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authorRafał Miłecki <zajec5@gmail.com>2015-02-23 22:59:53 +0000
committerRafał Miłecki <zajec5@gmail.com>2015-02-23 22:59:53 +0000
commit1c063070cf6bc2b81674f60b6ad6ae0ee9b4152f (patch)
tree0a83cfa5ea98e519ade4fa7f4e8a859e26bd737c /target/linux/generic/patches-4.0/480-mtd-set-rootfs-to-be-root-dev.patch
parentad077832bfb03106a02b7be02b560c13e77d0436 (diff)
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generic: early (incomplete!) 4.0 support
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> SVN-Revision: 44511
Diffstat (limited to 'target/linux/generic/patches-4.0/480-mtd-set-rootfs-to-be-root-dev.patch')
-rw-r--r--target/linux/generic/patches-4.0/480-mtd-set-rootfs-to-be-root-dev.patch26
1 files changed, 26 insertions, 0 deletions
diff --git a/target/linux/generic/patches-4.0/480-mtd-set-rootfs-to-be-root-dev.patch b/target/linux/generic/patches-4.0/480-mtd-set-rootfs-to-be-root-dev.patch
new file mode 100644
index 0000000000..4b89412291
--- /dev/null
+++ b/target/linux/generic/patches-4.0/480-mtd-set-rootfs-to-be-root-dev.patch
@@ -0,0 +1,26 @@
+--- a/drivers/mtd/mtdcore.c
++++ b/drivers/mtd/mtdcore.c
+@@ -38,6 +38,7 @@
+ #include <linux/gfp.h>
+ #include <linux/slab.h>
+ #include <linux/reboot.h>
++#include <linux/root_dev.h>
+
+ #include <linux/mtd/mtd.h>
+ #include <linux/mtd/partitions.h>
+@@ -447,6 +448,15 @@ int add_mtd_device(struct mtd_info *mtd)
+ of this try_ nonsense, and no bitching about it
+ either. :) */
+ __module_get(THIS_MODULE);
++
++ if (!strcmp(mtd->name, "rootfs") &&
++ config_enabled(CONFIG_MTD_ROOTFS_ROOT_DEV) &&
++ ROOT_DEV == 0) {
++ pr_notice("mtd: device %d (%s) set to be root filesystem\n",
++ mtd->index, mtd->name);
++ ROOT_DEV = MKDEV(MTD_BLOCK_MAJOR, mtd->index);
++ }
++
+ return 0;
+
+ fail_added: