X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_mbuf%2Frte_mbuf.c;h=2ece7428b9cd43833208971490517bf96dae5b9c;hb=281ccccb1a867f48beb6d357fdd73c4949c90121;hp=d1f2a6f5655a2c7221c1b63aca164fc1db91dec6;hpb=b507905ff407f53ac87ec6c4a10a5f7000ecb062;p=dpdk.git

diff --git a/lib/librte_mbuf/rte_mbuf.c b/lib/librte_mbuf/rte_mbuf.c
index d1f2a6f565..2ece7428b9 100644
--- a/lib/librte_mbuf/rte_mbuf.c
+++ b/lib/librte_mbuf/rte_mbuf.c
@@ -58,6 +58,7 @@
 #include <rte_mbuf.h>
 #include <rte_string_fns.h>
 #include <rte_hexdump.h>
+#include <rte_errno.h>
 
 /*
  * ctrlmbuf constructor, given as a callback function to
@@ -85,7 +86,7 @@ rte_pktmbuf_pool_init(struct rte_mempool *mp, void *opaque_arg)
 	struct rte_pktmbuf_pool_private default_mbp_priv;
 	uint16_t roomsz;
 
-	RTE_MBUF_ASSERT(mp->elt_size >= sizeof(struct rte_mbuf));
+	RTE_ASSERT(mp->elt_size >= sizeof(struct rte_mbuf));
 
 	/* if no structure is provided, assume no mbuf private area */
 	user_mbp_priv = opaque_arg;
@@ -99,7 +100,7 @@ rte_pktmbuf_pool_init(struct rte_mempool *mp, void *opaque_arg)
 		user_mbp_priv = &default_mbp_priv;
 	}
 
-	RTE_MBUF_ASSERT(mp->elt_size >= sizeof(struct rte_mbuf) +
+	RTE_ASSERT(mp->elt_size >= sizeof(struct rte_mbuf) +
 		user_mbp_priv->mbuf_data_room_size +
 		user_mbp_priv->mbuf_priv_size);
 
@@ -119,17 +120,20 @@ rte_pktmbuf_init(struct rte_mempool *mp,
 		 __attribute__((unused)) unsigned i)
 {
 	struct rte_mbuf *m = _m;
-	uint32_t mbuf_size, buf_len;
+	uint32_t mbuf_size, buf_len, priv_size;
 
-	mbuf_size = sizeof(struct rte_mbuf) + rte_pktmbuf_priv_size(mp);
+	priv_size = rte_pktmbuf_priv_size(mp);
+	mbuf_size = sizeof(struct rte_mbuf) + priv_size;
 	buf_len = rte_pktmbuf_data_room_size(mp);
 
-	RTE_MBUF_ASSERT(mp->elt_size >= mbuf_size);
-	RTE_MBUF_ASSERT(buf_len <= UINT16_MAX);
+	RTE_ASSERT(RTE_ALIGN(priv_size, RTE_MBUF_PRIV_ALIGN) == priv_size);
+	RTE_ASSERT(mp->elt_size >= mbuf_size);
+	RTE_ASSERT(buf_len <= UINT16_MAX);
 
 	memset(m, 0, mp->elt_size);
 
-	/* start of buffer is just after mbuf structure */
+	/* start of buffer is after mbuf structure and priv data */
+	m->priv_size = priv_size;
 	m->buf_addr = (char *)m + mbuf_size;
 	m->buf_physaddr = rte_mempool_virt2phy(mp, m) + mbuf_size;
 	m->buf_len = (uint16_t)buf_len;
@@ -143,6 +147,32 @@ rte_pktmbuf_init(struct rte_mempool *mp,
 	m->port = 0xff;
 }
 
+/* helper to create a mbuf pool */
+struct rte_mempool *
+rte_pktmbuf_pool_create(const char *name, unsigned n,
+	unsigned cache_size, uint16_t priv_size, uint16_t data_room_size,
+	int socket_id)
+{
+	struct rte_pktmbuf_pool_private mbp_priv;
+	unsigned elt_size;
+
+	if (RTE_ALIGN(priv_size, RTE_MBUF_PRIV_ALIGN) != priv_size) {
+		RTE_LOG(ERR, MBUF, "mbuf priv_size=%u is not aligned\n",
+			priv_size);
+		rte_errno = EINVAL;
+		return NULL;
+	}
+	elt_size = sizeof(struct rte_mbuf) + (unsigned)priv_size +
+		(unsigned)data_room_size;
+	mbp_priv.mbuf_data_room_size = data_room_size;
+	mbp_priv.mbuf_priv_size = priv_size;
+
+	return rte_mempool_create(name, n, elt_size,
+		cache_size, sizeof(struct rte_pktmbuf_pool_private),
+		rte_pktmbuf_pool_init, &mbp_priv, rte_pktmbuf_init, NULL,
+		socket_id, 0);
+}
+
 /* do some sanity checks on a mbuf: panic if it fails */
 void
 rte_mbuf_sanity_check(const struct rte_mbuf *m, int is_header)
@@ -223,19 +253,15 @@ const char *rte_get_rx_ol_flag_name(uint64_t mask)
 	case PKT_RX_FDIR: return "PKT_RX_FDIR";
 	case PKT_RX_L4_CKSUM_BAD: return "PKT_RX_L4_CKSUM_BAD";
 	case PKT_RX_IP_CKSUM_BAD: return "PKT_RX_IP_CKSUM_BAD";
-	/* case PKT_RX_EIP_CKSUM_BAD: return "PKT_RX_EIP_CKSUM_BAD"; */
+	case PKT_RX_EIP_CKSUM_BAD: return "PKT_RX_EIP_CKSUM_BAD";
 	/* case PKT_RX_OVERSIZE: return "PKT_RX_OVERSIZE"; */
 	/* case PKT_RX_HBUF_OVERFLOW: return "PKT_RX_HBUF_OVERFLOW"; */
 	/* case PKT_RX_RECIP_ERR: return "PKT_RX_RECIP_ERR"; */
 	/* case PKT_RX_MAC_ERR: return "PKT_RX_MAC_ERR"; */
-	case PKT_RX_IPV4_HDR: return "PKT_RX_IPV4_HDR";
-	case PKT_RX_IPV4_HDR_EXT: return "PKT_RX_IPV4_HDR_EXT";
-	case PKT_RX_IPV6_HDR: return "PKT_RX_IPV6_HDR";
-	case PKT_RX_IPV6_HDR_EXT: return "PKT_RX_IPV6_HDR_EXT";
+	case PKT_RX_VLAN_STRIPPED: return "PKT_RX_VLAN_STRIPPED";
 	case PKT_RX_IEEE1588_PTP: return "PKT_RX_IEEE1588_PTP";
 	case PKT_RX_IEEE1588_TMST: return "PKT_RX_IEEE1588_TMST";
-	case PKT_RX_TUNNEL_IPV4_HDR: return "PKT_RX_TUNNEL_IPV4_HDR";
-	case PKT_RX_TUNNEL_IPV6_HDR: return "PKT_RX_TUNNEL_IPV6_HDR";
+	case PKT_RX_QINQ_STRIPPED: return "PKT_RX_QINQ_STRIPPED";
 	default: return NULL;
 	}
 }