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Suggest make localmodconfig for kernel

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This is less generic than defconfig, and you can then tell
not to tweak options...
This commit is contained in:
Pierre Labastie 2023-03-08 22:27:34 +01:00
parent d0a9bda4e6
commit de679165f9
1 changed files with 15 additions and 5 deletions
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20
chapter10/kernel.xml
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@ -98,15 +98,25 @@
<caution> <caution>
<para>A good starting place for setting up the kernel configuration is to <para>A good starting place for setting up the kernel configuration is to
run <command>make defconfig</command>. This will set the base run <command>make localmodconfig</command>. If the host kernel version
configuration to a good state that takes your current system architecture is not too different from the version of the kernel you are building,
into account.</para> this will set the base configuration to a good state similar to what
the host uses. Another possibility is to use <command>make
localyesconfig</command>, which does the same except everything is built
into the kernel.</para>
<para>Do not disable any option enabled by <command>make <para>Do not disable any option enabled by <command>make
defconfig</command> unless the following note explicitly makes it localmodconfig</command> unless the following notes explicitly make it
disabled or you really know what you are doing.</para> disabled or you really know what you are doing.</para>
</caution> </caution>
<note>
<para>Another possibility is to run <command>make defconfig</command>,
which creates a more generic configuration for your architecture. You
may then have to disable drivers for hardware you do not have if
you want to reduce the kernel size.</para>
</note>
<note> <note>
<para>Be sure to enable/disable/set the following features or the system might <para>Be sure to enable/disable/set the following features or the system might
not work correctly or boot at all:</para> not work correctly or boot at all:</para>
@ -312,7 +322,7 @@ Device Drivers ---&gt;
<para>Support running the interrupt controller of 64-bit x86 <para>Support running the interrupt controller of 64-bit x86
processors in x2APIC mode. x2APIC may be enabled by firmware on processors in x2APIC mode. x2APIC may be enabled by firmware on
64-bit x86 systems, and a kernel without this option enabled will 64-bit x86 systems, and a kernel without this option enabled will
panic on boot if x2APIC is enabled by firmware. This option has panic on boot if x2APIC is enabled by firmware. This option
has no effect, but also does no harm if x2APIC is disabled by the has no effect, but also does no harm if x2APIC is disabled by the
firmware.</para> firmware.</para>
</listitem> </listitem>