Messages in this thread | | | Date | Thu, 19 Jun 2008 22:19:41 +0200 | From | "Benjamin Thery " <> | Subject | Re: [PATCH 01/11] sysfs: Support for preventing unmounts. |
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Quoting Dave Hansen <dave@linux.vnet.ibm.com>:
> 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?
Yes sure. I'll add it to the patch introduction.
Benjamin
> > -- Dave > > >
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