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52a82ce3dd
This just copies the files from the kernel 4.14 specific folders into the kernel 4.19 specific folder, no changes are done to the files in this commit. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
52 lines
1019 B
Diff
52 lines
1019 B
Diff
From: Daniel Golle <daniel@makrotopia.org>
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Subject: try auto-mounting ubi0:rootfs in init/do_mounts.c
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Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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---
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init/do_mounts.c | 26 +++++++++++++++++++++++++-
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1 file changed, 25 insertions(+), 1 deletion(-)
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--- a/init/do_mounts.c
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+++ b/init/do_mounts.c
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@@ -437,7 +437,28 @@ retry:
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out:
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put_page(page);
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}
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-
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+
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+static int __init mount_ubi_rootfs(void)
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+{
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+ int flags = MS_SILENT;
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+ int err, tried = 0;
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+
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+ while (tried < 2) {
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+ err = do_mount_root("ubi0:rootfs", "ubifs", flags, \
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+ root_mount_data);
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+ switch (err) {
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+ case -EACCES:
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+ flags |= MS_RDONLY;
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+ tried++;
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+ break;
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+ default:
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+ return err;
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+ }
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+ }
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+
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+ return -EINVAL;
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+}
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+
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#ifdef CONFIG_ROOT_NFS
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#define NFSROOT_TIMEOUT_MIN 5
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@@ -531,6 +552,10 @@ void __init mount_root(void)
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change_floppy("root floppy");
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}
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#endif
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+#ifdef CONFIG_MTD_ROOTFS_ROOT_DEV
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+ if (!mount_ubi_rootfs())
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+ return;
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+#endif
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#ifdef CONFIG_BLOCK
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{
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int err = create_dev("/dev/root", ROOT_DEV);
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