git: 91dc225a7bd8 - main - conf: Document why we have ARM64 and RISCV options

The branch main has been updated by imp:

URL: https://cgit.FreeBSD.org/src/commit/?id=91dc225a7bd81350faaceba89226e761045b5bbb

commit 91dc225a7bd81350faaceba89226e761045b5bbb
Author:     Warner Losh <imp@FreeBSD.org>
AuthorDate: 2022-10-20 15:29:33 +0000
Commit:     Warner Losh <imp@FreeBSD.org>
CommitDate: 2022-10-20 16:48:31 +0000

    conf: Document why we have ARM64 and RISCV options
    
    These are needed for the 'cpu ARM64' and 'cpu RISCV' options in these
    architecture's config files. cpu lines are non-optional in config(8), so
    we must define them here. There's no other use for them in the tree.
    
    Sponsored by:           Netflix
---
 sys/conf/options.arm64 | 2 +-
 sys/conf/options.riscv | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/conf/options.arm64 b/sys/conf/options.arm64
index ff2db5caf082..5e14225cc053 100644
--- a/sys/conf/options.arm64
+++ b/sys/conf/options.arm64
@@ -1,6 +1,6 @@
 # $FreeBSD$
 
-ARM64				opt_global.h
+ARM64				opt_global.h		# for cpu ARM64 to work
 INTRNG				opt_global.h
 SOCDEV_PA			opt_global.h
 THUNDERX_PASS_1_1_ERRATA	opt_global.h
diff --git a/sys/conf/options.riscv b/sys/conf/options.riscv
index b2ab5ec09589..9e48f73fba33 100644
--- a/sys/conf/options.riscv
+++ b/sys/conf/options.riscv
@@ -1,5 +1,5 @@
 # $FreeBSD$
 
-RISCV				opt_global.h
+RISCV				opt_global.h	# For cpu RISCV to work
 FPE				opt_global.h
 INTRNG				opt_global.h