From: Helge Deller Date: Fri, 15 Jun 2018 20:38:22 +0000 (+0200) Subject: parisc: Default to 4 SMP CPUs X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=435d34c7a48de5e89047ef9c7dce6528831b258b;p=linux.git parisc: Default to 4 SMP CPUs I haven't seen any real SMP machine yet with > 4 CPUs (we don't suport SuperDomes yet), so reducing the default maximum number of CPUs may speed up various bitop functions which depend on number of CPUs in the system. bload-o-meter on a typical 64-bit kernel shows: Data: add/remove: 0/0 grow/shrink: 0/10 up/down: 0/-3724 (-3724) Total: Before=1910404, After=1906680, chg -0.19% Code: add/remove: 0/2 grow/shrink: 42/38 up/down: 2320/-3500 (-1180) Total: Before=11053099, After=11051919, chg -0.01% Signed-off-by: Helge Deller --- diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index a9a507a195401..17526bebcbd27 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -347,7 +347,7 @@ config NR_CPUS int "Maximum number of CPUs (2-32)" range 2 32 depends on SMP - default "32" + default "4" endmenu