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Re: ubc and removable devices
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Re: ubc and removable devices



On Mon, Nov 09, 2009 at 08:32:08PM +0000, Joel Reymont wrote:
> Do I correctly understand that the UBC pages responsible for a
> removable device get evicted when said device is ejected?

vnodes have a "struct ubc_info" that associate them with the
corresponding VM objects.  When a file system is unmounted all
the vnodes are disassociated from the file system (vclean())
which includes cleaning up the UBC reference (ubc_destroy_named()).

So, yes.

HTH
--macko
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 >ubc and removable devices (From: Joel Reymont <email@hidden>)



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