On Mon, Mar 31, 2025 at 1:57 PM Joanne Koong <joannelkoong@xxxxxxxxx> wrote: > > There is a 1:1 mapping between cpus and queues. Allocate the queue on > the numa node associated with the cpu to help reduce memory access > latencies. > > Signed-off-by: Joanne Koong <joannelkoong@xxxxxxxxx> > --- > fs/fuse/dev_uring.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/fs/fuse/dev_uring.c b/fs/fuse/dev_uring.c > index accdce2977c5..0762d6229ac6 100644 > --- a/fs/fuse/dev_uring.c > +++ b/fs/fuse/dev_uring.c > @@ -256,7 +256,7 @@ static struct fuse_ring_queue *fuse_uring_create_queue(struct fuse_ring *ring, > struct fuse_ring_queue *queue; > struct list_head *pq; > > - queue = kzalloc(sizeof(*queue), GFP_KERNEL_ACCOUNT); > + queue = kzalloc_node(sizeof(*queue), GFP_KERNEL_ACCOUNT, cpu_to_node(qid)); > if (!queue) > return NULL; > pq = kcalloc(FUSE_PQ_HASH_SIZE, sizeof(struct list_head), GFP_KERNEL); On the same note I guess we should also allocate pq on the corresponding numa node too. > -- > 2.47.1 >
