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From b91be007c4172b50e5ca570c3c3cd64fecbf377b Mon Sep 17 00:00:00 2001
From: Jan Macku <jamacku@redhat.com>
Date: Tue, 25 Jun 2024 14:00:45 +0200
Subject: [PATCH] net-naming-scheme: start rhel10 naming and include rhel8 and
rhel9 ones
Also add RHEL8,9,10 versions to version-info.xml file
rhel-only: feature
Resolves: RHEL-22621
---
man/systemd.net-naming-scheme.xml | 186 ++++++++++++++++++++++++++++++
man/version-info.xml | 33 ++++++
src/shared/netif-naming-scheme.c | 17 +++
src/shared/netif-naming-scheme.h | 20 ++++
4 files changed, 256 insertions(+)
diff --git a/man/systemd.net-naming-scheme.xml b/man/systemd.net-naming-scheme.xml
index ff811c2bd7..690e3d2c27 100644
--- a/man/systemd.net-naming-scheme.xml
+++ b/man/systemd.net-naming-scheme.xml
@@ -525,7 +525,193 @@
</listitem>
</varlistentry>
+ <varlistentry>
+ <term><constant>rhel-10.0</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>v255</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-10.0"/>
+ </listitem>
+ </varlistentry>
+ </variablelist>
+ <para>By default <constant>rhel-10.0</constant> is used.</para>
+
+ <refsect2>
+ <title>RHEL-9 schemes</title>
+ <para>It is also possible to pick a scheme from RHEL-9</para>
+ <variablelist>
+ <varlistentry>
+ <term><constant>rhel-9.0</constant></term>
+
+ <listitem><para>Since version <constant>v247</constant> we no longer set
+ <varname>ID_NET_NAME_SLOT</varname> if we detect that a PCI device associated with a slot is a PCI
+ bridge as that would create naming conflict when there are more child devices on that bridge. Now,
+ this is relaxed and we will use slot information to generate the name based on it but only if
+ the PCI device has multiple functions. This is safe because distinct function number is a part of
+ the device name for multifunction devices.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-9.0"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-9.1</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>rhel-9.0</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-9.1"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-9.2</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>rhel-9.0</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-9.2"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-9.3</constant></term>
+
+ <listitem><para>Naming was changed for SR-IOV virtual device representors.</para>
+
+ <para>The <literal>r<replaceable>slot</replaceable></literal> suffix was added to differentiate SR-IOV
+ virtual device representors attached to a single physical device interface.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-9.3"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-9.4</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>rhel-9.3</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-9.4"/>
+ </listitem>
+ </varlistentry>
+ </variablelist>
+ </refsect2>
+
+ <refsect2>
+ <title>RHEL-8 schemes</title>
+ <para>It is also possible to pick a scheme from RHEL-8</para>
+ <variablelist>
+ <varlistentry>
+ <term><constant>rhel-8.0</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>v239</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-8.0"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-8.1</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>rhel-8.0</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-8.1"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-8.2</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>rhel-8.0</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-8.2"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-8.3</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>rhel-8.0</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-8.3"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-8.4</constant></term>
