From: Bill Fischofer <bill.fischo...@linaro.org> Add initializations for new packet hdr fields needed to support packet references.
Signed-off-by: Bill Fischofer <bill.fischo...@linaro.org> --- /** Email created from pull request 82 (Bill-Fischofer-Linaro:pktrefs) ** https://github.com/Linaro/odp/pull/82 ** Patch: https://github.com/Linaro/odp/pull/82.patch ** Base sha: 95ba4b394009d92c29c2e22f0776e90bb4c6edec ** Merge commit sha: 73cef9023221f7c5bc93e67cb57a9d07e8f1a113 **/ platform/linux-generic/include/odp_packet_internal.h | 4 ++++ platform/linux-generic/odp_packet.c | 5 +++++ 2 files changed, 9 insertions(+) diff --git a/platform/linux-generic/include/odp_packet_internal.h b/platform/linux-generic/include/odp_packet_internal.h index 396d8cb5..e5887c9b 100644 --- a/platform/linux-generic/include/odp_packet_internal.h +++ b/platform/linux-generic/include/odp_packet_internal.h @@ -216,6 +216,10 @@ static inline void packet_init(odp_packet_hdr_t *pkt_hdr, uint32_t len) CONFIG_PACKET_TAILROOM; pkt_hdr->input = ODP_PKTIO_INVALID; + + /* By default packet has no references */ + pkt_hdr->unshared_len = len; + pkt_hdr->ref_hdr = NULL; } static inline void copy_packet_parser_metadata(odp_packet_hdr_t *src_hdr, diff --git a/platform/linux-generic/odp_packet.c b/platform/linux-generic/odp_packet.c index 38879a7f..8806be8a 100644 --- a/platform/linux-generic/odp_packet.c +++ b/platform/linux-generic/odp_packet.c @@ -253,6 +253,9 @@ void packet_parse_reset(odp_packet_hdr_t *pkt_hdr) pkt_hdr->p.l2_offset = 0; pkt_hdr->p.l3_offset = ODP_PACKET_OFFSET_INVALID; pkt_hdr->p.l4_offset = ODP_PACKET_OFFSET_INVALID; + + /* Ensure dummy pkt hdrs used in I/O recv classification are valid */ + pkt_hdr->ref_hdr = NULL; } static inline void init_segments(odp_packet_hdr_t *pkt_hdr[], int num) @@ -265,6 +268,7 @@ static inline void init_segments(odp_packet_hdr_t *pkt_hdr[], int num) hdr->buf_hdr.seg[0].data = hdr->buf_hdr.base_data; hdr->buf_hdr.seg[0].len = BASE_LEN; + packet_ref_count_set(hdr, 1); /* Link segments */ if (CONFIG_PACKET_MAX_SEGS != 1) { @@ -274,6 +278,7 @@ static inline void init_segments(odp_packet_hdr_t *pkt_hdr[], int num) for (i = 1; i < num; i++) { odp_buffer_hdr_t *buf_hdr; + packet_ref_count_set(pkt_hdr[i], 1); buf_hdr = &pkt_hdr[i]->buf_hdr; hdr->buf_hdr.seg[i].hdr = buf_hdr; hdr->buf_hdr.seg[i].data = buf_hdr->base_data;