[Piglit] [PATCH] Add a comment to HACKING describing the use of "*-by" in commit messages.

[Paul Berry]

Suggested-by: Frank Henigman <fjhenigman at google.com>
---
 HACKING | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/HACKING b/HACKING
index 9eff4ef..738ae18 100644
--- a/HACKING
+++ b/HACKING
@@ -159,6 +159,12 @@ a good place for general discussion about piglit development, such as
 future plans for the project, and coordinating work between
 developers.
 
+Note that Piglit patches use the terms "Reviewed-by", "Tested-by", and
+"Acked-by" in the same way as they are used for Linux kernel patches
+(see https://www.kernel.org/doc/Documentation/SubmittingPatches).  You
+are also welcome to add a "Signed-off-by" line to your patch, but it
+is not required.
+
 For developers who are new to piglit: when submitting a patch, it is
 helpful to add a note (after the "---" line in the patch file)
 indicating that you are new to the project and don't have commit
-- 
1.8.4.2