From: Miklos Szeredi Now a successful sb_prepare_remount_readonly() should ensure that no writable files remain for this superblock. So turn this check into a WARN_ON. Signed-off-by: Miklos Szeredi --- fs/file_table.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) Index: linux-2.6/fs/file_table.c =================================================================== --- linux-2.6.orig/fs/file_table.c 2010-10-26 14:26:57.000000000 +0200 +++ linux-2.6/fs/file_table.c 2010-10-26 14:27:05.000000000 +0200 @@ -437,8 +437,11 @@ int fs_may_remount_ro(struct super_block if (inode->i_nlink == 0) goto too_bad; - /* Writeable file? */ - if (S_ISREG(inode->i_mode) && (file->f_mode & FMODE_WRITE)) + /* + * Writable file? + * Should be caught by sb_prepare_remount_readonly(). + */ + if (WARN_ON(S_ISREG(inode->i_mode) && (file->f_mode & FMODE_WRITE))) goto too_bad; } while_file_list_for_each_entry; lg_global_unlock(files_lglock); -- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/