Re: NFS client latencies
From: Trond Myklebust
Date: Thu Mar 31 2005 - 10:04:56 EST
to den 31.03.2005 Klokka 16:54 (+0200) skreiv Ingo Molnar:
> i think it's incorrect in its current form, because 'pos' is not
> necessarily safe and might be removed from the commit_list?
Right.
> the whole loop could be a "while (!list_empty(head))" thing, if it wasnt
> for the possibility for an nfs_set_page_writeback_locked() to skip an
> entry. Maybe a local list of 'already processed' requests should be
> built, and once the main list is emptied, moved back into the main list?
> Then the lock-break could be moved to the end of the loop.
Should be pretty much unnecessary. See my previous email.
Cheers,
Trond
--
Trond Myklebust <trond.myklebust@xxxxxxxxxx>
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