[src/trunk]: src/doc note about per-cpu kernel profiling and its performance.

[ryo <ryo%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/bff198f3c642
branches:  trunk
changeset: 1023035:bff198f3c642
user:      ryo <ryo%NetBSD.org@localhost>
date:      Fri Aug 20 07:23:54 2021 +0000

description:
note about per-cpu kernel profiling and its performance.

diffstat:

 doc/CHANGES |  6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diffs (20 lines):

diff -r 5db05524eb9c -r bff198f3c642 doc/CHANGES
--- a/doc/CHANGES       Fri Aug 20 06:36:10 2021 +0000
+++ b/doc/CHANGES       Fri Aug 20 07:23:54 2021 +0000
@@ -1,4 +1,4 @@
-# LIST OF CHANGES FROM LAST RELEASE:                   <$Revision: 1.2823 $>
+# LIST OF CHANGES FROM LAST RELEASE:                   <$Revision: 1.2824 $>
 #
 #
 # [Note: This file does not mention every change made to the NetBSD source tree.
@@ -405,6 +405,10 @@
        evbarm: Improvements in interrupt handling on Arm GIC v2 and v3 systems
                resulting in better network and storage performance.
                [jmcneill 20210810]
+       kernel profiling: Improved performance of kernel profiling with
+               MULTIPROCESSOR. [ryo 20210814]
+       kgmon(8): added -c option to get profile information for each cpu.
+               [ryo 20210814]
        openldap: Import 2.5.6. [christos 20210814]
        sh3: Switch to GCC 10. [mrg 20210816]
        bind: Import version 9.16.20. [christos 20210819]