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pkg management: add a note about kernel upgrade

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Xi Ruoyao 2021-06-19 16:32:43 +08:00
parent 577ac46eea
commit 7aee3182a0
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1 changed files with 15 additions and 4 deletions
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chapter08/pkgmgt.xml
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@ -51,10 +51,21 @@
<itemizedlist>
<listitem>
<para>If Glibc needs to be upgraded to a newer version, (e.g. from
glibc-2.31 to glibc-2.32), it is safer to rebuild LFS. Though you
<emphasis>may</emphasis> be able to rebuild all the packages in their
dependency order, we do not recommend it. </para>
<para>If Linux kernel needs to be upgraded (for example, from
5.10.17 to 5.10.18 or 5.11.1), nothing else need to be rebuilt.
The system will keep working fine thanks to the well-defined border
between kernel and userspace. Specifically, Linux API headers
need not to be (and should not be, see the next item) upgraded
alongside the kernel. You'll need to reboot your system to use the
upgraded kernel.</para>
</listitem>
<listitem>
<para>If Linux API headers or Glibc needs to be upgraded to a newer
version, (e.g. from glibc-2.31 to glibc-2.32), it is safer to
rebuild LFS. Though you <emphasis>may</emphasis> be able to rebuild
all the packages in their dependency order, we do not recommend
it. </para>
</listitem>
<listitem> <para>If a package containing a shared library is updated, and