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authorUlrich Ölmann <u.oelmann@pengutronix.de>2021-01-06 18:43:06 +0100
committerUlrich Ölmann <u.oelmann@pengutronix.de>2021-01-13 06:41:06 +0100
commitef4a91a7e8d8337a9d65177b09eb7580b25b8f5d (patch)
treeda8d956db0aa74f1072a9444ed9b699017221908 /man/systemd.link.xml
parent42e15a6f1ad4164501912c15e6b440ab6cc8e874 (diff)
downloadsystemd-ef4a91a7e8d8337a9d65177b09eb7580b25b8f5d.tar.gz
udev: introduce TxQueueLength= setting
Enable udev to set the transmit queue length of a device via a new directive to be used in link files. The kernel stores this parameter as an unsigned 32 bit integer. As typical values currently range in the order of 10 to a few 10,000 packets reduce the domain of valid values for this directive to 0..4294967294 and take the excluded 4294967295 == UINT32_MAX to indicate that the directive is unset.
Diffstat (limited to 'man/systemd.link.xml')
-rw-r--r--man/systemd.link.xml7
1 files changed, 7 insertions, 0 deletions
diff --git a/man/systemd.link.xml b/man/systemd.link.xml
index e6b4b54668..8a57511889 100644
--- a/man/systemd.link.xml
+++ b/man/systemd.link.xml
@@ -410,6 +410,13 @@
</listitem>
</varlistentry>
<varlistentry>
+ <term><varname>TxQueueLength=</varname></term>
+ <listitem>
+ <para>Specifies the transmit queue length of the device in number of packets. An unsigned integer
+ in the range 0..4294967294. When unset, the kernel's default will be used.</para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
<term><varname>MTUBytes=</varname></term>
<listitem>
<para>The maximum transmission unit in bytes to set for the