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SubjectRe: [RFC] changes to buffer.c (was Test12 ll_rw_block error)
Chris Mason wrote:
> It is enough to leave buffer heads we don't flush on the dirty list (and
> redirty the page), they'll get written by a future loop through
> flush_dirty_pages, or by page_launder. We could use ll_rw_block instead,
> even though anon pages do have a writepage with this patch (just check if
> page->mapping == &anon_space_mapping).

anon_space_mapping... this is really useful. This would make a nice
patch on its own.

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