Messages in this thread | | | Subject | Re: [PATCH 01/11] sysfs: Support for preventing unmounts. | From | Dave Hansen <> | Date | Thu, 19 Jun 2008 09:32:11 -0700 |
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On Wed, 2008-06-18 at 13:12 -0700, Eric W. Biederman wrote: > > - The data in sysfs fundamentally changes behind the back of the > VFS and we need to keep the VFS in sync. Essentially this is the > distributed filesystem problem. > > - In particular for sysfs_rename and sysfs_move_dir we need to support > finding > the dcache entries and calling d_move. So that the dcache does not > get into an inconsistent state. Timeouts and invalidates like NFS > uses are to be avoided if at all possible.
Much clearer now, thanks!
Can we get this description into the changelog, pretty please?
-- Dave
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