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Subject[PATCH 3/3] SubmittingPatches: Document the use of git
Most of the mechanical portions of SubmittingPatches exist to help patch
submitters replicate the output of git. Mention this explicitly, both
as a reminder that git will help with this process, and as signposting to
let git users know what they can safely skip.

Signed-off-by: Josh Triplett <josh@joshtriplett.org>
---
Documentation/SubmittingPatches | 31 ++++++++++++++++---------------
1 file changed, 16 insertions(+), 15 deletions(-)

diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches
index 53e6590..fdad7d1 100644
--- a/Documentation/SubmittingPatches
+++ b/Documentation/SubmittingPatches
@@ -14,7 +14,10 @@ Read Documentation/SubmitChecklist for a list of items to check
before submitting code. If you are submitting a driver, also read
Documentation/SubmittingDrivers.

-
+Many of these steps describe the default behavior of the git version
+control system; if you use git to prepare your patches, you'll find much
+of the mechanical work done for you, though you'll still need to prepare
+and document a sensible set of patches.

--------------------------------------------
SECTION 1 - CREATING AND SENDING YOUR CHANGE
@@ -25,7 +28,9 @@ SECTION 1 - CREATING AND SENDING YOUR CHANGE
1) "diff -up"
------------

-Use "diff -up" or "diff -uprN" to create patches.
+Use "diff -up" or "diff -uprN" to create patches. git generates patches
+in this form by default; if you're using git, you can skip this section
+entirely.

All changes to the Linux kernel occur in the form of patches, as
generated by diff(1). When creating your patch, make sure to create it
@@ -66,19 +71,14 @@ Make sure your patch does not include any extra files which do not
belong in a patch submission. Make sure to review your patch -after-
generated it with diff(1), to ensure accuracy.

-If your changes produce a lot of deltas, you may want to look into
-splitting them into individual patches which modify things in
-logical stages. This will facilitate easier reviewing by other
-kernel developers, very important if you want your patch accepted.
-There are a number of scripts which can aid in this:
-
-Quilt:
-http://savannah.nongnu.org/projects/quilt
+If your changes produce a lot of deltas, you need to split them into
+individual patches which modify things in logical stages; see section
+#3. This will facilitate easier reviewing by other kernel developers,
+very important if you want your patch accepted.

-Andrew Morton's patch scripts:
-http://userweb.kernel.org/~akpm/stuff/patch-scripts.tar.gz
-Instead of these scripts, quilt is the recommended patch management
-tool (see above).
+If you're using git, "git rebase -i" can help you with this process. If
+you're not using git, quilt <http://savannah.nongnu.org/projects/quilt>
+is another popular alternative.



@@ -607,7 +607,8 @@ patch.
If you are going to include a diffstat after the "---" marker, please
use diffstat options "-p 1 -w 70" so that filenames are listed from
the top of the kernel source tree and don't use too much horizontal
-space (easily fit in 80 columns, maybe with some indentation).
+space (easily fit in 80 columns, maybe with some indentation). (git
+generates appropriate diffstats by default.)

See more details on the proper patch format in the following
references.
--
1.8.5.1


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