kbuild: add comment for V=2 mode

rddunlap · masahir0y · commit 505b12b3861b · 2020-02-27T02:19:07.000+09:00
Complete the comments for valid values of KBUILD_VERBOSE,
specifically for KBUILD_VERBOSE=2.

Signed-off-by: Randy Dunlap &lt;rdunlap@infradead.org&gt;
Signed-off-by: Masahiro Yamada &lt;masahiroy@kernel.org&gt;
diff --git a/Makefile b/Makefile
@@ -68,6 +68,7 @@ unexport GREP_OPTIONS
 #
 # If KBUILD_VERBOSE equals 0 then the above command will be hidden.
 # If KBUILD_VERBOSE equals 1 then the above command is displayed.
+# If KBUILD_VERBOSE equals 2 then give the reason why each target is rebuilt.
 #
 # To put more focus on warnings, be less verbose as default
 # Use 'make V=1' to see the full commands

Original file line number	Diff line number	Diff line change
`@@ -68,6 +68,7 @@ unexport GREP_OPTIONS`
`68`	`68`	`#`
`69`	`69`	`# If KBUILD_VERBOSE equals 0 then the above command will be hidden.`
`70`	`70`	`# If KBUILD_VERBOSE equals 1 then the above command is displayed.`
	`71`	`+# If KBUILD_VERBOSE equals 2 then give the reason why each target is rebuilt.`
`71`	`72`	`#`
`72`	`73`	`# To put more focus on warnings, be less verbose as default`
`73`	`74`	`# Use 'make V=1' to see the full commands`