ocfs2: remove unused handle argument from ocfs2_meta_lock_full()

Now that this is unused and all callers pass NULL, we can safely remove it.

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>

14 files changed, 41 insertions, 51 deletions

diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index c8a4727bae8a..22dd60833c9b 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -1152,7 +1152,7 @@ static int __ocfs2_flush_truncate_log(struct ocfs2_super *osb)
 
         mutex_lock(&data_alloc_inode->i_mutex);
 
-        status = ocfs2_meta_lock(data_alloc_inode, NULL, &data_alloc_bh, 1);
+        status = ocfs2_meta_lock(data_alloc_inode, &data_alloc_bh, 1);
         if (status < 0) {
                 mlog_errno(status);
                 goto out_mutex;
@@ -2003,10 +2003,7 @@ int ocfs2_prepare_truncate(struct ocfs2_super *osb,
                 mutex_lock(&ext_alloc_inode->i_mutex);
                 (*tc)->tc_ext_alloc_inode = ext_alloc_inode;
 
-                status = ocfs2_meta_lock(ext_alloc_inode,
-                                         NULL,
-                                         &ext_alloc_bh,
-                                         1);
+                status = ocfs2_meta_lock(ext_alloc_inode, &ext_alloc_bh, 1);
                 if (status < 0) {
                         mlog_errno(status);
                         goto bail;
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index 3d7c082a8f58..196a71cb9764 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -200,7 +200,7 @@ static int ocfs2_readpage(struct file *file, struct page *page)
 
         mlog_entry("(0x%p, %lu)\n", file, (page ? page->index : 0));
 
-        ret = ocfs2_meta_lock_with_page(inode, NULL, NULL, 0, page);
+        ret = ocfs2_meta_lock_with_page(inode, NULL, 0, page);
         if (ret != 0) {
                 if (ret == AOP_TRUNCATED_PAGE)
                         unlock = 0;
@@ -305,7 +305,7 @@ static int ocfs2_prepare_write(struct file *file, struct page *page,
 
         mlog_entry("(0x%p, 0x%p, %u, %u)\n", file, page, from, to);
 
-        ret = ocfs2_meta_lock_with_page(inode, NULL, NULL, 0, page);
+        ret = ocfs2_meta_lock_with_page(inode, NULL, 0, page);
         if (ret != 0) {
                 mlog_errno(ret);
                 goto out;
@@ -412,7 +412,7 @@ static int ocfs2_commit_write(struct file *file, struct page *page,
          *    stale inode allocation image (i_size, i_clusters, etc).
          */
 
-        ret = ocfs2_meta_lock_with_page(inode, NULL, &di_bh, 1, page);
+        ret = ocfs2_meta_lock_with_page(inode, &di_bh, 1, page);
         if (ret != 0) {
                 mlog_errno(ret);
                 goto out;
@@ -490,7 +490,7 @@ static sector_t ocfs2_bmap(struct address_space *mapping, sector_t block)
          * accessed concurrently from multiple nodes.
          */
         if (!INODE_JOURNAL(inode)) {
-                err = ocfs2_meta_lock(inode, NULL, NULL, 0);
+                err = ocfs2_meta_lock(inode, NULL, 0);
                 if (err) {
                         if (err != -ENOENT)
                                 mlog_errno(err);
diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c
index d10ccea82fab..db46ee505782 100644
--- a/fs/ocfs2/dir.c
+++ b/fs/ocfs2/dir.c
@@ -89,7 +89,7 @@ int ocfs2_readdir(struct file * filp, void * dirent, filldir_t filldir)
         stored = 0;
         bh = NULL;
 
-        error = ocfs2_meta_lock(inode, NULL, NULL, 0);
+        error = ocfs2_meta_lock(inode, NULL, 0);
         if (error < 0) {
                 if (error != -ENOENT)
                         mlog_errno(error);
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 1c29b96b99e7..7a22118ef046 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -1579,7 +1579,6 @@ static int ocfs2_assign_bh(struct inode *inode,
  * the result of the lock will be communicated via the callback.
  */
 int ocfs2_meta_lock_full(struct inode *inode,
-                         struct ocfs2_journal_handle *handle,
                          struct buffer_head **ret_bh,
                          int ex,
                          int arg_flags)
@@ -1707,18 +1706,16 @@ bail:
  * the lock inversion simply.
  */
 int ocfs2_meta_lock_with_page(struct inode *inode,
-                              struct ocfs2_journal_handle *handle,
                               struct buffer_head **ret_bh,
                               int ex,
                               struct page *page)
 {
         int ret;
 
