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path: root/target/linux/patches/2.6.37/mtd-rootfs.patch
blob: 74a94ff7efbf24d55c731a1360ce1f71b59810c2 (plain)
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diff -Nur linux-2.6.37.orig/drivers/mtd/mtdpart.c linux-2.6.37/drivers/mtd/mtdpart.c
--- linux-2.6.37.orig/drivers/mtd/mtdpart.c	2011-01-05 01:50:19.000000000 +0100
+++ linux-2.6.37/drivers/mtd/mtdpart.c	2011-01-18 00:23:32.000000000 +0100
@@ -30,6 +30,7 @@
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/err.h>
+#include <linux/root_dev.h>
 
 /* Our partition linked list */
 static LIST_HEAD(mtd_partitions);
@@ -642,6 +643,14 @@
 		if (IS_ERR(slave))
 			return PTR_ERR(slave);
 
+		if (!strcmp(parts[i].name, "rootfs")) {
+			if (ROOT_DEV == 0) {
+				printk(KERN_NOTICE "mtd: partition \"rootfs\" "
+					"set to be root filesystem\n");
+					ROOT_DEV = MKDEV(MTD_BLOCK_MAJOR, slave->mtd.index);
+			}
+		}
+
 		mutex_lock(&mtd_partitions_mutex);
 		list_add(&slave->list, &mtd_partitions);
 		mutex_unlock(&mtd_partitions_mutex);