Date: Fri, 5 Feb 2016 05:38:27 +0000 From: Phabricator <phabric-noreply@FreeBSD.org> To: freebsd-net@freebsd.org Subject: [Differential] [Closed] D5166: hyperv/hn: Increase LRO entry count to 128 by default Message-ID: <e7481af8f9773ced40f18d8239d5177a@localhost.localdomain> In-Reply-To: <differential-rev-PHID-DREV-d5qgyne332qk35iu2t6d-req@FreeBSD.org> References: <differential-rev-PHID-DREV-d5qgyne332qk35iu2t6d-req@FreeBSD.org>
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[-- Attachment #1 --] This revision was automatically updated to reflect the committed changes. Closed by commit rS295304: hyperv/hn: Increase LRO entry count to 128 by default (authored by sephe). CHANGED PRIOR TO COMMIT https://reviews.freebsd.org/D5166?vs=12947&id=13038#toc REPOSITORY rS FreeBSD src repository CHANGES SINCE LAST UPDATE https://reviews.freebsd.org/D5166?vs=12947&id=13038 REVISION DETAIL https://reviews.freebsd.org/D5166 AFFECTED FILES head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c CHANGE DETAILS diff --git a/head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c b/head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c --- a/head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c +++ b/head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c @@ -132,6 +132,8 @@ /* YYY should get it from the underlying channel */ #define HN_TX_DESC_CNT 512 +#define HN_LROENT_CNT_DEF 128 + #define HN_RNDIS_MSG_LEN \ (sizeof(rndis_msg) + \ RNDIS_VLAN_PPI_SIZE + \ @@ -232,6 +234,13 @@ static int hn_direct_tx_size = HN_DIRECT_TX_SIZE_DEF; TUNABLE_INT("dev.hn.direct_tx_size", &hn_direct_tx_size); +#if defined(INET) || defined(INET6) +#if __FreeBSD_version >= 1100095 +static int hn_lro_entry_count = HN_LROENT_CNT_DEF; +TUNABLE_INT("dev.hn.lro_entry_count", &hn_lro_entry_count); +#endif +#endif + /* * Forward declarations */ @@ -335,6 +344,11 @@ #if __FreeBSD_version >= 1100045 int tso_maxlen; #endif +#if defined(INET) || defined(INET6) +#if __FreeBSD_version >= 1100095 + int lroent_cnt; +#endif +#endif sc = device_get_softc(dev); if (sc == NULL) { @@ -417,9 +431,17 @@ } #if defined(INET) || defined(INET6) +#if __FreeBSD_version >= 1100095 + lroent_cnt = hn_lro_entry_count; + if (lroent_cnt < TCP_LRO_ENTRIES) + lroent_cnt = TCP_LRO_ENTRIES; + tcp_lro_init_args(&sc->hn_lro, ifp, lroent_cnt, 0); + device_printf(dev, "LRO: entry count %d\n", lroent_cnt); +#else tcp_lro_init(&sc->hn_lro); /* Driver private LRO settings */ sc->hn_lro.ifp = ifp; +#endif #ifdef HN_LRO_HIWAT sc->hn_lro.lro_hiwat = sc->hn_lro_hiwat; #endif @@ -547,6 +569,12 @@ SYSCTL_ADD_INT(dc_ctx, dc_child, OID_AUTO, "direct_tx_size", CTLFLAG_RD, &hn_direct_tx_size, 0, "Size of the packet for direct transmission"); +#if defined(INET) || defined(INET6) +#if __FreeBSD_version >= 1100095 + SYSCTL_ADD_INT(dc_ctx, dc_child, OID_AUTO, "lro_entry_count", + CTLFLAG_RD, &hn_lro_entry_count, 0, "LRO entry count"); +#endif +#endif } return (0); EMAIL PREFERENCES https://reviews.freebsd.org/settings/panel/emailpreferences/ To: sepherosa_gmail.com, delphij, royger, decui_microsoft.com, honzhan_microsoft.com, howard0su_gmail.com, adrian, network Cc: freebsd-net-list [-- Attachment #2 --] diff --git a/head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c b/head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c --- a/head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c +++ b/head/sys/dev/hyperv/netvsc/hv_netvsc_drv_freebsd.c @@ -132,6 +132,8 @@ /* YYY should get it from the underlying channel */ #define HN_TX_DESC_CNT 512 +#define HN_LROENT_CNT_DEF 128 + #define HN_RNDIS_MSG_LEN \ (sizeof(rndis_msg) + \ RNDIS_VLAN_PPI_SIZE + \ @@ -232,6 +234,13 @@ static int hn_direct_tx_size = HN_DIRECT_TX_SIZE_DEF; TUNABLE_INT("dev.hn.direct_tx_size", &hn_direct_tx_size); +#if defined(INET) || defined(INET6) +#if __FreeBSD_version >= 1100095 +static int hn_lro_entry_count = HN_LROENT_CNT_DEF; +TUNABLE_INT("dev.hn.lro_entry_count", &hn_lro_entry_count); +#endif +#endif + /* * Forward declarations */ @@ -335,6 +344,11 @@ #if __FreeBSD_version >= 1100045 int tso_maxlen; #endif +#if defined(INET) || defined(INET6) +#if __FreeBSD_version >= 1100095 + int lroent_cnt; +#endif +#endif sc = device_get_softc(dev); if (sc == NULL) { @@ -417,9 +431,17 @@ } #if defined(INET) || defined(INET6) +#if __FreeBSD_version >= 1100095 + lroent_cnt = hn_lro_entry_count; + if (lroent_cnt < TCP_LRO_ENTRIES) + lroent_cnt = TCP_LRO_ENTRIES; + tcp_lro_init_args(&sc->hn_lro, ifp, lroent_cnt, 0); + device_printf(dev, "LRO: entry count %d\n", lroent_cnt); +#else tcp_lro_init(&sc->hn_lro); /* Driver private LRO settings */ sc->hn_lro.ifp = ifp; +#endif #ifdef HN_LRO_HIWAT sc->hn_lro.lro_hiwat = sc->hn_lro_hiwat; #endif @@ -547,6 +569,12 @@ SYSCTL_ADD_INT(dc_ctx, dc_child, OID_AUTO, "direct_tx_size", CTLFLAG_RD, &hn_direct_tx_size, 0, "Size of the packet for direct transmission"); +#if defined(INET) || defined(INET6) +#if __FreeBSD_version >= 1100095 + SYSCTL_ADD_INT(dc_ctx, dc_child, OID_AUTO, "lro_entry_count", + CTLFLAG_RD, &hn_lro_entry_count, 0, "LRO entry count"); +#endif +#endif } return (0);help
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