analyze: add syscall-filter verb

This should make it easier for users to understand what each filter
means as the list of syscalls is updated in subsequent systemd versions.

1 files changed, 11 insertions, 0 deletions

diff --git a/man/systemd-analyze.xml b/man/systemd-analyze.xml
index 8fa7cd3329..634e16b5f4 100644
--- a/man/systemd-analyze.xml
+++ b/man/systemd-analyze.xml
@@ -104,6 +104,12 @@
     <cmdsynopsis>
       <command>systemd-analyze</command>
       <arg choice="opt" rep="repeat">OPTIONS</arg>
+      <arg choice="plain">syscall-filter</arg>
+      <arg choice="opt"><replaceable>SET</replaceable>...</arg>
+    </cmdsynopsis>
+    <cmdsynopsis>
+      <command>systemd-analyze</command>
+      <arg choice="opt" rep="repeat">OPTIONS</arg>
       <arg choice="plain">verify</arg>
       <arg choice="opt" rep="repeat"><replaceable>FILES</replaceable></arg>
     </cmdsynopsis>
@@ -181,6 +187,11 @@
     <option>--log-target=</option>, described in
     <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>).</para>
 
+    <para><command>systemd-analyze syscall-filter <optional><replaceable>SET</replaceable>...</optional></command>
+    will list system calls contained in the specified system call set <replaceable>SET</replaceable>,
+    or all known sets if no sets are specified. Argument <replaceable>SET</replaceable> must include
+    the <literal>@</literal> prefix.</para>
+
     <para><command>systemd-analyze verify</command> will load unit files and print
     warnings if any errors are detected. Files specified on the command line will be
     loaded, but also any other units referenced by them. The full unit search path is