+
+ <listitem><para>If the PCI slot is assocated with PCI bridge and that has multiple child network
+ controllers then all of them might derive the same value of <varname>ID_NET_NAME_SLOT</varname>
+ property. That could cause naming conflict if the property is selected as a device name. Now, we detect the
+ situation, slot - bridge relation, and we don't produce the <varname>ID_NET_NAME_SLOT</varname> property to
+ avoid possible naming conflict.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-8.4"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-8.5</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>rhel-8.4</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-8.5"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-8.6</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>rhel-8.4</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-8.6"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-8.7</constant></term>
+
+ <listitem><para>PCI hotplug slot names for the s390 PCI driver are a hexadecimal representation
+ of the <filename>function_id</filename> device attribute. This attribute is now used to build the
+ <varname>ID_NET_NAME_SLOT</varname>. Before that, all slot names were parsed as decimal
+ numbers, which could either result in an incorrect value of the <varname>ID_NET_NAME_SLOT</varname>
+ property or none at all.</para>
+
+ <para>Some firmware and hypervisor implementations report unreasonable high numbers for the onboard
+ index. To prevent the generation of bogus onbard interface names, index numbers greater than 16381
+ (2^14-1) were ignored. For s390 PCI devices index values up to 65535 (2^16-1) are valid. To account
+ for that, the limit is increased to now 65535.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-8.7"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-8.8</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>rhel-8.7</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-8.8"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-8.9</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>rhel-8.7</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-8.9"/>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><constant>rhel-8.10</constant></term>
+
+ <listitem><para>Same as naming scheme <constant>rhel-8.7</constant>.</para>
+
+ <xi:include href="version-info.xml" xpointer="rhel-8.10"/>
+ </listitem>
+ </varlistentry>
</variablelist>
+ </refsect2>
<para>Note that <constant>latest</constant> may be used to denote the latest scheme known (to this
particular version of systemd).</para>
diff --git a/man/version-info.xml b/man/version-info.xml
index bd210b20d3..274450d408 100644
--- a/man/version-info.xml
+++ b/man/version-info.xml
@@ -81,4 +81,37 @@
<para id="v255">Added in version 255.</para>
<para id="v256">Added in version 256.</para>
<para id="v257">Added in version 257.</para>
+ <para id="rhel-8.0">Added in rhel-8.0.</para>
+ <para id="rhel-8.1">Added in rhel-8.1.</para>
+ <para id="rhel-8.2">Added in rhel-8.2.</para>
+ <para id="rhel-8.3">Added in rhel-8.3.</para>
+ <para id="rhel-8.4">Added in rhel-8.4.</para>
+ <para id="rhel-8.5">Added in rhel-8.5.</para>
+ <para id="rhel-8.6">Added in rhel-8.6.</para>
