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authorBjörn Töpel <bjorn.topel@intel.com>2018-05-22 09:35:02 +0200
committerDaniel Borkmann <daniel@iogearbox.net>2018-05-22 10:25:06 +0200
commita49049ea257656f27ffe424224f4a362b8b1234a (patch)
tree155eee39357db7499a3f8ccc17a039b78c45eb0e /net/xdp/xdp_umem.h
parentxsk: add missing write- and data-dependency barrier (diff)
downloadlinux-a49049ea257656f27ffe424224f4a362b8b1234a.tar.xz
linux-a49049ea257656f27ffe424224f4a362b8b1234a.zip
xsk: simplified umem setup
As suggested by Daniel Borkmann, the umem setup code was a too defensive and complex. Here, we reduce the number of checks. Also, the memory pinning is now folded into the umem creation, and we do correct locking. Signed-off-by: Björn Töpel <bjorn.topel@intel.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'net/xdp/xdp_umem.h')
-rw-r--r--net/xdp/xdp_umem.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/net/xdp/xdp_umem.h b/net/xdp/xdp_umem.h
index 70fe225baa51..9802287ff19d 100644
--- a/net/xdp/xdp_umem.h
+++ b/net/xdp/xdp_umem.h
@@ -50,9 +50,8 @@ static inline char *xdp_umem_get_data_with_headroom(struct xdp_umem *umem,
}
bool xdp_umem_validate_queues(struct xdp_umem *umem);
-int xdp_umem_reg(struct xdp_umem *umem, struct xdp_umem_reg *mr);
void xdp_get_umem(struct xdp_umem *umem);
void xdp_put_umem(struct xdp_umem *umem);
-int xdp_umem_create(struct xdp_umem **umem);
+struct xdp_umem *xdp_umem_create(struct xdp_umem_reg *mr);
#endif /* XDP_UMEM_H_ */