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SubjectRe: [Fwd: Getting IOCTL's into VFS File System Drivers]
Jeff V. Merkey wrote:
> The problem with this is there's a chicken and egg situation. I cannot
> call any IOCTL's until a volume is first mounted (which is not very
> helpful). NetWare and Windows 2000 both support IOCTL's into the file
> system driver. I need to be able to talk to the file system without any
> volumes mounted.

If you need to configure the filesystem before the root is mounted, you
can either:
a) use initrd to tweak the fs via a /dev node.
b) pass the config information on the kernel command line. look at the
drivers/block/md.c for an example.

--

Brian Gerst

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