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-rw-r--r--drivers/block/Kconfig1
-rw-r--r--init/initramfs.c10
2 files changed, 10 insertions, 1 deletions
diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig
index 8b1331677407..e57ac5a43246 100644
--- a/drivers/block/Kconfig
+++ b/drivers/block/Kconfig
@@ -401,7 +401,6 @@ config BLK_DEV_RAM_SIZE
config BLK_DEV_INITRD
bool "Initial RAM disk (initrd) support"
- depends on BLK_DEV_RAM=y
help
The initial RAM disk is a RAM disk that is loaded by the boot loader
(loadlin or lilo) and that is mounted as root before the normal boot
diff --git a/init/initramfs.c b/init/initramfs.c
index 637344b05981..77b934cccefe 100644
--- a/init/initramfs.c
+++ b/init/initramfs.c
@@ -506,6 +506,7 @@ void __init populate_rootfs(void)
panic(err);
#ifdef CONFIG_BLK_DEV_INITRD
if (initrd_start) {
+#ifdef CONFIG_BLK_DEV_RAM
int fd;
printk(KERN_INFO "checking if image is initramfs...");
err = unpack_to_rootfs((char *)initrd_start,
@@ -525,6 +526,15 @@ void __init populate_rootfs(void)
sys_close(fd);
free_initrd();
}
+#else
+ printk(KERN_INFO "Unpacking initramfs...");
+ err = unpack_to_rootfs((char *)initrd_start,
+ initrd_end - initrd_start, 0);
+ if (err)
+ panic(err);
+ printk(" done\n");
+ free_initrd();
+#endif
}
#endif
}