[lng-odp] [PATCH 06/11] linux-generic: packet: add initializations for new hdr fields

[Bill Fischofer]

Add initializations for new packet hdr fields needed to support
packet references.

Signed-off-by: Bill Fischofer <bill.fischo...@linaro.org>
---
 platform/linux-generic/odp_packet.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/platform/linux-generic/odp_packet.c 
b/platform/linux-generic/odp_packet.c
index 4bbb619..16b482d 100644
--- a/platform/linux-generic/odp_packet.c
+++ b/platform/linux-generic/odp_packet.c
@@ -255,6 +255,9 @@ 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;
 }
 
 /**
@@ -300,6 +303,10 @@ 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 init_segments(odp_packet_hdr_t *pkt_hdr[], int num)
@@ -312,6 +319,7 @@ 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) {
@@ -321,6 +329,7 @@ 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;
-- 
2.5.0