Messages in this thread | | | Date | Mon, 16 Mar 2009 09:39:23 -0400 | From | Christoph Hellwig <> | Subject | Re: [PATCH 2/7] writeback: switch to per-bdi threads for flushing data |
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On Mon, Mar 16, 2009 at 09:30:14AM -0400, Chris Mason wrote: > Some of our poor filesystem cousins don't write the super until kupdate > kicks them (see ext2_write_super). kupdate has always been the periodic > FS thread of last resort.
Yikes, looks like this is indeed the only peridocial sb update for many simpler filesystems. We should really have a separate thread for that instead of hacking it into VM writeback. Especially with the per-bdi one where the current setup doesn't make any sense.
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