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On 29 July 2015 6:18:43 AM AEST, Neil Bothwick <neil@××××××××××.uk> wrote: |
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>On Wed, 29 Jul 2015 05:29:18 +1000, Bruce Schultz wrote: |
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> |
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>> >You may not need an initramfs to run root on btrfs as long as btrfs |
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>is |
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>> >compiled into your kernel (I haven't looked into it closely though). |
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> |
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>> |
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>> But I think you do if your btrfs is raid 1. The kernel can't mount |
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>> multidisk btrfs until it done a btrfs device scan in userspace, run |
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>> from initramfs. |
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> |
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>According to the btrfs wiki you can pass |
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>device=/dev/sda1,device=/dev/sdb1 on the kernel boot line. |
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I'd forgotten that option. Btrfs wiki also says this though: |
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"Using device is not recommended, as it is sensitive to device names changing. You should really be using a initramfs. Most modern distributions will do this for you automatically if you install their own btrfs-progs package." |
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https://btrfs.wiki.kernel.org/index.php/Using_Btrfs_with_Multiple_Devices#Registration_in_.2Fetc.2Ffstab |
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-- |
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:b |
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