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| author | Björn Töpel <bjorn.topel@intel.com> | 2020-05-20 22:21:00 +0300 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2020-05-22 03:31:27 +0300 |
| commit | 0807892ecb35734b7ce6f7c29b078f1b60151c94 (patch) | |
| tree | 6cea7b5ea63776286d6d7efb3534c12d1f588dd8 /net/xdp/xsk_buff_pool.c | |
| parent | 39d6443c8daf9fefcfcf89de7ae87240956a0b84 (diff) | |
| download | linux-0807892ecb35734b7ce6f7c29b078f1b60151c94.tar.xz | |
xsk: Remove MEM_TYPE_ZERO_COPY and corresponding code
There are no users of MEM_TYPE_ZERO_COPY. Remove all corresponding
code, including the "handle" member of struct xdp_buff.
rfc->v1: Fixed spelling in commit message. (Björn)
Signed-off-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20200520192103.355233-13-bjorn.topel@gmail.com
Diffstat (limited to 'net/xdp/xsk_buff_pool.c')
| -rw-r--r-- | net/xdp/xsk_buff_pool.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c index e214a5795a62..89dae78865e7 100644 --- a/net/xdp/xsk_buff_pool.c +++ b/net/xdp/xsk_buff_pool.c @@ -8,6 +8,13 @@ #include "xsk_queue.h" +/* Masks for xdp_umem_page flags. + * The low 12-bits of the addr will be 0 since this is the page address, so we + * can use them for flags. + */ +#define XSK_NEXT_PG_CONTIG_SHIFT 0 +#define XSK_NEXT_PG_CONTIG_MASK BIT_ULL(XSK_NEXT_PG_CONTIG_SHIFT) + struct xsk_buff_pool { struct xsk_queue *fq; struct list_head free_list; |