[PATCH] BUG_ON() Conversion in fs/ocfs2/

this changes if() BUG(); constructs to BUG_ON() which is
cleaner, contains unlikely() and can better optimized away.

Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de>
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>

diff --git a/fs/ocfs2/extent_map.c b/fs/ocfs2/extent_map.c
index eb2bd8a..b6ba292 100644 (file)
--- a/fs/ocfs2/extent_map.c
+++ b/fs/ocfs2/extent_map.c
@@ -262,8 +262,7 @@ static int ocfs2_extent_map_find_leaf(struct inode *inode,
                el = &eb->h_list;
        }
 
-       if (el->l_tree_depth)
-               BUG();
+       BUG_ON(el->l_tree_depth);
 
        for (i = 0; i < le16_to_cpu(el->l_next_free_rec); i++) {
                rec = &el->l_recs[i];
@@ -364,8 +363,8 @@ static int ocfs2_extent_map_lookup_read(struct inode *inode,
                return ret;
        }
 
-       if (ent->e_tree_depth)
-               BUG();  /* FIXME: Make sure this isn't a corruption */
+       /* FIXME: Make sure this isn't a corruption */
+       BUG_ON(ent->e_tree_depth);
 
        *ret_ent = ent;
 
@@ -423,8 +422,7 @@ static int ocfs2_extent_map_try_insert(struct inode *inode,
                                          le32_to_cpu(rec->e_clusters), NULL,
                                          NULL);
 
-       if (!old_ent)
-               BUG();
+       BUG_ON(!old_ent);
 
        ret = -EEXIST;
        if (old_ent->e_tree_depth < tree_depth)

diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c
index ccabed9..b71b338 100644 (file)
--- a/fs/ocfs2/journal.c
+++ b/fs/ocfs2/journal.c
@@ -147,8 +147,7 @@ struct ocfs2_journal_handle *ocfs2_start_trans(struct ocfs2_super *osb,
 
        mlog_entry("(max_buffs = %d)\n", max_buffs);
 
-       if (!osb || !osb->journal->j_journal)
-               BUG();
+       BUG_ON(!osb || !osb->journal->j_journal);
 
        if (ocfs2_is_hard_readonly(osb)) {
                ret = -EROFS;
@@ -672,8 +671,7 @@ void ocfs2_journal_shutdown(struct ocfs2_super *osb)
 
        mlog_entry_void();
 
-       if (!osb)
-               BUG();
+       BUG_ON(!osb);
 
        journal = osb->journal;
        if (!journal)
@@ -805,8 +803,7 @@ int ocfs2_journal_wipe(struct ocfs2_journal *journal, int full)
 
        mlog_entry_void();
 
-       if (!journal)
-               BUG();
+       BUG_ON(!journal);
 
        status = journal_wipe(journal->j_journal, full);
        if (status < 0) {
@@ -1271,8 +1268,7 @@ static int ocfs2_recover_node(struct ocfs2_super *osb,
 
        /* Should not ever be called to recover ourselves -- in that
         * case we should've called ocfs2_journal_load instead. */
-       if (osb->node_num == node_num)
-               BUG();
+       BUG_ON(osb->node_num == node_num);
 
        slot_num = ocfs2_node_num_to_slot(si, node_num);
        if (slot_num == OCFS2_INVALID_SLOT) {

diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index e7e17bd..046824b 100644 (file)
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -1254,8 +1254,7 @@ static int ocfs2_initialize_super(struct super_block *sb,
        osb->sb = sb;
        /* Save off for ocfs2_rw_direct */
        osb->s_sectsize_bits = blksize_bits(sector_size);
-       if (!osb->s_sectsize_bits)
-               BUG();
+       BUG_ON(!osb->s_sectsize_bits);
 
        osb->net_response_ids = 0;
        spin_lock_init(&osb->net_response_lock);

diff --git a/fs/ocfs2/sysfile.c b/fs/ocfs2/sysfile.c
index 600a8bc..fc29cb7 100644 (file)
--- a/fs/ocfs2/sysfile.c
+++ b/fs/ocfs2/sysfile.c
@@ -77,8 +77,7 @@ struct inode *ocfs2_get_system_file_inode(struct ocfs2_super *osb,
        if (arr && ((inode = *arr) != NULL)) {
                /* get a ref in addition to the array ref */
                inode = igrab(inode);
-               if (!inode)
-                       BUG();
+               BUG_ON(!inode);
 
                return inode;
        }
@@ -89,8 +88,7 @@ struct inode *ocfs2_get_system_file_inode(struct ocfs2_super *osb,
        /* add one more if putting into array for first time */
        if (arr && inode) {
                *arr = igrab(inode);
-               if (!*arr)
-                       BUG();
+               BUG_ON(!*arr);
        }
        return inode;
 }