bounce_pfn 57 block/blk-settings.c lim->bounce_pfn = (unsigned long)(BLK_BOUNCE_ANY >> PAGE_SHIFT); bounce_pfn 150 block/blk-settings.c q->limits.bounce_pfn = max(max_low_pfn, b_pfn); bounce_pfn 154 block/blk-settings.c q->limits.bounce_pfn = b_pfn; bounce_pfn 159 block/blk-settings.c q->limits.bounce_pfn = b_pfn; bounce_pfn 509 block/blk-settings.c t->bounce_pfn = min_not_zero(t->bounce_pfn, b->bounce_pfn); bounce_pfn 301 block/bounce.c if (page_to_pfn(from.bv_page) > q->limits.bounce_pfn) bounce_pfn 324 block/bounce.c if (page_to_pfn(page) <= q->limits.bounce_pfn) bounce_pfn 376 block/bounce.c if (q->limits.bounce_pfn >= blk_max_pfn) bounce_pfn 321 include/linux/blkdev.h unsigned long bounce_pfn;