Thread (7 messages) 7 messages, 3 authors, 2011-01-19

Accessing on-disk datastructures from a module

From: Martin DeMello <hidden>
Date: 2011-01-19 07:40:40

On Wed, Jan 19, 2011 at 1:03 PM, Manish Katiyar [off-list ref] wrote:
On Tue, Jan 18, 2011 at 11:23 PM, Martin DeMello
[off-list ref] wrote:
quoted
I would like to maintain some filesystem metadata as an on-disk
datastructure that can be read and written to from within the
filesystem module. I know file access from within the kernel is a bad
idea; what is the recommended alternative for this?
You can try to have a reserved inode and use that.
That is what I was trying to do, but I can't find any documentation on
how to read/write to it. Could you point me towards some docs or
examples?

martin
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