Add shared subtree support, suggested by Vladimir Dronnikov. Also break out a
few new (unfinished) config options, which I intend to make hidden (but enabled) when CONFIG_NITPICK is disabled. Getting the .config infrastructure to do that is non-obvious, it seems...
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@@ -370,7 +370,24 @@ config CONFIG_FEATURE_MOUNT_NFS
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default n
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depends on CONFIG_MOUNT
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help
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Enable mounting of NFS file systems.
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Enable mounting of NFS file systems.
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config CONFIG_FEATURE_MOUNT_FLAGS
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depends on CONFIG_MOUNT
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bool "Support lots of -o flags in mount."
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default y
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help
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Without this, mount only supports ro/rw/remount. With this, it
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supports nosuid, suid, dev, nodev, exec, noexec, sync, async, atime,
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noatime, diratime, nodiratime, loud, bind, move, shared, slave,
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private, unbindable, rshared, rslave, rprivate, and runbindable.
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config CONFIG_FEATURE_MOUNT_FSTAB
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depends on CONFIG_MOUNT
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bool "Support /etc/fstab and -a"
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default y
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help
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Support mount all and looking for files in /etc/fstab.
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config CONFIG_PIVOT_ROOT
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bool "pivot_root"
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