[blfs-support] How Do I Know When to Recompile the Kernel?

Carl Thorn thorncs at yahoo.com
Wed Oct 24 08:22:18 PDT 2012

From: "Feuerbacher, Alan" <AFeuerbacher at ALLEGROMICRO.com>
To: "BLFS Help Support (blfs-support at linuxfromscratch.org)" 
<blfs-support at linuxfromscratch.org>
Sent: Wed, October 24, 2012 9:37:31 AM
Subject: [blfs-support] How Do I Know When to Recompile the Kernel?

In the BLFS book's Xorg Drivers section ( 
http://www.linuxfromscratch.org/blfs/view/svn/x/x7driver.html ) Xorg Evdev 
Driver-2.7.3, it says:

Kernel Configuration 

Enable the following options in the kernel configuration and recompile the 
kernel if necessary: 


How do I know if recompiling the kernel is necessary?

I've read quite a bit of the LFS kernel documentation but haven't found a clear 
discussion of what specific things require kernel recompilation. Can you anyone 
point out such information?

FAQ: http://www.linuxfromscratch.org/blfs/faq.html
Unsubscribe: See the above information page

You can check your kernel configuration by reading /boot/config-* assuming you 
saved it as suggested in the LFS book.
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