xen_blkif_max_buffer_pages 65 drivers/block/xen-blkback/blkback.c static int xen_blkif_max_buffer_pages = 1024; xen_blkif_max_buffer_pages 66 drivers/block/xen-blkback/blkback.c module_param_named(max_buffer_pages, xen_blkif_max_buffer_pages, int, 0644); xen_blkif_max_buffer_pages 660 drivers/block/xen-blkback/blkback.c shrink_free_pagepool(ring, xen_blkif_max_buffer_pages);