Messages in this thread | | | From | David Howells <> | Subject | Re: [Q] missing unused dentry in prune_dcache()? | Date | Fri, 27 Oct 2006 13:11:21 +0100 |
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Vasily Averin <vvs@sw.ru> wrote:
> > Vasily Averin <vvs@sw.ru> wrote: > >> Therefore I believe that my patch is optimal solution. > > I'm not sure that prune_dcache() is particularly optimal. > > I means that my patch is optimal for problem in subject.
I didn't say it wasn't.
> I would like to ask you to approve it and we will go to next issue.
I did ack it didn't I? I must fix my mail client so that it doesn't automatically remove my email address from the To/Cc fields when I'm replying to a message:-/
> We have seen that umount (and remount) can work very slowly, it was cycled > inside shrink_dcache_sb() up to several hours with taken s_umount semaphore.
umount at least should be fixed as that should no longer use shrink_dcache_sb().
> We are trying to resolve this issue by using per-sb lru list. I'm preparing > the patch for 2.6.19-rc3 right now and going to send it soon.
That sounds tricky; you have to check all your LRU lists to find the LRU dentry.
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