Symbol: vtblk_write_cache_sysctl
sys/dev/virtual/virtio/block/virtio_blk.c
1223
CTLTYPE_INT | CTLFLAG_RW, sc, 0, vtblk_write_cache_sysctl,
sys/dev/virtual/virtio/block/virtio_blk.c
135
static int vtblk_write_cache_sysctl(SYSCTL_HANDLER_ARGS);