Messages in this thread | | | Date | Tue, 30 May 2006 16:44:57 +1000 | From | Nick Piggin <> | Subject | Re: [rfc][patch] remove racy sync_page? |
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Josef Sipek wrote: > On Mon, May 29, 2006 at 07:34:09PM +1000, Nick Piggin wrote: > ... > >>Can we get rid of the whole thing, confusing memory barriers and all? >>Nobody uses anything but the default sync_page > > > I feel like I must say this: there are some file systems that live > outside the kernel (at least for now) that do _NOT_ use the default > sync_page. All the stackable file systems that are based on FiST [1], > such as Unionfs [2] and eCryptfs (currently in -mm) [3] (respective > authors CC'd). As an example, Unionfs must decide which lower file > system page to sync (since it may have several to chose from).
OK, noted. Thanks. Luckily for them it looks like sync_page might stay for other reasons (eg. raid) ;)
Any good reasons they are not in the tree?
> > Josef "Jeff" Sipek. > > [1] http://www.filesystems.org > [2] http://unionfs.filesystems.org > [3] http://ecryptfs.sourceforge.net
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