diff --git a/documentation/kernel-dev/kernel-dev-common.xml b/documentation/kernel-dev/kernel-dev-common.xml index 3645a5acdd..96c7933805 100644 --- a/documentation/kernel-dev/kernel-dev-common.xml +++ b/documentation/kernel-dev/kernel-dev-common.xml @@ -449,9 +449,10 @@ To help you use your own sources, the Yocto Project provides a linux-yocto custom recipe - linux-yocto-custom.bb that uses + (linux-yocto-custom.bb) that uses kernel.org sources - and the Yocto Project Linux kernel tools for managing Metadata. + and the Yocto Project Linux kernel tools for managing + kernel Metadata. You can find this recipe in the poky Git repository of the Yocto Project Source Repository @@ -469,7 +470,7 @@ The name should include the version of the Linux kernel you are using (e.g. linux-yocto-myproject_3.5.bb, where "3.5" is the base version of the Linux kernel - with which you would be working. + with which you would be working). In the same directory inside your layer, create a matching directory to store your patches and configuration files (e.g. @@ -489,7 +490,7 @@ LINUX_VERSION: The Linux kernel version you are using (e.g. - "3.6.3"). + "3.4"). LINUX_VERSION_EXTENSION: The Linux kernel CONFIG_LOCALVERSION that is compiled into the resulting kernel and visible @@ -508,8 +509,11 @@ The default PV assignment is typically adequate. It combines the LINUX_VERSION - with the SCM revision (from the SRCPV variable) - and results in a string using the following form: + with the Source Control Manager (SCM) revision + as derived from the SRCPV + variable. + The combined results are a string with + the following form: 3.4.11+git1+68a635bf8dfb64b02263c1ac80c948647cc76d5f_1+218bd8d2022b9852c60d32f0d770931e3cf343e2 @@ -522,7 +526,8 @@ This variable in the example recipe is set by default to a regular expression that matches only the empty string, "(^$)". - This default setting triggers an explicit build failure. + This default setting triggers an explicit build + failure. You must change it to match a list of the machines that your new recipe supports. For example, to support the qemux86