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author | Björn Töpel <bjorn.topel@intel.com> | 2018-06-04 14:05:52 +0200 |
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committer | Daniel Borkmann <daniel@iogearbox.net> | 2018-06-05 15:45:41 +0200 |
commit | 8aef7340ae9695912a411886452ae9773206e845 (patch) | |
tree | d6f66cf4c92cca441a6e39f3dfd09dce1c74e99b /include | |
parent | e61e62b9e2cc14b336f330f37f517f9d373ff31e (diff) | |
download | linux-stable-8aef7340ae9695912a411886452ae9773206e845.tar.gz linux-stable-8aef7340ae9695912a411886452ae9773206e845.tar.bz2 linux-stable-8aef7340ae9695912a411886452ae9773206e845.zip |
xsk: introduce xdp_umem_page
The xdp_umem_page holds the address for a page. Trade memory for
faster lookup. Later, we'll add DMA address here as well.
Signed-off-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'include')
-rw-r--r-- | include/net/xdp_sock.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/net/xdp_sock.h b/include/net/xdp_sock.h index 3a6cd88f179d..caf343a7e224 100644 --- a/include/net/xdp_sock.h +++ b/include/net/xdp_sock.h @@ -20,10 +20,14 @@ struct xdp_umem_props { u64 size; }; +struct xdp_umem_page { + void *addr; +}; + struct xdp_umem { struct xsk_queue *fq; struct xsk_queue *cq; - struct page **pgs; + struct xdp_umem_page *pages; struct xdp_umem_props props; u32 headroom; u32 chunk_size_nohr; @@ -32,6 +36,7 @@ struct xdp_umem { unsigned long address; refcount_t users; struct work_struct work; + struct page **pgs; u32 npgs; }; |