-        ret = ocfs2_meta_lock_full(inode, handle, ret_bh, ex,
-                                   OCFS2_LOCK_NONBLOCK);
+        ret = ocfs2_meta_lock_full(inode, ret_bh, ex, OCFS2_LOCK_NONBLOCK);
         if (ret == -EAGAIN) {
                 unlock_page(page);
-                if (ocfs2_meta_lock(inode, handle, ret_bh, ex) == 0)
+                if (ocfs2_meta_lock(inode, ret_bh, ex) == 0)
                         ocfs2_meta_unlock(inode, ex);
                 ret = AOP_TRUNCATED_PAGE;
         }
diff --git a/fs/ocfs2/dlmglue.h b/fs/ocfs2/dlmglue.h
index 75c49ce2be32..a1165edef430 100644
--- a/fs/ocfs2/dlmglue.h
+++ b/fs/ocfs2/dlmglue.h
@@ -81,18 +81,16 @@ void ocfs2_data_unlock(struct inode *inode,
 int ocfs2_rw_lock(struct inode *inode, int write);
 void ocfs2_rw_unlock(struct inode *inode, int write);
 int ocfs2_meta_lock_full(struct inode *inode,
-                         struct ocfs2_journal_handle *handle,
                          struct buffer_head **ret_bh,
                          int ex,
                          int arg_flags);
 int ocfs2_meta_lock_with_page(struct inode *inode,
-                              struct ocfs2_journal_handle *handle,
                               struct buffer_head **ret_bh,
                               int ex,
                               struct page *page);
 /* 99% of the time we don't want to supply any additional flags --
  * those are for very specific cases only. */
-#define ocfs2_meta_lock(i, h, b, e) ocfs2_meta_lock_full(i, h, b, e, 0)
+#define ocfs2_meta_lock(i, b, e) ocfs2_meta_lock_full(i, b, e, 0)
 void ocfs2_meta_unlock(struct inode *inode,
                        int ex);
 int ocfs2_super_lock(struct ocfs2_super *osb,
diff --git a/fs/ocfs2/export.c b/fs/ocfs2/export.c
index fb91089a60a7..06be6e774cf9 100644
--- a/fs/ocfs2/export.c
+++ b/fs/ocfs2/export.c
@@ -100,7 +100,7 @@ static struct dentry *ocfs2_get_parent(struct dentry *child)
         mlog(0, "find parent of directory %llu\n",
              (unsigned long long)OCFS2_I(dir)->ip_blkno);
 
-        status = ocfs2_meta_lock(dir, NULL, NULL, 0);
+        status = ocfs2_meta_lock(dir, NULL, 0);
         if (status < 0) {
                 if (status != -ENOENT)
                         mlog_errno(status);
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index bd944e893bbe..bcae2693e957 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -812,7 +812,7 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
                 }
         }
 
-        status = ocfs2_meta_lock(inode, NULL, &bh, 1);
+        status = ocfs2_meta_lock(inode, &bh, 1);
         if (status < 0) {
                 if (status != -ENOENT)
                         mlog_errno(status);
@@ -1006,7 +1006,7 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
          */
         meta_level = (filp->f_flags & O_APPEND) ? 1 : 0;
         for(;;) {
-                ret = ocfs2_meta_lock(inode, NULL, NULL, meta_level);
+                ret = ocfs2_meta_lock(inode, NULL, meta_level);
                 if (ret < 0) {
                         meta_level = -1;
                         mlog_errno(ret);
@@ -1174,7 +1174,7 @@ static ssize_t ocfs2_file_aio_read(struct kiocb *iocb,
          * like i_size. This allows the checks down below
          * generic_file_aio_read() a chance of actually working. 
          */
-        ret = ocfs2_meta_lock(inode, NULL, NULL, 0);
+        ret = ocfs2_meta_lock(inode, NULL, 0);
         if (ret < 0) {
                 mlog_errno(ret);
                 goto bail;
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index 20e60e4b1f10..dec0ece6267a 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -441,7 +441,7 @@ static int ocfs2_read_locked_inode(struct inode *inode,
                                   generation, inode);
 
