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man: Do not recommend to overlay files with sysext even if possible

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While overlaying files with a sysext can be useful, it may lead to
unexpected problems depending on when a process got started and which
version of the file it gets.
Call out that overlaying files is possible but don't recommend to make
use of it.
This commit is contained in:
Kai Lueke 2022-07-22 15:03:12 +02:00
parent aa386add67
commit 566e4b3a19
1 changed files with 1 additions and 1 deletions
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man/systemd-sysext.xml
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@ -64,7 +64,7 @@
<para>System extensions are supposed to be purely additive, i.e. they are supposed to include only files <para>System extensions are supposed to be purely additive, i.e. they are supposed to include only files
that do not exist in the underlying basic OS image. However, the underlying mechanism (overlayfs) also that do not exist in the underlying basic OS image. However, the underlying mechanism (overlayfs) also
allows removing files, but it is recommended not to make use of this.</para> allows overlaying or removing files, but it is recommended not to make use of this.</para>
<para>System extension images may be provided in the following formats:</para> <para>System extension images may be provided in the following formats:</para>