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764b1ecb69
This fixes the following compile warning:
CC init/do_mounts.o
init/do_mounts.c:478:19: warning: 'mount_ubi_rootfs' defined but not used [-Wunused-function]
478 | static int __init mount_ubi_rootfs(void)
| ^~~~~~~~~~~~~~~~
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
54 lines
1.0 KiB
Diff
54 lines
1.0 KiB
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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@@ -460,7 +460,30 @@ 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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+#ifdef CONFIG_MTD_ROOTFS_ROOT_DEV
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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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+#endif
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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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@@ -554,6 +577,10 @@ 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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