         if (can_lock) {
-                status = ocfs2_meta_lock(inode, NULL, NULL, 0);
+                status = ocfs2_meta_lock(inode, NULL, 0);
                 if (status) {
                         make_bad_inode(inode);
                         mlog_errno(status);
@@ -582,7 +582,7 @@ static int ocfs2_remove_inode(struct inode *inode,
         }
 
         mutex_lock(&inode_alloc_inode->i_mutex);
-        status = ocfs2_meta_lock(inode_alloc_inode, NULL, &inode_alloc_bh, 1);
+        status = ocfs2_meta_lock(inode_alloc_inode, &inode_alloc_bh, 1);
         if (status < 0) {
                 mutex_unlock(&inode_alloc_inode->i_mutex);
 
@@ -705,7 +705,7 @@ static int ocfs2_wipe_inode(struct inode *inode,
          * delete_inode operation. We do this now to avoid races with
          * recovery completion on other nodes. */
         mutex_lock(&orphan_dir_inode->i_mutex);
-        status = ocfs2_meta_lock(orphan_dir_inode, NULL, &orphan_dir_bh, 1);
+        status = ocfs2_meta_lock(orphan_dir_inode, &orphan_dir_bh, 1);
         if (status < 0) {
                 mutex_unlock(&orphan_dir_inode->i_mutex);
 
@@ -933,7 +933,7 @@ void ocfs2_delete_inode(struct inode *inode)
          * allocation lock here as it won't be needed - nobody will
          * have the file open.
          */
-        status = ocfs2_meta_lock(inode, NULL, &di_bh, 1);
+        status = ocfs2_meta_lock(inode, &di_bh, 1);
         if (status < 0) {
                 if (status != -ENOENT)
                         mlog_errno(status);
@@ -1180,7 +1180,7 @@ int ocfs2_inode_revalidate(struct dentry *dentry)
 
         /* Let ocfs2_meta_lock do the work of updating our struct
          * inode for us. */
-        status = ocfs2_meta_lock(inode, NULL, NULL, 0);
+        status = ocfs2_meta_lock(inode, NULL, 0);
         if (status < 0) {
                 if (status != -ENOENT)
                         mlog_errno(status);
diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c
index 3663cef80689..16d8861b281f 100644
--- a/fs/ocfs2/ioctl.c
+++ b/fs/ocfs2/ioctl.c
@@ -26,7 +26,7 @@ static int ocfs2_get_inode_attr(struct inode *inode, unsigned *flags)
 {
         int status;
 
-        status = ocfs2_meta_lock(inode, NULL, NULL, 0);
+        status = ocfs2_meta_lock(inode, NULL, 0);
         if (status < 0) {
                 mlog_errno(status);
                 return status;
@@ -50,7 +50,7 @@ static int ocfs2_set_inode_attr(struct inode *inode, unsigned flags,
 
         mutex_lock(&inode->i_mutex);
 
-        status = ocfs2_meta_lock(inode, NULL, &bh, 1);
+        status = ocfs2_meta_lock(inode, &bh, 1);
         if (status < 0) {
                 mlog_errno(status);
                 goto bail;
diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c
index f070487a0551..61db8e7fffa5 100644
--- a/fs/ocfs2/journal.c
+++ b/fs/ocfs2/journal.c
@@ -424,8 +424,7 @@ int ocfs2_journal_init(struct ocfs2_journal *journal, int *dirty)
         /* Skip recovery waits here - journal inode metadata never
          * changes in a live cluster so it can be considered an
          * exception to the rule. */
-        status = ocfs2_meta_lock_full(inode, NULL, &bh, 1,
-                                      OCFS2_META_LOCK_RECOVERY);
+        status = ocfs2_meta_lock_full(inode, &bh, 1, OCFS2_META_LOCK_RECOVERY);
         if (status < 0) {
                 if (status != -ERESTARTSYS)
                         mlog(ML_ERROR, "Could not get lock on journal!\n");
@@ -1022,8 +1021,7 @@ static int ocfs2_replay_journal(struct ocfs2_super *osb,
         }
         SET_INODE_JOURNAL(inode);
 
