flushes the commit list and returns 0.
**
** Won't batch when flush or commit_now is set. Also won't batch when others are waiting on j_join_wait.
-**
+**
** Note, we can't allow the journal_end to proceed while there are still writers in the log.
*/
static int check_journal_end(struct reiserfs_transaction_handle *th,
@@ -3594,7 +3594,7 @@
atomic_dec(&(journal->j_wcount));
}
- /* BUG, deal with case where j_len is 0, but people previously freed blocks need to be released
+ /* BUG, deal with case where j_len is 0, but people previously freed blocks need to be released
** will be dealt with by next transaction that actually writes something, but should be taken
** care of in this trans
*/
@@ -3603,7 +3603,7 @@
/* if wcount > 0, and we are called to with flush or commit_now,
** we wait on j_join_wait. We will wake up when the last writer has
** finished the transaction, and started it on its way to the disk.
- ** Then, we flush the commit or journal list, and just return 0
+ ** Then, we flush the commit or journal list, and just return 0
** because the rest of journal end was already done for this transaction.
*/
if (atomic_read(&(journal->j_wcount)) > 0) {
@@ -3674,7 +3674,7 @@
/*
** Does all the work that makes deleting blocks safe.
** when deleting a block mark BH_JNew, just remove it from the current transaction, clean it's buffer_head and move on.
-**
+**
** otherwise:
** set a bit for the block in the journal bitmap. That will prevent it from being allocated for unformatted nodes
** before this transaction has finished.
@@ -3878,7 +3878,7 @@
** be written to disk while we are altering it. So, we must:
** clean it
** wait on it.
-**
+**
*/
int reiserfs_prepare_for_journal(struct super_block *p_s_sb,
struct buffer_head *bh, int wait)
@@ -3920,7 +3920,7 @@
}
}
-/*
+/*
** long and ugly. If flush, will not return until all commit
** blocks and all real buffers in the trans are on disk.
** If no_async, won't return until all commit blocks are on disk.
@@ -3981,7 +3981,7 @@
wait_on_commit = 1;
}
- /* check_journal_end locks the journal, and unlocks if it does not return 1
+ /* check_journal_end locks the journal, and unlocks if it does not return 1
** it tells us if we should continue with the journal_end, or just return
*/
if (!check_journal_end(th, p_s_sb, nblocks, flags)) {
@@ -4078,7 +4078,7 @@
last_cn->next = jl_cn;
}
last_cn = jl_cn;
- /* make sure the block we are trying to log is not a block
+ /* make sure the block we are trying to log is not a block
of journal or reserved area */
if (is_block_in_log_or_reserved_area
@@ -4225,9 +4225,9 @@
} else if (!(jl->j_state & LIST_COMMIT_PENDING))
queue_delayed_work(commit_wq, &journal->j_work, HZ / 10);
- /* if the next transaction has any chance of wrapping, flush
- ** transactions that might get overwritten. If any journal lists are very
- ** old flush them as well.
+ /* if the next transaction has any chance of wrapping, flush
+ ** transactions that might get overwritten. If any journal lists are very
+ ** old flush them as well.
*/
first_jl:
list_for_each_safe(entry, safe, &journal->j_journal_list) {