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udev: net - allow MTU and Speed to be specified with units

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This also changes the names to MTUBytes and BitsPerSecond, respectively. Notice
that the speed was mistakenly documented to be in bytes before this change.
This commit is contained in:
Tom Gundersen 2014-02-22 18:23:19 +01:00
parent dd4d2c1cd1
commit 733f7a2c69
3 changed files with 11 additions and 9 deletions
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9
man/udev.xml
View File

@ -982,15 +982,16 @@
</listitem>
</varlistentry>
<varlistentry>
<term><varname>MTU=</varname></term>
<term><varname>MTUBytes=</varname></term>
<listitem>
<para>The MTU to set for the device.</para>
<para>The maximum transmission unit in bytes to set for the device.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>SpeedMBytes=</varname></term>
<term><varname>BitsPerSecond=</varname></term>
<listitem>
<para>The speed to set for the device.</para>
<para>The speed to set for the device, the value is rounded down
to the nearest Mbps.</para>
</listitem>
</varlistentry>
<varlistentry>

4
src/udev/net/link-config-gperf.gperf
View File

@ -30,7 +30,7 @@ Link.MACAddress, config_parse_hwaddr, 0,
Link.NamePolicy, config_parse_name_policy, 0, offsetof(link_config, name_policy)
Link.Name, config_parse_ifname, 0, offsetof(link_config, name)
Link.Alias, config_parse_ifalias, 0, offsetof(link_config, alias)
Link.MTU, config_parse_unsigned, 0, offsetof(link_config, mtu)
Link.SpeedMBytes, config_parse_unsigned, 0, offsetof(link_config, speed)
Link.MTUBytes, config_parse_bytes_size, 0, offsetof(link_config, mtu)
Link.BitsPerSecond, config_parse_bytes_size, 0, offsetof(link_config, speed)
Link.Duplex, config_parse_duplex, 0, offsetof(link_config, duplex)
Link.WakeOnLan, config_parse_wol, 0, offsetof(link_config, wol)

7
src/udev/net/link-config.c
View File

@ -365,10 +365,11 @@ int link_config_apply(link_config_ctx *ctx, link_config *config, struct udev_dev
if (!old_name)
return -EINVAL;
r = ethtool_set_speed(ctx->ethtool_fd, old_name, config->speed, config->duplex);
r = ethtool_set_speed(ctx->ethtool_fd, old_name, config->speed / 1024, config->duplex);
if (r < 0)
log_warning("Could not set speed or duplex of %s to %u Mbytes (%s): %s",
old_name, config->speed, duplex_to_string(config->duplex), strerror(-r));
log_warning("Could not set speed or duplex of %s to %u Mbps (%s): %s",
old_name, config->speed / 1024, duplex_to_string(config->duplex),
strerror(-r));
r = ethtool_set_wol(ctx->ethtool_fd, old_name, config->wol);
if (r < 0)