-        status = ocfs2_meta_lock_full(inode, NULL, &bh, 1,
-                                      OCFS2_META_LOCK_RECOVERY);
+        status = ocfs2_meta_lock_full(inode, &bh, 1, OCFS2_META_LOCK_RECOVERY);
         if (status < 0) {
                 mlog(0, "status returned from ocfs2_meta_lock=%d\n", status);
                 if (status != -ERESTARTSYS)
@@ -1212,7 +1210,7 @@ static int ocfs2_trylock_journal(struct ocfs2_super *osb,
         SET_INODE_JOURNAL(inode);
 
         flags = OCFS2_META_LOCK_RECOVERY | OCFS2_META_LOCK_NOQUEUE;
-        status = ocfs2_meta_lock_full(inode, NULL, NULL, 1, flags);
+        status = ocfs2_meta_lock_full(inode, NULL, 1, flags);
         if (status < 0) {
                 if (status != -EAGAIN)
                         mlog_errno(status);
@@ -1295,7 +1293,7 @@ static int ocfs2_queue_orphans(struct ocfs2_super *osb,
         }       
 
         mutex_lock(&orphan_dir_inode->i_mutex);
-        status = ocfs2_meta_lock(orphan_dir_inode, NULL, NULL, 0);
+        status = ocfs2_meta_lock(orphan_dir_inode, NULL, 0);
         if (status < 0) {
                 mlog_errno(status);
                 goto out;
diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c
index 869383e7c562..4c46c0a81e00 100644
--- a/fs/ocfs2/localalloc.c
+++ b/fs/ocfs2/localalloc.c
@@ -231,7 +231,7 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
 
         mutex_lock(&main_bm_inode->i_mutex);
 
-        status = ocfs2_meta_lock(main_bm_inode, NULL, &main_bm_bh, 1);
+        status = ocfs2_meta_lock(main_bm_inode, &main_bm_bh, 1);
         if (status < 0) {
                 mlog_errno(status);
                 goto out_mutex;
@@ -399,7 +399,7 @@ int ocfs2_complete_local_alloc_recovery(struct ocfs2_super *osb,
 
         mutex_lock(&main_bm_inode->i_mutex);
 
-        status = ocfs2_meta_lock(main_bm_inode, NULL, &main_bm_bh, 1);
+        status = ocfs2_meta_lock(main_bm_inode, &main_bm_bh, 1);
         if (status < 0) {
                 mlog_errno(status);
                 goto out_mutex;
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index 8d03ef446868..daf70605afa8 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -159,7 +159,7 @@ static struct dentry *ocfs2_lookup(struct inode *dir, struct dentry *dentry,
         mlog(0, "find name %.*s in directory %llu\n", dentry->d_name.len,
              dentry->d_name.name, (unsigned long long)OCFS2_I(dir)->ip_blkno);
 
-        status = ocfs2_meta_lock(dir, NULL, NULL, 0);
+        status = ocfs2_meta_lock(dir, NULL, 0);
         if (status < 0) {
                 if (status != -ENOENT)
                         mlog_errno(status);
@@ -327,7 +327,7 @@ static int ocfs2_mknod(struct inode *dir,
         /* get our super block */
         osb = OCFS2_SB(dir->i_sb);
 
-        status = ocfs2_meta_lock(dir, NULL, &parent_fe_bh, 1);
+        status = ocfs2_meta_lock(dir, &parent_fe_bh, 1);
         if (status < 0) {
                 if (status != -ENOENT)
                         mlog_errno(status);
@@ -658,7 +658,7 @@ static int ocfs2_link(struct dentry *old_dentry,
         if (S_ISDIR(inode->i_mode))
                 return -EPERM;
 
-        err = ocfs2_meta_lock(dir, NULL, &parent_fe_bh, 1);
+        err = ocfs2_meta_lock(dir, &parent_fe_bh, 1);
         if (err < 0) {
                 if (err != -ENOENT)
                         mlog_errno(err);
@@ -683,7 +683,7 @@ static int ocfs2_link(struct dentry *old_dentry,
                 goto out;
         }
 
-        err = ocfs2_meta_lock(inode, NULL, &fe_bh, 1);
+        err = ocfs2_meta_lock(inode, &fe_bh, 1);
         if (err < 0) {
                 if (err != -ENOENT)
                         mlog_errno(err);
@@ -825,7 +825,7 @@ static int ocfs2_unlink(struct inode *dir,
                 return -EPERM;
         }
 
