branches/zip: buf_LRU_search_and_free_block(): Do not try to preserve compressed pages, because doing so would require a call to buf_buddy_alloc(), which in turn can invoke buf_LRU_get_free_block() and buf_LRU_search_and_free_block(), potentially infinite recursion.
branches/zip: buf_LRU_search_and_free_block(): Do not try to preserve
compressed pages, because doing so would require a call to
buf_buddy_alloc(), which in turn can invoke buf_LRU_get_free_block()
and buf_LRU_search_and_free_block(), potentially infinite recursion.

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