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| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2020-11-13 12:48:29 +0100 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2020-11-14 02:29:00 +0100 |
| commit | 7886244736a4dbb49987f330772842130493e050 (patch) | |
| tree | b77bc5437fc0787c4d38d58742c2f4294a20ca05 /net/core/xdp.c | |
| parent | 8965398713d831f6b893805880c249e62e9059ae (diff) | |
| download | linux-7886244736a4dbb49987f330772842130493e050.tar.gz linux-7886244736a4dbb49987f330772842130493e050.tar.bz2 linux-7886244736a4dbb49987f330772842130493e050.zip | |
net: page_pool: Add bulk support for ptr_ring
Introduce the capability to batch page_pool ptr_ring refill since it is
usually run inside the driver NAPI tx completion loop.
Suggested-by: Jesper Dangaard Brouer <brouer@redhat.com>
Co-developed-by: Jesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Link: https://lore.kernel.org/bpf/08dd249c9522c001313f520796faa777c4089e1c.1605267335.git.lorenzo@kernel.org
Diffstat (limited to 'net/core/xdp.c')
| -rw-r--r-- | net/core/xdp.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/net/core/xdp.c b/net/core/xdp.c index bbaee7fdd44f..3d330ebda893 100644 --- a/net/core/xdp.c +++ b/net/core/xdp.c @@ -393,16 +393,11 @@ EXPORT_SYMBOL_GPL(xdp_return_frame_rx_napi); void xdp_flush_frame_bulk(struct xdp_frame_bulk *bq) { struct xdp_mem_allocator *xa = bq->xa; - int i; - if (unlikely(!xa)) + if (unlikely(!xa || !bq->count)) return; - for (i = 0; i < bq->count; i++) { - struct page *page = virt_to_head_page(bq->q[i]); - - page_pool_put_full_page(xa->page_pool, page, false); - } + page_pool_put_page_bulk(xa->page_pool, bq->q, bq->count); /* bq->xa is not cleared to save lookup, if mem.id same in next bulk */ bq->count = 0; } |