[PATCH 10/13] Use bool with jbd2_journal_cancel_revoke()

[David Howells]

jbd2_journal_cancel_revoke() should return a bool as it returns a boolean
value only, and should use bool type for a couple of internal variables.  This
allows gcc to make better decisions.

Signed-off-by: David Howells <dhowe...@redhat.com>
---

 fs/jbd2/revoke.c     |   10 +++++-----
 include/linux/jbd2.h |    2 +-
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/fs/jbd2/revoke.c b/fs/jbd2/revoke.c
index c6cbaef2bda1..587b4947f0d0 100644
--- a/fs/jbd2/revoke.c
+++ b/fs/jbd2/revoke.c
@@ -417,12 +417,12 @@ int jbd2_journal_revoke(handle_t *handle, unsigned long 
long blocknr,
  * do not trust the Revoked bit on buffers unless RevokeValid is also
  * set.
  */
-int jbd2_journal_cancel_revoke(handle_t *handle, struct journal_head *jh)
+bool jbd2_journal_cancel_revoke(handle_t *handle, struct journal_head *jh)
 {
        struct jbd2_revoke_record_s *record;
        journal_t *journal = handle->h_transaction->t_journal;
-       int need_cancel;
-       int did_revoke = 0;     /* akpm: debug */
+       bool need_cancel;
+       int did_revoke = false; /* akpm: debug */
        struct buffer_head *bh = jh2bh(jh);
 
        jbd_debug(4, "journal_head %p, cancelling revoke\n", jh);
@@ -434,7 +434,7 @@ int jbd2_journal_cancel_revoke(handle_t *handle, struct 
journal_head *jh)
        if (test_set_buffer_revokevalid(bh)) {
                need_cancel = test_clear_buffer_revoked(bh);
        } else {
-               need_cancel = 1;
+               need_cancel = true;
                clear_buffer_revoked(bh);
        }
 
@@ -447,7 +447,7 @@ int jbd2_journal_cancel_revoke(handle_t *handle, struct 
journal_head *jh)
                        list_del(&record->hash);
                        spin_unlock(&journal->j_revoke_lock);
                        kmem_cache_free(jbd2_revoke_record_cache, record);
-                       did_revoke = 1;
+                       did_revoke = true;
                }
        }
 
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 20e7f78041c8..716f1d15e83d 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -1219,7 +1219,7 @@ extern int           
jbd2_journal_init_revoke_caches(void);
 
 extern void       jbd2_journal_destroy_revoke(journal_t *);
 extern int        jbd2_journal_revoke (handle_t *, unsigned long long, struct 
buffer_head *);
-extern int        jbd2_journal_cancel_revoke(handle_t *, struct journal_head 
*);
+extern bool       jbd2_journal_cancel_revoke(handle_t *, struct journal_head 
*);
 extern void       jbd2_journal_write_revoke_records(journal_t *journal,
                                                     transaction_t *transaction,
                                                     struct list_head *log_bufs,

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