aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/generic/patches-3.18/492-try-auto-mounting-ubi0-rootfs-in-init-do_mounts.c.patch
diff options
context:
space:
mode:
authorRafał Miłecki <zajec5@gmail.com>2014-10-27 18:14:39 +0000
committerRafał Miłecki <zajec5@gmail.com>2014-10-27 18:14:39 +0000
commit1c45c113c4aee13ca5a5cc30f357d2072a14b5e7 (patch)
tree89a6f12673d11ed2a89ac083a6c93ce47dad831c /target/linux/generic/patches-3.18/492-try-auto-mounting-ubi0-rootfs-in-init-do_mounts.c.patch
parentac7e9e859bb08a7d8a9c82bed1d08abbf57b5ace (diff)
downloadmaster-187ad058-1c45c113c4aee13ca5a5cc30f357d2072a14b5e7.tar.gz
master-187ad058-1c45c113c4aee13ca5a5cc30f357d2072a14b5e7.tar.bz2
master-187ad058-1c45c113c4aee13ca5a5cc30f357d2072a14b5e7.zip
kernel: start working on 3.18 support
This commit: 1) Copies 3.14 patches 2) Drops mainlined stuff 3) Modifies some patches to apply Signed-off-by: Rafał Miłecki <zajec5@gmail.com> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43093 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-3.18/492-try-auto-mounting-ubi0-rootfs-in-init-do_mounts.c.patch')
-rw-r--r--target/linux/generic/patches-3.18/492-try-auto-mounting-ubi0-rootfs-in-init-do_mounts.c.patch53
1 files changed, 53 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.18/492-try-auto-mounting-ubi0-rootfs-in-init-do_mounts.c.patch b/target/linux/generic/patches-3.18/492-try-auto-mounting-ubi0-rootfs-in-init-do_mounts.c.patch
new file mode 100644
index 0000000000..e4f31fdf17
--- /dev/null
+++ b/target/linux/generic/patches-3.18/492-try-auto-mounting-ubi0-rootfs-in-init-do_mounts.c.patch
@@ -0,0 +1,53 @@
+From eea9e1785e4c05c2a3444506aabafa0ae958538f Mon Sep 17 00:00:00 2001
+From: Daniel Golle <daniel@makrotopia.org>
+Date: Sat, 17 May 2014 03:35:02 +0200
+Subject: [PATCH 4/5] try auto-mounting ubi0:rootfs in init/do_mounts.c
+To: openwrt-devel@lists.openwrt.org
+
+Signed-off-by: Daniel Golle <daniel@makrotopia.org>
+---
+ init/do_mounts.c | 26 +++++++++++++++++++++++++-
+ 1 file changed, 25 insertions(+), 1 deletion(-)
+
+--- a/init/do_mounts.c
++++ b/init/do_mounts.c
+@@ -433,7 +433,27 @@ retry:
+ out:
+ put_page(page);
+ }
+-
++
++static int __init mount_ubi_rootfs(void)
++{
++ int flags = MS_SILENT;
++ int err, tried = 0;
++
++ while (tried < 2) {
++ err = do_mount_root("ubi0:rootfs", "ubifs", flags, \
++ root_mount_data);
++ switch (err) {
++ case -EACCES:
++ flags |= MS_RDONLY;
++ tried++;
++ default:
++ return err;
++ }
++ }
++
++ return -EINVAL;
++}
++
+ #ifdef CONFIG_ROOT_NFS
+
+ #define NFSROOT_TIMEOUT_MIN 5
+@@ -527,6 +547,10 @@ void __init mount_root(void)
+ change_floppy("root floppy");
+ }
+ #endif
++#ifdef CONFIG_MTD_ROOTFS_ROOT_DEV
++ if (!mount_ubi_rootfs())
++ return;
++#endif
+ #ifdef CONFIG_BLOCK
+ create_dev("/dev/root", ROOT_DEV);
+ mount_block_root("/dev/root", root_mountflags);