Messages in this thread | | | Date | Mon, 21 Jan 2002 04:08:29 +0300 | From | Hans Reiser <> | Subject | Re: Possible Idea with filesystem buffering. |
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Rik van Riel wrote:
>On Mon, 21 Jan 2002, Hans Reiser wrote: > >>Not if you provide a proper design of a master cache manager. >>Really, all you have to do is have the subcache managers designed to >>free the same number of pages on average in response to pressure, and >>to pressure them in proportion to their size, and it is pretty simple >>for VM. >> > >I take it you're volunteering to bring ext3, XFS, JFS, >JFFS2, NFS, the inode & dentry cache and smbfs into >shape so reiserfs won't get unbalanced ? > >regards, > >Rik > If they use writepage(), then the job of balancing cache cleaning is done, we just use writepage as their pressuring mechanism. Any FS that wants to optimize cleaning can implement a VFS method, and any FS that wants to optimize freeing can implement a VFS method, and all others can use their generic VM current mechanisms.
Hans
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