Messages in this thread | | | Date | Mon, 22 Mar 2004 15:13:12 -0800 | From | Andrew Morton <> | Subject | Re: 2.6.5-rc1-mm2 and direct_read_under and wb |
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Daniel McNeil <daniel@osdl.org> wrote: > > I was thinking about this also, since this is included in the patch. > As long as the page stays dirty in radix tree so the sync writer > can find it, then the sync writer can wait on the locked buffers. > > I am giving it a try and will let you know.
Please do.
Redirtyng the pages in this manner does mean that background_writeout() could get stuck in a loop trying to write the same batch of pages over and over again, until the I/O completes.
I'll take another look at marking the pages which back the ll_rw_blk buffers as being under writeback.
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