+ <para id="rhel-8.7">Added in rhel-8.7.</para>
+ <para id="rhel-8.8">Added in rhel-8.8.</para>
+ <para id="rhel-8.9">Added in rhel-8.9.</para>
+ <para id="rhel-8.10">Added in rhel-8.10.</para>
+ <para id="rhel-9.0">Added in rhel-9.0.</para>
+ <para id="rhel-9.1">Added in rhel-9.1.</para>
+ <para id="rhel-9.2">Added in rhel-9.2.</para>
+ <para id="rhel-9.3">Added in rhel-9.3.</para>
+ <para id="rhel-9.4">Added in rhel-9.4.</para>
+ <para id="rhel-9.5">Added in rhel-9.5.</para>
+ <para id="rhel-9.6">Added in rhel-9.6.</para>
+ <para id="rhel-9.7">Added in rhel-9.7.</para>
+ <para id="rhel-9.8">Added in rhel-9.8.</para>
+ <para id="rhel-9.9">Added in rhel-9.9.</para>
+ <para id="rhel-9.10">Added in rhel-9.10.</para>
+ <para id="rhel-10.0">Added in rhel-10.0.</para>
+ <para id="rhel-10.1">Added in rhel-10.1.</para>
+ <para id="rhel-10.2">Added in rhel-10.2.</para>
+ <para id="rhel-10.3">Added in rhel-10.3.</para>
+ <para id="rhel-10.4">Added in rhel-10.4.</para>
+ <para id="rhel-10.5">Added in rhel-10.5.</para>
+ <para id="rhel-10.6">Added in rhel-10.6.</para>
+ <para id="rhel-10.7">Added in rhel-10.7.</para>
+ <para id="rhel-10.8">Added in rhel-10.8.</para>
+ <para id="rhel-10.9">Added in rhel-10.9.</para>
+ <para id="rhel-10.10">Added in rhel-10.10.</para>
</refsect1>
diff --git a/src/shared/netif-naming-scheme.c b/src/shared/netif-naming-scheme.c
index 2955b6e8d5..e4d4c0ba88 100644
--- a/src/shared/netif-naming-scheme.c
+++ b/src/shared/netif-naming-scheme.c
@@ -24,6 +24,23 @@ static const NamingScheme naming_schemes[] = {
{ "v253", NAMING_V253 },
{ "v254", NAMING_V254 },
{ "v255", NAMING_V255 },
+ { "rhel-8.0", NAMING_RHEL_8_0 },
+ { "rhel-8.1", NAMING_RHEL_8_1 },
+ { "rhel-8.2", NAMING_RHEL_8_2 },
+ { "rhel-8.3", NAMING_RHEL_8_3 },
+ { "rhel-8.4", NAMING_RHEL_8_4 },
+ { "rhel-8.5", NAMING_RHEL_8_5 },
+ { "rhel-8.6", NAMING_RHEL_8_6 },
+ { "rhel-8.7", NAMING_RHEL_8_7 },
+ { "rhel-8.8", NAMING_RHEL_8_8 },
+ { "rhel-8.9", NAMING_RHEL_8_9 },
+ { "rhel-8.10", NAMING_RHEL_8_10 },
+ { "rhel-9.0", NAMING_RHEL_9_0 },
+ { "rhel-9.1", NAMING_RHEL_9_1 },
+ { "rhel-9.2", NAMING_RHEL_9_2 },
+ { "rhel-9.3", NAMING_RHEL_9_3 },
+ { "rhel-9.4", NAMING_RHEL_9_4 },
+ { "rhel-10.0", NAMING_RHEL_10_0 },
/* … add more schemes here, as the logic to name devices is updated … */
EXTRA_NET_NAMING_MAP
diff --git a/src/shared/netif-naming-scheme.h b/src/shared/netif-naming-scheme.h
index 62afdc514a..b0697c141e 100644
--- a/src/shared/netif-naming-scheme.h
+++ b/src/shared/netif-naming-scheme.h
@@ -63,6 +63,26 @@ typedef enum NamingSchemeFlags {
* systemd version 255, naming scheme "v255". */
NAMING_V255 = NAMING_V254 & ~NAMING_BRIDGE_MULTIFUNCTION_SLOT,
+ NAMING_RHEL_8_0 = NAMING_V239,
+ NAMING_RHEL_8_1 = NAMING_V239,
+ NAMING_RHEL_8_2 = NAMING_V239,
+ NAMING_RHEL_8_3 = NAMING_V239,
+ NAMING_RHEL_8_4 = NAMING_V239 | NAMING_BRIDGE_NO_SLOT,
+ NAMING_RHEL_8_5 = NAMING_RHEL_8_4,
+ NAMING_RHEL_8_6 = NAMING_RHEL_8_4,
+ NAMING_RHEL_8_7 = NAMING_RHEL_8_4 | NAMING_SLOT_FUNCTION_ID | NAMING_16BIT_INDEX,
+ NAMING_RHEL_8_8 = NAMING_RHEL_8_7,
+ NAMING_RHEL_8_9 = NAMING_RHEL_8_7,
+ NAMING_RHEL_8_10 = NAMING_RHEL_8_7,
+
+ NAMING_RHEL_9_0 = NAMING_V250 | NAMING_BRIDGE_MULTIFUNCTION_SLOT,
+ NAMING_RHEL_9_1 = NAMING_RHEL_9_0,
+ NAMING_RHEL_9_2 = NAMING_RHEL_9_0,
+ NAMING_RHEL_9_3 = NAMING_RHEL_9_0 | NAMING_SR_IOV_R,
+ NAMING_RHEL_9_4 = NAMING_RHEL_9_3,
+
+ NAMING_RHEL_10_0 = NAMING_V255,
+
EXTRA_NET_NAMING_SCHEMES
_NAMING_SCHEME_FLAGS_INVALID = -EINVAL,
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