use_persistent_gnts 816 drivers/block/xen-blkback/blkback.c int use_persistent_gnts; use_persistent_gnts 819 drivers/block/xen-blkback/blkback.c use_persistent_gnts = (blkif->vbd.feature_gnt_persistent); use_persistent_gnts 830 drivers/block/xen-blkback/blkback.c if (use_persistent_gnts) { use_persistent_gnts 850 drivers/block/xen-blkback/blkback.c if (!use_persistent_gnts && ro) use_persistent_gnts 886 drivers/block/xen-blkback/blkback.c if (use_persistent_gnts && use_persistent_gnts 917 drivers/block/xen-blkback/blkback.c if (use_persistent_gnts && !blkif->vbd.overflow_max_grants) {