Re: [Nbd] [RFC 4/4] nbd: Add support for nbd as root device
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From: Wouter V. <w...@ut...> - 2015-01-30 00:28:14
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On Tue, Jan 13, 2015 at 02:44:25PM +0100, Markus Pargmann wrote: > Adding support to nbd to use it as a root device. This code essentially > provides a minimal nbd-client implementation within the kernel. It opens > a socket and makes the negotiation with the server. Afterwards it passes > the socket to the normal nbd-code to handle the connection. > > The arguments for the server are passed via module parameter. The > module parameter has the format > '[<SERVER_IP>:]<SERVER_PORT>/<EXPORT_NAME>'. > SERVER_IP is optional. If it is not available it will use the > root_server_addr transmitted through DHCP. > > Based on those arguments, the connection to the server is established > and is connected to the nbd0 device. The rootdevice therefore is > root=/dev/nbd0. Not that I'm opposed to this, but you do realize that doing nbd-client from initramfs or similar is possible, right? Most initramfs implementations these days support it. [...] -- It is easy to love a country that is famous for chocolate and beer -- Barack Obama, speaking in Brussels, Belgium, 2014-03-26 |