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Merge pull request #20484 from DaanDeMeyer/rx-gro-hw

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Add rx-gro-hw support
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Yu Watanabe 2021-08-21 06:43:49 +09:00 committed by GitHub
commit 0e0e57a484
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5 changed files with 28 additions and 17 deletions
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27
man/systemd.link.xml
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@ -662,49 +662,56 @@
<varlistentry>
<term><varname>ReceiveChecksumOffload=</varname></term>
<listitem>
<para>Takes a boolean. If set to true, the hardware offload for checksumming of ingress
<para>Takes a boolean. If set to true, hardware offload for checksumming of ingress
network packets is enabled. When unset, the kernel's default will be used.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>TransmitChecksumOffload=</varname></term>
<listitem>
<para>Takes a boolean. If set to true, the hardware offload for checksumming of egress
<para>Takes a boolean. If set to true, hardware offload for checksumming of egress
network packets is enabled. When unset, the kernel's default will be used.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>TCPSegmentationOffload=</varname></term>
<listitem>
<para>Takes a boolean. If set to true, the TCP Segmentation Offload (TSO) is enabled.
<para>Takes a boolean. If set to true, TCP Segmentation Offload (TSO) is enabled.
When unset, the kernel's default will be used.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>TCP6SegmentationOffload=</varname></term>
<listitem>
<para>Takes a boolean. If set to true, the TCP6 Segmentation Offload (tx-tcp6-segmentation) is enabled.
<para>Takes a boolean. If set to true, TCP6 Segmentation Offload (tx-tcp6-segmentation) is enabled.
When unset, the kernel's default will be used.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>GenericSegmentationOffload=</varname></term>
<listitem>
<para>Takes a boolean. If set to true, the Generic Segmentation Offload (GSO) is enabled.
<para>Takes a boolean. If set to true, Generic Segmentation Offload (GSO) is enabled.
When unset, the kernel's default will be used.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>GenericReceiveOffload=</varname></term>
<listitem>
<para>Takes a boolean. If set to true, the Generic Receive Offload (GRO) is enabled.
<para>Takes a boolean. If set to true, Generic Receive Offload (GRO) is enabled.
When unset, the kernel's default will be used.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>GenericReceiveOffloadHardware=</varname></term>
<listitem>
<para>Takes a boolean. If set to true, hardware accelerated Generic Receive Offload (GRO) is
enabled. When unset, the kernel's default will be used.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>LargeReceiveOffload=</varname></term>
<listitem>
<para>Takes a boolean. If set to true, the Large Receive Offload (LRO) is enabled.
<para>Takes a boolean. If set to true, Large Receive Offload (LRO) is enabled.
When unset, the kernel's default will be used.</para>
</listitem>
</varlistentry>
@ -736,7 +743,7 @@
<varlistentry>
<term><varname>RxFlowControl=</varname></term>
<listitem>
<para>Takes a boolean. When set, enables the receive flow control, also known as the ethernet
<para>Takes a boolean. When set, enables receive flow control, also known as the ethernet
receive PAUSE message (generate and send ethernet PAUSE frames). When unset, the kernel's
default will be used.</para>
</listitem>
@ -744,7 +751,7 @@
<varlistentry>
<term><varname>TxFlowControl=</varname></term>
<listitem>
<para>Takes a boolean. When set, enables the transmit flow control, also known as the ethernet
<para>Takes a boolean. When set, enables transmit flow control, also known as the ethernet
transmit PAUSE message (respond to received ethernet PAUSE frames). When unset, the kernel's
default will be used.</para>
</listitem>
@ -752,7 +759,7 @@
<varlistentry>
<term><varname>AutoNegotiationFlowControl=</varname></term>
<listitem>
<para>Takes a boolean. When set, the auto negotiation enables the interface to exchange state
<para>Takes a boolean. When set, auto negotiation enables the interface to exchange state
advertisements with the connected peer so that the two devices can agree on the ethernet
PAUSE configuration. When unset, the kernel's default will be used.</para>
</listitem>

15
src/shared/ethtool-util.c
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@ -70,13 +70,14 @@ DEFINE_STRING_TABLE_LOOKUP(port, NetDevPort);
DEFINE_CONFIG_PARSE_ENUM(config_parse_port, port, NetDevPort, "Failed to parse Port setting");
static const char* const netdev_feature_table[_NET_DEV_FEAT_MAX] = {
[NET_DEV_FEAT_RX] = "rx-checksum",
[NET_DEV_FEAT_TX] = "tx-checksum-", /* The suffix "-" means any feature beginning with "tx-checksum-" */
[NET_DEV_FEAT_GSO] = "tx-generic-segmentation",
[NET_DEV_FEAT_GRO] = "rx-gro",
[NET_DEV_FEAT_LRO] = "rx-lro",
[NET_DEV_FEAT_TSO] = "tx-tcp-segmentation",
[NET_DEV_FEAT_TSO6] = "tx-tcp6-segmentation",
[NET_DEV_FEAT_RX] = "rx-checksum",
[NET_DEV_FEAT_TX] = "tx-checksum-", /* The suffix "-" means any feature beginning with "tx-checksum-" */
[NET_DEV_FEAT_GSO] = "tx-generic-segmentation",
[NET_DEV_FEAT_GRO] = "rx-gro",
[NET_DEV_FEAT_GRO_HW] = "rx-gro-hw",
[NET_DEV_FEAT_LRO] = "rx-lro",
[NET_DEV_FEAT_TSO] = "tx-tcp-segmentation",
[NET_DEV_FEAT_TSO6] = "tx-tcp6-segmentation",
};
static const char* const ethtool_link_mode_bit_table[] = {

1
src/shared/ethtool-util.h
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@ -23,6 +23,7 @@ typedef enum NetDevFeature {
NET_DEV_FEAT_TX,
NET_DEV_FEAT_GSO,
NET_DEV_FEAT_GRO,
NET_DEV_FEAT_GRO_HW,
NET_DEV_FEAT_LRO,
NET_DEV_FEAT_TSO,
NET_DEV_FEAT_TSO6,

1
src/udev/net/link-config-gperf.gperf
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@ -57,6 +57,7 @@ Link.TCPSegmentationOffload, config_parse_tristate,
Link.TCP6SegmentationOffload, config_parse_tristate, 0, offsetof(LinkConfig, features[NET_DEV_FEAT_TSO6])
Link.UDPSegmentationOffload, config_parse_warn_compat, DISABLED_LEGACY, 0
Link.GenericReceiveOffload, config_parse_tristate, 0, offsetof(LinkConfig, features[NET_DEV_FEAT_GRO])
Link.GenericReceiveOffloadHardware, config_parse_tristate, 0, offsetof(LinkConfig, features[NET_DEV_FEAT_GRO_HW])
Link.LargeReceiveOffload, config_parse_tristate, 0, offsetof(LinkConfig, features[NET_DEV_FEAT_LRO])
Link.RxChannels, config_parse_ring_buffer_or_channel, 0, offsetof(LinkConfig, channels.rx)
Link.TxChannels, config_parse_ring_buffer_or_channel, 0, offsetof(LinkConfig, channels.tx)

1
test/fuzz/fuzz-link-parser/directives.link
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@ -36,6 +36,7 @@ TCPSegmentationOffload=
TCP6SegmentationOffload=
UDPSegmentationOffload=
GenericReceiveOffload=
GenericReceiveOffloadHardware=
LargeReceiveOffload=
RxChannels=
TxChannels=