-        status = ocfs2_meta_lock(dir, NULL, &parent_node_bh, 1);
+        status = ocfs2_meta_lock(dir, &parent_node_bh, 1);
         if (status < 0) {
                 if (status != -ENOENT)
                         mlog_errno(status);
@@ -850,7 +850,7 @@ static int ocfs2_unlink(struct inode *dir,
                 goto leave;
         }
 
-        status = ocfs2_meta_lock(inode, NULL, &fe_bh, 1);
+        status = ocfs2_meta_lock(inode, &fe_bh, 1);
         if (status < 0) {
                 if (status != -ENOENT)
                         mlog_errno(status);
@@ -1012,7 +1012,7 @@ static int ocfs2_double_lock(struct ocfs2_super *osb,
                         inode1 = tmpinode;
                 }
                 /* lock id2 */
-                status = ocfs2_meta_lock(inode2, NULL, bh2, 1);
+                status = ocfs2_meta_lock(inode2, bh2, 1);
                 if (status < 0) {
                         if (status != -ENOENT)
                                 mlog_errno(status);
@@ -1021,7 +1021,7 @@ static int ocfs2_double_lock(struct ocfs2_super *osb,
         }
 
         /* lock id1 */
-        status = ocfs2_meta_lock(inode1, NULL, bh1, 1);
+        status = ocfs2_meta_lock(inode1, bh1, 1);
         if (status < 0) {
                 /*
                  * An error return must mean that no cluster locks
@@ -1142,7 +1142,7 @@ static int ocfs2_rename(struct inode *old_dir,
          * the vote thread on other nodes won't have to concurrently
          * downconvert the inode and the dentry locks.
          */
-        status = ocfs2_meta_lock(old_inode, NULL, NULL, 1);
+        status = ocfs2_meta_lock(old_inode, NULL, 1);
         if (status < 0) {
                 if (status != -ENOENT)
                         mlog_errno(status);
@@ -1234,7 +1234,7 @@ static int ocfs2_rename(struct inode *old_dir,
                         goto bail;
                 }
 
-                status = ocfs2_meta_lock(new_inode, NULL, &newfe_bh, 1);
+                status = ocfs2_meta_lock(new_inode, &newfe_bh, 1);
                 if (status < 0) {
                         if (status != -ENOENT)
                                 mlog_errno(status);
@@ -1608,7 +1608,7 @@ static int ocfs2_symlink(struct inode *dir,
         credits = ocfs2_calc_symlink_credits(sb);
 
         /* lock the parent directory */
-        status = ocfs2_meta_lock(dir, NULL, &parent_fe_bh, 1);
+        status = ocfs2_meta_lock(dir, &parent_fe_bh, 1);
         if (status < 0) {
                 if (status != -ENOENT)
                         mlog_errno(status);
@@ -2127,7 +2127,7 @@ static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,
 
         mutex_lock(&orphan_dir_inode->i_mutex);
 
-        status = ocfs2_meta_lock(orphan_dir_inode, NULL, &orphan_dir_bh, 1);
+        status = ocfs2_meta_lock(orphan_dir_inode, &orphan_dir_bh, 1);
         if (status < 0) {
                 mlog_errno(status);
                 goto leave;
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index 31bda54fefe3..27f8dc4c819c 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -421,7 +421,7 @@ static int ocfs2_reserve_suballoc_bits(struct ocfs2_super *osb,
 
         mutex_lock(&alloc_inode->i_mutex);
 
-        status = ocfs2_meta_lock(alloc_inode, NULL, &bh, 1);
+        status = ocfs2_meta_lock(alloc_inode, &bh, 1);
         if (status < 0) {
                 mutex_unlock(&alloc_inode->i_mutex);
                 iput(alloc_inode);
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 290d531bed61..d9b1eb6a3c6e 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -865,7 +865,7 @@ static int ocfs2_statfs(struct dentry *dentry, struct kstatfs *buf)
                 goto bail;
         }
 
-        status = ocfs2_meta_lock(inode, NULL, &bh, 0);
+        status = ocfs2_meta_lock(inode, &bh, 0);
         if (status < 0) {
                 mlog_errno(status);
                 goto bail;