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-rw-r--r--fs/reiserfs/inode.c2
-rw-r--r--fs/reiserfs/journal.c9
2 files changed, 10 insertions, 1 deletions
diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c
index 5f82352b97e1..0a044ad98885 100644
--- a/fs/reiserfs/inode.c
+++ b/fs/reiserfs/inode.c
@@ -2194,7 +2194,7 @@ static int map_block_for_writepage(struct inode *inode,
INITIALIZE_PATH(path);
int pos_in_item;
int jbegin_count = JOURNAL_PER_BALANCE_CNT;
- loff_t byte_offset = (block << inode->i_sb->s_blocksize_bits) + 1;
+ loff_t byte_offset = ((loff_t)block << inode->i_sb->s_blocksize_bits)+1;
int retval;
int use_get_block = 0;
int bytes_copied = 0;
diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
index 4b15761434bc..68b7b78638ff 100644
--- a/fs/reiserfs/journal.c
+++ b/fs/reiserfs/journal.c
@@ -2757,6 +2757,15 @@ int journal_init(struct super_block *p_s_sb, const char *j_dev_name,
journal->j_cnode_used = 0;
journal->j_must_wait = 0;
+ if (journal->j_cnode_free == 0) {
+ reiserfs_warning(p_s_sb, "journal-2004: Journal cnode memory "
+ "allocation failed (%ld bytes). Journal is "
+ "too large for available memory. Usually "
+ "this is due to a journal that is too large.",
+ sizeof (struct reiserfs_journal_cnode) * num_cnodes);
+ goto free_and_return;
+ }
+
init_journal_hash(p_s_sb);
jl = journal->j_current_jl;
jl->j_list_bitmap = get_list_bitmap(p_s_sb, jl);