2 files changed, 12 insertions, 0 deletions

diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 7a88de9ada29..a072df5053ae 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -42,7 +42,13 @@
 #include <asm/div64.h>
 
 #define IDE_DISK_PARTS          (1 << PARTN_BITS)
+
+#if !defined(CONFIG_DEBUG_BLOCK_EXT_DEVT)
 #define IDE_DISK_MINORS         IDE_DISK_PARTS
+#else
+#define IDE_DISK_MINORS         1
+#endif
+
 #define IDE_DISK_EXT_MINORS     (IDE_DISK_PARTS - IDE_DISK_MINORS)
 
 struct ide_disk_obj {
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index d1bb0e1d2d28..280d231a86ed 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -87,7 +87,13 @@ MODULE_ALIAS_SCSI_DEVICE(TYPE_MOD);
 MODULE_ALIAS_SCSI_DEVICE(TYPE_RBC);
 
 #define SD_PARTS        64
+
+#if !defined(CONFIG_DEBUG_BLOCK_EXT_DEVT)
 #define SD_MINORS       16
+#else
+#define SD_MINORS       1
+#endif
+
 #define SD_EXT_MINORS   (SD_PARTS - SD_MINORS)
 
 static int  sd_revalidate_disk(struct gendisk *);