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Commit e4144fe5 authored by Mario Carrillo's avatar Mario Carrillo Committed by Jonathan Corbet
Browse files

docs: update HOWTO for 3.x -> 4.x versioning 



The HOWTO document needed updating for the new kernel versioning.

Signed-off-by: default avatarMario Carrillo <mario.alfredo.c.arevalo@intel.com>
Signed-off-by: default avatarJonathan Corbet <corbet@lwn.net>
parent f0074929

Documentation/HOWTO

+14 −14
Original line number Diff line number Diff line
@@ -218,16 +218,16 @@ The development process 
Linux kernel development process currently consists of a few different

main kernel "branches" and lots of different subsystem-specific kernel

branches.  These different branches are:

  - main 3.x kernel tree

  - 3.x.y -stable kernel tree

  - 3.x -git kernel patches

  - main 4.x kernel tree

  - 4.x.y -stable kernel tree

  - 4.x -git kernel patches

  - subsystem specific kernel trees and patches

  - the 3.x -next kernel tree for integration tests

  - the 4.x -next kernel tree for integration tests



3.x kernel tree

4.x kernel tree

-----------------

3.x kernels are maintained by Linus Torvalds, and can be found on

kernel.org in the pub/linux/kernel/v3.x/ directory.  Its development

4.x kernels are maintained by Linus Torvalds, and can be found on

kernel.org in the pub/linux/kernel/v4.x/ directory.  Its development

process is as follows:

  - As soon as a new kernel is released a two weeks window is open,

    during this period of time maintainers can submit big diffs to
@@ -262,20 +262,20 @@ mailing list about kernel releases: 
	released according to perceived bug status, not according to a

	preconceived timeline."



3.x.y -stable kernel tree

4.x.y -stable kernel tree

---------------------------

Kernels with 3-part versions are -stable kernels. They contain

relatively small and critical fixes for security problems or significant

regressions discovered in a given 3.x kernel.

regressions discovered in a given 4.x kernel.



This is the recommended branch for users who want the most recent stable

kernel and are not interested in helping test development/experimental

versions.



If no 3.x.y kernel is available, then the highest numbered 3.x

If no 4.x.y kernel is available, then the highest numbered 4.x

kernel is the current stable kernel.



3.x.y are maintained by the "stable" team <stable@vger.kernel.org>, and

4.x.y are maintained by the "stable" team <stable@vger.kernel.org>, and

are released as needs dictate.  The normal release period is approximately

two weeks, but it can be longer if there are no pressing problems.  A

security-related problem, instead, can cause a release to happen almost
@@ -285,7 +285,7 @@ The file Documentation/stable_kernel_rules.txt in the kernel tree 
documents what kinds of changes are acceptable for the -stable tree, and

how the release process works.



3.x -git patches

4.x -git patches

------------------

These are daily snapshots of Linus' kernel tree which are managed in a

git repository (hence the name.) These patches are usually released
@@ -317,9 +317,9 @@ revisions to it, and maintainers can mark patches as under review, 
accepted, or rejected.  Most of these patchwork sites are listed at

http://patchwork.kernel.org/.



3.x -next kernel tree for integration tests

4.x -next kernel tree for integration tests

---------------------------------------------

Before updates from subsystem trees are merged into the mainline 3.x

Before updates from subsystem trees are merged into the mainline 4.x

tree, they need to be integration-tested.  For this purpose, a special

testing repository exists into which virtually all subsystem trees are

pulled on an almost daily basis: